# EDGAR Filing Document

**Accession Number:** 0001718304
**File Stem:** 0001628297-25-000868
**Filing Date:** 2025-11
**Character Count:** 173845
**Document Hash:** 51cbfc50cf6e64a0549cfd94de09be60
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628297-25-000868.hdr.sgml**: 20251125

**ACCESSION NUMBER**: 0001628297-25-000868

**CONFORMED SUBMISSION TYPE**: 10-D

**PUBLIC DOCUMENT COUNT**: 4

**CONFORMED PERIOD OF REPORT**: 20251117

**FILED AS OF DATE**: 20251125

**DATE AS OF CHANGE**: 20251125

**ABS ASSET CLASS**: Commercial mortgages

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** CITIGROUP COMMERCIAL MORTGAGE TRUST 2017-C4
- **CENTRAL INDEX KEY:** 0001718304
- **STANDARD INDUSTRIAL CLASSIFICATION:** ASSET-BACKED SECURITIES [6189]
- **ORGANIZATION NAME:** Office of Structured Finance
- **STATE OF INCORPORATION:** DE

**FILING VALUES:**
- **FORM TYPE:** 10-D
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 333-207132-15
- **FILM NUMBER:** 251521313

**BUSINESS ADDRESS:**
- **STREET 1:** 390 GREENWICH STREET
- **STREET 2:** 7TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10013
- **BUSINESS PHONE:** 2128165343

**MAIL ADDRESS:**
- **STREET 1:** 390 GREENWICH STREET
- **STREET 2:** 7TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10013

**UNITED STATES** 

**SECURITIES AND EXCHANGE COMMISSION** 

**Washington, D.C. 20549** 

**FORM 10-D** 

**ASSET-BACKED ISSUER** 

**DISTRIBUTION REPORT PURSUANT TO SECTION 13 OR 15(d) OF** 

**THE SECURITIES EXCHANGE ACT OF 1934** 

**For the monthly distribution period from:** 

**October 16, 2025 to November 17, 2025** 

**Commission File Number of issuing entity: 333-207132-15** 

**Central Index Key Number of issuing entity: 0001718304** 

## Citigroup Commercial Mortgage Trust 2017-C4
**(Exact name of issuing entity as specified in its charter)** 

**Commission File Number of depositor: 333-207132** 

**Central Index Key Number of depositor: 0001258361** 

**Citigroup Commercial Mortgage Securities Inc.** 

**(Exact name of depositor as specified in its charter)** 

**Citi Real Estate Funding Inc.** 

**(Central Index Key Number: 0001701238)** 

**Cantor Commercial Real Estate Lending, L.P.** 

**(Central Index Key Number: 0001558761)** 

**Ladder Capital Finance LLC** 

**(Central Index Key Number: 0001541468)** 

**German American Capital Corporation** 

**(Central Index Key Number: 0001541294)** 

**LMF Commercial, LLC (f/k/a Rialto Mortgage Finance, LLC)** 

**(Central Index Key Number: 0001592182)** 

**(Exact names of sponsors as specified in their respective charters)** 

**Richard Simpson (212) 816-5343** 

**(Name and telephone number, including area code, of the person to contact in connection with this filing)** 

**New York** 

**(State or other jurisdiction of incorporation or organization of the issuing entity)** 

**82-6713163** 

**82-6712043** 

**82-6694460** 

**(I.R.S. Employer Identification No.)** 

---

| | |
|:---|:---|
| **c/o Citibank, N.A.**<br> **388 Greenwich Street, 14<sup>th</sup> Floor**<br> **New York, New York** | **10013** |
| **(Address of principal executive offices of the issuing entity)** | **(Zip Code)** |

---

**(212) 816-5693** 

**(Telephone number, including area code)** 

---

| | | | | |
|:---|:---|:---|:---|:---|
| **Title of class** | **Registered/reporting pursuant to**<br> **(check one)** | **Registered/reporting pursuant to**<br> **(check one)** | **Registered/reporting pursuant to**<br> **(check one)** | **Name of exchange**<br> **(If Section 12(b))** |
|  | **Section 12(b)** | **Section 12(g)** | **Section 15(d)** | **Name of exchange**<br> **(If Section 12(b))** |
|  A-1 | ☐ | ☐ | ☒ | Not Applicable |
|  A-2 | ☐ | ☐ | ☒ | Not Applicable |
|  A-3 | ☐ | ☐ | ☒ | Not Applicable |
|  A-4 | ☐ | ☐ | ☒ | Not Applicable |
|  A-AB | ☐ | ☐ | ☒ | Not Applicable |
|  X-A | ☐ | ☐ | ☒ | Not Applicable |
|  X-B | ☐ | ☐ | ☒ | Not Applicable |
|  A-S | ☐ | ☐ | ☒ | Not Applicable |
|  B | ☐ | ☐ | ☒ | Not Applicable |
|  C | ☐ | ☐ | ☒ | Not Applicable |

---

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes ☒ No ☐

------

**PART I – DISTRIBUTION INFORMATION** 

**Item 1. Distribution and Pool Performance Information.** 

On November 17, 2025, a distribution was made to holders of the certificates issued by Citigroup Commercial Mortgage Trust 2017-C4.

The distribution report is attached as Exhibit 99.1 to this Form 10-D.

No assets securitized by Citigroup Commercial Mortgage Securities Inc. (the "Depositor") and held by Citigroup Commercial Mortgage Trust 2017-C4 were the subject of a demand to repurchase or replace for breach of the representations and warranties contained in the underlying transaction documents during the monthly distribution period covered by this distribution report on Form 10-D.

The Depositor most recently filed a Form ABS-15G under Rule 15Ga-1 under the Securities Exchange Act of 1934 ("Rule 15Ga-1") on February 13, 2025. The CIK number of the Depositor is 0001258361 .

Citi Real Estate Funding Inc. ("CREFI"), one of the sponsors, most recently filed a Form ABS-15G under Rule 15Ga-1 on February 13, 2025. The CIK number of CREFI is 0001701238.

Cantor Commercial Real Estate Lending, L.P. ("CCRE"), one of the sponsors, most recently filed a Form ABS-15G under Rule 15Ga-1 on October 17, 2025. The CIK number of CCRE is 0001558761.

Ladder Capital Finance LLC ("Ladder"), one of the sponsors, most recently filed a Form ABS-15G under Rule 15Ga-1 on February 14, 2025. The CIK number of Ladder is 0001541468.

German American Capital Corporation ("GAAC"), one of the sponsors, most recently filed a Form ABS-15G under Rule 15Ga-1 on February 13, 2025. The CIK number of GAAC is 0001541294.

LMF Commercial, LLC (f/k/a Rialto Mortgage Finance, LLC) ("LMF"), one of the sponsors, most recently filed a Form ABS-15G under Rule 15Ga-1 on February 3, 2025. The CIK number of LMF is 0001592182.

**Item 1A. Asset-Level Information.** 

See the Asset Data File and the asset related document filed as Exhibit 102 and Exhibit 103, respectively, to the registrant's Form ABS-EE filed on November 25, 2025 under Commission File No. 333-207132-15 and incorporated by reference herein.

**Item 1B. Asset Representations Reviewer and Investor Communication.** 

Not applicable

**PART II – OTHER INFORMATION** **Item 2. Legal Proceedings.** 

No information to report for the monthly distribution period covered by this distribution report on Form 10-D.

**Item 3. Sales of Securities and Use of Proceeds.** 

None

**Item 4. Defaults Upon Senior Securities.** 

None

------

**Item 5. Submission of Matters to a Vote of Security Holders.** 

None

**Item 6. Significant Obligors of Pool Assets.**

With respect to the pool assets for Citigroup Commercial Mortgage Trust 2017-C4, there are no significant obligors within the meaning of Item 1101(k) of Regulation AB.

**Item 7. Change in Sponsor Interest in Securities.** 

None

**Item 8. Significant Enhancement Provider Information.** 

None

**Item 9. Other Information.**

Midland Loan Services, a Division of PNC Bank, National Association, in its capacity as Master Servicer for Citigroup Commercial Mortgage Trust 2017-C4, affirms the following amounts in the respective accounts:

---

| | | |
|:---|:---|:---|
|  Collection Account Balance |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Prior Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 10/15/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $199342.49 |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Current Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 11/17/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $152581.78 |
|  Loan Combination Custodial Account Balance |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Prior Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 10/15/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Current Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 11/17/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
|  \*REO Account Balance |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Prior Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 10/15/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Current Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 11/17/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
|  \*As provided by the Special Servicer |  |  |

---

Citibank, N.A., in its capacity as Certificate Administrator for Citigroup Commercial Mortgage Trust 2017-C4, affirms the following amounts in the respective accounts:

---

| | | |
|:---|:---|:---|
|  Distribution Account Balance |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Prior Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 10/15/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Current Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 11/17/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
|  Interest Reserve Account Balance |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Prior Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 10/15/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Current Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 11/17/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
|  Excess Interest Distribution Account Balance |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Prior Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 10/15/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Current Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 11/17/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
|  Excess Liquidation Proceeds Reserve Account Balance |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Prior Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 10/15/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Current Distribution Date: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 11/17/2025 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; $0.00 |

---

**Item 10. Exhibits.** 

(a) The following is a list of documents filed as part of this Form 10-D:

(99.1): Monthly report distributed to holders of the certificates issued by Citigroup Commercial Mortgage Trust 2017-C4, relating to the November 17, 2025 distribution.

(102): Asset Data File (filed as Exhibit 102 to the registrant's Form ABS-EE filed on November 25, 2025 under Commission File No. 333-207132-15 and incorporated by reference herein).

(103): Asset related document (filed as Exhibit 103 to the registrant's Form ABS-EE filed on November 25, 2025 under Commission File No. 333-207132-15 and incorporated by reference herein).

(b) The exhibits required to be filed by the Registrant pursuant to this Form 10-D are listed above and in the Exhibit Index that immediately precedes the signature page hereof.

------

EXHIBIT INDEX

---

| | |
|:---|:---|
| Exhibit Number | Description |
| Exhibit 99.1 | [Monthly report distributed to holders of the certificates issued by Citigroup Commercial Mortgage Trust 2017-C4, relating to the November 17, 2025 distribution.](ex99_1.htm) |
| Exhibit 102 | [Asset Data File (filed as Exhibit 102 to the registrant's Form ABS-EE filed on November 25, 2025 under Commission File No. 333-207132-15 and incorporated by reference herein).](ex102.xml) |
| Exhibit 103 | [Asset related document (filed as Exhibit 103 to the registrant's Form ABS-EE filed on November 25, 2025 under Commission File No. 333-207132-15 and incorporated by reference herein).](ex103.xml) |

---

------

**SIGNATURES** 

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

---

| |
|:---|
| Citigroup Commercial Mortgage Securities Inc. |
| (Depositor) |
| /s/ Richard Simpson |
| Richard Simpson, President |

---

Date: November 25, 2025

## Exhibit 99.1

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **STATEMENT TO NOTEHOLDERS** |

---

 **November 17, 2025**

---

| | | |
|:---|:---|:---|
| **TRANSACTION PARTIES** | **TRANSACTION PARTIES** | **TRANSACTION PARTIES** |
| Depositor: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Citigroup Commercial Mortgage Securities Inc. | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Citigroup Commercial Mortgage Securities Inc. |
| Master Servicer: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Midland Loan Services, a Division of PNC Bank N.A. | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Midland Loan Services, a Division of PNC Bank N.A. |
| Certificate Administrator: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Citibank, N.A. |  |
| Trustee: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Wilmington Trust, National Association | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Wilmington Trust, National Association |
| Special Servicer: | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Midland Loan Services, a Division of PNC Bank N.A. | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Midland Loan Services, a Division of PNC Bank N.A. |
| Asset Representations Reviewer / | Asset Representations Reviewer / |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Park Bridge Lender Services LLC | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Park Bridge Lender Services LLC |
| Operating Advisor: |  |  |
|  | &nbsp;&nbsp;&nbsp;&nbsp; **Danny Lee** | **Citibank, Agency and Trust** |
|  | (212) 816-4936 | 388 Greenwich Street Trading, 4th Floor |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; danny1.lee@citi.com | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; danny1.lee@citi.com | New York, NY 10013 |

---

---

| | | | |
|:---|:---|:---|:---|
| **TABLE OF CONTENTS** | **TABLE OF CONTENTS** | **TABLE OF CONTENTS** | **TABLE OF CONTENTS** |
| 1 | . | Distribution Summary | 2 |
| 1.1 | . | &nbsp;&nbsp;&nbsp; Summary | 2 |
| 1.2 | . | &nbsp;&nbsp;&nbsp; Factors | 3 |
| 2 | . | Distribution Detail | 4 |
| 2.1 | . | &nbsp;&nbsp;&nbsp; Interest Detail | 4 |
| 2.2 | . | &nbsp;&nbsp;&nbsp; Interest Shortfall Detail | 5 |
| 2.3 | . | &nbsp;&nbsp;&nbsp; Principal Detail | 6 |
| 3 | . | Reconciliation Detail | 7 |
| 4 | . | Other Information | 8 |
| 5 | . | Stratification Detail | 9 |
| 6 | . | Mortgage Loan Detail | 14 |
| 7 | . | NOI Detail | 16 |
| 8 | . | Delinquency Loan Detail | 18 |
| 9 | . | Collateral Performance Delinquency and Loan Status Detail | 19 |
| 10 | . | Appraisal Reduction Detail | 20 |
| 11 | . | Historical Appraisal Reduction Detail | 21 |
| 12 | . | Loan Modification Detail | 24 |
| 13 | . | Historical Loan Modification Detail | 25 |
| 14 | . | Specially Serviced Loan Detail | 34 |
| 15 | . | Historical Specially Serviced Loan Detail | 35 |
| 16 | . | Unscheduled Principal Detail | 39 |
| 17 | . | Historical Unscheduled Principal Detail | 40 |
| 18 | . | Liquidated Loan Detail | 41 |
| 19 | . | Historical Liquidated Loan Detail | 42 |
| 20 | . | CREFC Investor Reporting Package Legends | 43 |
| 21 | . | Notes | 44 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 1 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **DISTRIBUTION SUMMARY** |

---

 **November 17, 2025**

---

| | | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| <br>**Class** | <br>&nbsp;&nbsp;&nbsp; **Original**<br> **Balance** | <br>**Prior**<br> **Balance** | <br>**Pass-Through**<br> **Rate** | <br>**Accrual**<br> **Day**<br> **Count** | <br>&nbsp;&nbsp; **Interest**<br> **Distributed** | <br>**Other**<br> **(As Interest)**<br> **Distributed** | <br>**Principal**<br> **Distributed** | <br>**Total**<br> **Distributed** | <br>**Realized Loss**<br> **/(Recovery)** | **Accretion**<br> **&**<br> **Non-Cash**<br> **Balance**<br> **Increase/**<br> **(Decrease)** | <br>**Current**<br> **Balance** |
| A-1 | 27750000.00 | - | 2.121000% | 30/360 | - | - | - | - | - | - | - |
| A-2 | 103900000.00 | - | 3.190000% | 30/360 | - | - | - | - | - | - | - |
| A-3 | 240000000.00 | 199739590.64 | 3.209000% | 30/360 | 534136.96 | - | - | 534136.96 | - | - | 199739590.64 |
| A-4 | 271691000.00 | 271691000.00 | 3.471000% | 30/360 | 785866.22 | - | - | 785866.22 | - | - | 271691000.00 |
| A-AB | 40600000.00 | 15721246.97 | 3.297000% | 30/360 | 43194.13 | - | 733904.86 | 777098.99 | - | - | 14987342.11 |
| A-S | 73280000.00 | 73280000.00 | 3.764000% | 30/360 | 229854.93 | - | - | 229854.93 | - | - | 73280000.00 |
| B | 45189000.00 | 45189000.00 | 4.096000% | 30/360 | 154245.12 | - | - | 154245.12 | - | - | 45189000.00 |
| C | 40304000.00 | 40304000.00 | 4.282743% | 30/360 | 143843.07 | - | - | 143843.07 | - | - | 40304000.00 |
| D | 29311000.00 | 29311000.00 | 3.000000% | 30/360 | 73277.50 | - | - | 73277.50 | - | - | 29311000.00 |
| E-RR | 21984000.00 | 21984000.00 | 4.532743% | 30/360 | 83039.86 | - | - | 83039.86 | - | - | 21984000.00 |
| F-RR | 12214000.00 | 12214000.00 | 4.532743% | 30/360 | 46135.77 | - | - | 46135.77 | - | - | 12214000.00 |
| G-RR | 12213000.00 | 12213000.00 | 4.532743% | 30/360 | 46131.99 | - | - | 46131.99 | - | - | 12213000.00 |
| H-RR | 9770000.00 | 9770000.00 | 4.532743% | 30/360 | 36904.08 | - | - | 36904.08 | - | - | 9770000.00 |
| J-RR | 48853893.00 | 48853893.00 | 4.532743% | 30/360 | 171944.21 | - | - | 171944.21 | - | - | 48853893.00 |
| S | - | - | 0.000000% | 30/360 | - | - | - | - | - | - | - |
| R | - | - | 0.000000% | 30/360 | - | - | - | - | - | - | - |
| **Total** | **977059893.00** | **780270730.61** |  |  | **2348573.84** | **-** | **733904.86** | **3082478.70** | **-** | **-** | **779536825.75** |
| **Notional** |  |  |  |  |  |  |  |  |  |  |  |
| X-A | 757221000.00 | 560431837.61 | 1.121690% | 30/360 | 523859.12 | - | - | 523859.12 | - | (733904.86) | 559697932.75 |
| X-B | 85493000.00 | 85493000.00 | 0.348707% | 30/360 | 24843.33 | - | - | 24843.33 | - | - | 85493000.00 |
| X-D | 29311000.00 | 29311000.00 | 1.532743% | 30/360 | 37438.53 | - | - | 37438.53 | - | - | 29311000.00 |
| **Total** | **872025000.00** | **675235837.61** |  |  | **586140.98** | **-** | **-** | **586140.98** | **-** | **(733904.86)** | **674501932.75** |
| **Grand Total** | **1849084893** | **1455506568** |  |  | **2934714.82** | **-** | **733904.86** | **3668619.68** | **-** | **(733904.86)** | **1454038759** |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 2 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **DISTRIBUTION SUMMARY - FACTORS** |

---

 **November 17, 2025**

---

| | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| <br>**Class** | <br>**CUSIP** | | <br>**Record**<br> **Date** | <br>&nbsp;&nbsp; **Interest**<br> **Distributed** | <br>**Other**<br> **(As Interest)**<br> **Distributed** | <br>**Principal**<br> **Distributed** | <br>**Total**<br> **Distributed** | <br>**Realized Loss**<br> **/(Recovery)** | **Accretion**<br> **&**<br> **Non-Cash**<br> **Balance**<br> **Increase/**<br> **(Decrease)** | <br>&nbsp;&nbsp; **Current**<br> **Balance** |
| A-1 | 17326 | FAA5 | 10/31/2025 | - | - | - | - | - | - | - |
| A-2 | 17326 | FAB3 | 10/31/2025 | - | - | - | - | - | - | - |
| A-3 | 17326 | FAC1 | 10/31/2025 | 2.22557067 | - | - | 2.22557067 | - | - | 832.24829433 |
| A-4 | 17326 | FAD9 | 10/31/2025 | 2.89250001 | - | - | 2.89250001 | - | - | 1000.00000000 |
| A-AB | 17326 | FAE7 | 10/31/2025 | 1.06389483 | - | 18.07647438 | 19.14036921 | - | - | 369.14635739 |
| A-S | 17326 | FAH0 | 10/31/2025 | 3.13666662 | - | - | 3.13666662 | - | - | 1000.00000000 |
| X-A | 17326 | FAF4 | 10/31/2025 | 0.69181800 | - | - | 0.69181800 | - | - | 739.14739917 |
| B | 17326 | FAJ6 | 10/31/2025 | 3.41333333 | - | - | 3.41333333 | - | - | 1000.00000000 |
| C | 17326 | FAK3 | 10/31/2025 | 3.56895271 | - | - | 3.56895271 | - | - | 1000.00000000 |
| X-B | 17326 | FAG2 | 10/31/2025 | 0.29058905 | - | - | 0.29058905 | - | - | 1000.00000000 |
| D | 17326FAL1 U1746HAA4 |  | 10/31/2025 | 2.50000000 | - | - | 2.50000000 | - | - | 1000.00000000 |
| X-D | 17326FAY3 U1746HAG1 |  | 10/31/2025 | 1.27728600 | - | - | 1.27728600 | - | - | 1000.00000000 |
| E-RR | 17326 | FAP2 | 10/31/2025 | 3.77728621 | - | - | 3.77728621 | - | - | 1000.00000000 |
| F-RR | 17326 | FAR8 | 10/31/2025 | 3.77728590 | - | - | 3.77728590 | - | - | 1000.00000000 |
| G-RR | 17326 | FAT4 | 10/31/2025 | 3.77728568 | - | - | 3.77728568 | - | - | 1000.00000000 |
| H-RR | 17326 | FAV9 | 10/31/2025 | 3.77728557 | - | - | 3.77728557 | - | - | 1000.00000000 |
| J-RR | 17326 | FAX5 | 10/31/2025 | 3.51956005 | - | - | 3.51956005 | - | - | 1000.00000000 |
| S | 17326 | FBD8 | 10/31/2025 | - | - | - | - | - | - | - |
| R | 17326 | FBA4 | 10/31/2025 | - | - | - | - | - | - | - |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 3 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **DISTRIBUTION INFORMATION - INTEREST DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| |  | **Rate** | | | **Interest** | **Interest** | | | | | | |
| |  |  | | | **Net** | **Accreted** | | | | | | |
| <br>**Class** | **Uncapped Capped** | **Uncapped Capped** | <br>**Next** | <br>**Accrual**<br> **Dates** | **Accrued** | **/Deferred** | <br>**Non**<br> **Recovered** | **Shortfall**<br>&nbsp;&nbsp; **Carry**<br> **Forward** | <br>**Cap Carryover**<br> **/Basis Risk** | <br>**Accrued** | **Paid**<br> **Cap**<br> **Carryover**<br> **Carry Forward /Basis Risk** | <br>**Total** |
| A-1 | 2.12100% | 2.12100% | 2.12100% | 10/01-10/31 | - | - | - | - | - | - | - | - |
| A-2 | 3.19000% | 3.19000% | 3.19000% | 10/01-10/31 | - | - | - | - | - | - | - | - |
| A-3 | 3.20900% | 3.20900% | 3.20900% | 10/01-10/31 | 534136.96 | - | - | - | - | 534136.96 | - | 534136.96 |
| A-4 | 3.47100% | 3.47100% | 3.47100% | 10/01-10/31 | 785866.22 | - | - | - | - | 785866.22 | - | 785866.22 |
| A-AB | 3.29700% | 3.29700% | 3.29700% | 10/01-10/31 | 43194.13 | - | - | - | - | 43194.13 | - | 43194.13 |
| A-S | 3.76400% | 3.76400% | 3.76400% | 10/01-10/31 | 229854.93 | - | - | - | - | 229854.93 | - | 229854.93 |
| B | 4.09600% | 4.09600% | 4.09600% | 10/01-10/31 | 154245.12 | - | - | - | - | 154245.12 | - | 154245.12 |
| C | 4.34400% | 4.28274% | 4.28274% | 10/01-10/31 | 143843.07 | - | - | - | - | 143843.07 | - | 143843.07 |
| D | 3.00000% | 3.00000% | 3.00000% | 10/01-10/31 | 73277.50 | - | - | - | - | 73277.50 | - | 73277.50 |
| E-RR | 4.59400% | 4.53274% | 4.53274% | 10/01-10/31 | 83039.86 | - | - | - | - | 83039.86 | - | 83039.86 |
| F-RR | 4.59400% | 4.53274% | 4.53274% | 10/01-10/31 | 46135.77 | - | - | - | - | 46135.77 | - | 46135.77 |
| G-RR | 4.59400% | 4.53274% | 4.53274% | 10/01-10/31 | 46131.99 | - | - | - | - | 46131.99 | - | 46131.99 |
| H-RR | 4.59400% | 4.53274% | 4.53274% | 10/01-10/31 | 36904.08 | - | - | - | - | 36904.08 | - | 36904.08 |
| J-RR | 4.59400% | 4.53274% | 4.53274% | 10/01-10/31 | 184535.13 | - | - | 13642.65 | - | 171944.21 | - | 171944.21 |
| S | 0.00000% | 0.00000% | 0.00000% | 10/01-10/31 | - | - | - | - | - | - | - | - |
| R | 0.00000% | 0.00000% | 0.00000% | 10/01-10/31 | - | - | - | - | - | - | - | - |
| **Total** |  |  |  |  | **2361164.76** | **-** | **-** | **13642.65** | **-** | **2348573.84** | **-** | **2348573.84** |
| **Notional** |  |  |  |  |  |  |  |  |  |  |  |  |
| X-A | 1.27500% | 1.12169% | 1.12169% | 10/01-10/31 | 523859.12 | - | - | - | - | 523859.12 | - | 523859.12 |
| X-B | 0.38100% | 0.34871% | 0.34871% | 10/01-10/31 | 24843.33 | - | - | - | - | 24843.33 | - | 24843.33 |
| X-D | 1.59400% | 1.53274% | 1.53274% | 10/01-10/31 | 37438.53 | - | - | - | - | 37438.53 | - | 37438.53 |
| **Total** |  |  |  |  | **586140.98** | **-** | **-** | **-** | **-** | **586140.98** | **-** | **586140.98** |
| **Grand Total** |  |  |  |  | **2947305.74** | **-** | **-** | **13642.65** | **-** | **2934714.82** | **-** | **2934714.82** |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 4 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **DISTRIBUTION INFORMATION - INTEREST SHORTFALL DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| |  |  | | |  |  | | | |  | **Cap Carryover /** | | |
| | **Non-Recov Shortfall** | **Non-Recov Shortfall** | | | **Carry Forward Interest** | **Carry Forward Interest** | | | | **Basis Risk Shortfall** | **Basis Risk Shortfall** | | |
| <br>**Class** | **PPIS** | **SSRA** | <br>**Other**<br> **Shortfall** | <br>**Prior** | **Int. on Prior** | **New** | <br>**Paid** | <br>**Outstanding** | <br>**Prior** | **Int. on Prior** | **New** | <br>**Paid** | <br>**Outstanding** |
| A-1 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-2 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-3 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-4 | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-AB | - | - | - | - | - | - | - | - | - | - | - | - | - |
| A-S | - | - | - | - | - | - | - | - | - | - | - | - | - |
| B | - | - | - | - | - | - | - | - | - | - | - | - | - |
| C | - | - | - | - | - | - | - | - | - | - | - | - | - |
| D | - | - | - | - | - | - | - | - | - | - | - | - | - |
| E-RR | - | - | - | - | - | - | - | - | - | - | - | - | - |
| F-RR | - | - | - | - | - | - | - | - | - | - | - | - | - |
| G-RR | - | - | - | - | - | - | - | - | - | - | - | - | - |
| H-RR | - | - | - | - | - | - | - | - | - | - | - | - | - |
| J-RR | - | - | - | 278436.13 | 1051.73 | 12590.92 | - | 292078.78 | - | - | - | - | - |
| S | - | - | - | - | - | - | - | - | - | - | - | - | - |
| R | - | - | - | - | - | - | - | - | - | - | - | - | - |
| **Total** | **-** | **-** | **-** | **278436.13** | **1051.73** | **12590.92** | **-** | **292078.78** | **-** | **-** | **-** | **-** | **-** |
| **Notional** |  |  |  |  |  |  |  |  |  |  |  |  |  |
| X-A | - | - | - | - | - | - | - | - | - | - | - | - | - |
| X-B | - | - | - | - | - | - | - | - | - | - | - | - | - |
| X-D | - | - | - | - | - | - | - | - | - | - | - | - | - |
| **Total** | **-** | **-** | **-** | **-** | **-** | **-** | **-** | **-** | **-** | **-** | **-** | **-** | **-** |
| **Grand Total** | **-** | **-** | **-** | **278436.13** | **1051.73** | **12590.92** | **-** | **292078.78** | **-** | **-** | **-** | **-** | **-** |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 5 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **DISTRIBUTION INFORMATION - PRINCIPAL DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| <br>**Class** | <br>**Prior**<br> **Balance** | <br>**Principal**<br> **Distributed** | <br>**Accreted**<br> **Principal** | <br>**Realized Loss**<br> **/(Recovery)** | **Accretion**<br> **&**<br> **Non-Cash**<br> **Balance**<br> **Increase/**<br> **(Decrease)** | <br>**Current**<br> **Balance** | <br>**Cumulative**<br> **Realized**<br> **Loss** | <br>**Class %**<br> **Original** | <br>**Class %**<br> **Current** | <br>**Sub %**<br> **Original** | <br>**Sub %**<br> **Current** |
| A-1 | - | - | - | - | - | - | - | 2.84% | 0.00% | 30.00% | 37.60% |
| A-2 | - | - | - | - | - | - | - | 10.63% | 0.00% | 30.00% | 37.60% |
| A-3 | 199739590.64 | - | - | - | - | 199739590.64 | - | 24.56% | 25.62% | 30.00% | 37.60% |
| A-4 | 271691000.00 | - | - | - | - | 271691000.00 | - | 27.81% | 34.85% | 30.00% | 37.60% |
| A-AB | 15721246.97 | 733904.86 | - | - | - | 14987342.11 | - | 4.16% | 1.92% | 30.00% | 37.60% |
| A-S | 73280000.00 | - | - | - | - | 73280000.00 | - | 7.50% | 9.40% | 22.50% | 28.20% |
| B | 45189000.00 | - | - | - | - | 45189000.00 | - | 4.62% | 5.80% | 17.88% | 22.40% |
| C | 40304000.00 | - | - | - | - | 40304000.00 | - | 4.13% | 5.17% | 13.75% | 17.23% |
| D | 29311000.00 | - | - | - | - | 29311000.00 | - | 3.00% | 3.76% | 10.75% | 13.47% |
| E-RR | 21984000.00 | - | - | - | - | 21984000.00 | - | 2.25% | 2.82% | 8.50% | 10.65% |
| F-RR | 12214000.00 | - | - | - | - | 12214000.00 | - | 1.25% | 1.57% | 7.25% | 9.09% |
| G-RR | 12213000.00 | - | - | - | - | 12213000.00 | - | 1.25% | 1.57% | 6.00% | 7.52% |
| H-RR | 9770000.00 | - | - | - | - | 9770000.00 | - | 1.00% | 1.25% | 5.00% | 6.27% |
| J-RR | 48853893.00 | - | - | - | - | 48853893.00 | - | 5.00% | 6.27% | 0.00% | 0.00% |
| S | - | - | - | - | - | - | - | 0.00% | 0.00% | 0.00% | 0.00% |
| R | - | - | - | - | - | - | - | 0.00% | 0.00% | 0.00% | 0.00% |
| **Total** | **780270730.61** | **733904.86** | **-** | **-** | **-** | **779536825.75** | **-** | **100.00%** | **100.00%** |  |  |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 6 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **RECONCILIATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **SOURCE OF FUNDS** | | | **ALLOCATION OF FUNDS** | **ALLOCATION OF FUNDS** | |
| **Interest Funds Available** |  |  | **Scheduled Fees** |  |  |
| &nbsp;&nbsp;&nbsp; Scheduled Interest | 2962297.60 |  | &nbsp;&nbsp;&nbsp; Servicing Fee | 9003.12 |  |
| &nbsp;&nbsp;&nbsp; Gross Prepayment Interest Shortfall |  |  | &nbsp;&nbsp;&nbsp; Trustee/Certificate Administrator Fee | 4300.20 |  |
| &nbsp;&nbsp;&nbsp; Interest Adjustments |  |  | &nbsp;&nbsp;&nbsp; Operating Advisor Fee | 1177.95 |  |
| &nbsp;&nbsp;&nbsp; ASER Amount | (9349.59) |  | &nbsp;&nbsp;&nbsp; Asset Representations Reviewer Ongoing Fee | 174.70 |  |
| &nbsp;&nbsp;&nbsp; Realized Loss in Excess of Principal Balance | - |  | &nbsp;&nbsp;&nbsp; CREFC Intellectual Property Royalty License Fee | 335.97 |  |
| &nbsp;&nbsp;&nbsp;&nbsp; **Total Interest Funds Available** |  | **2952948.01** | &nbsp;&nbsp;&nbsp;&nbsp; **Total Scheduled Fees** |  | **14991.94** |
| **Principal Funds Available** |  |  | **Additional Fees, Expenses, etc.** |  |  |
| &nbsp;&nbsp;&nbsp; Scheduled Principal | 733904.86 |  | &nbsp;&nbsp;&nbsp; Additional Servicing Fee |  |  |
| &nbsp;&nbsp;&nbsp; Curtailments |  |  | &nbsp;&nbsp;&nbsp; Special Servicing Fee | 3500.00 |  |
| &nbsp;&nbsp;&nbsp; Unscheduled Principal Collections |  |  | &nbsp;&nbsp;&nbsp; Work-out Fee |  |  |
| &nbsp;&nbsp;&nbsp; Net Liquidation Proceeds |  |  | &nbsp;&nbsp;&nbsp; Liquidation Fee |  |  |
| &nbsp;&nbsp;&nbsp; Repurchased Principal |  |  | &nbsp;&nbsp;&nbsp; Trust Fund Expenses |  |  |
| &nbsp;&nbsp;&nbsp; Substitution Principal |  |  | &nbsp;&nbsp;&nbsp; Trust Advisor Expenses |  |  |
| &nbsp;&nbsp;&nbsp; Other Principal | - |  | &nbsp;&nbsp;&nbsp; Reimbursement of Interest on Advances to the Servicer | (258.75) |  |
|  |  |  | &nbsp;&nbsp;&nbsp; Borrower Reimbursable Trust Fund Expenses |  |  |
| &nbsp;&nbsp;&nbsp;&nbsp; **Total Principal Funds Available** |  | **733904.86** |  |  |  |
|  |  |  | &nbsp;&nbsp;&nbsp; Other Expenses | - |  |
| **Other Funds Available** |  |  |  |  |  |
| &nbsp;&nbsp;&nbsp; Yield Maintenance Charges |  |  | &nbsp;&nbsp;&nbsp;&nbsp; **Total Additional Fees, Expenses, etc.** |  | **3241.25** |
| &nbsp;&nbsp;&nbsp; Withdrawal of Withheld Amounts from the Interest Reserve |  |  | **Distributions** |  |  |
| Account |  |  |  |  |  |
|  |  |  | &nbsp;&nbsp;&nbsp; Interest Distribution | 2934714.82 |  |
| &nbsp;&nbsp;&nbsp; Deposit of Withheld Amounts to the Interest Reserve Account | - |  |  |  |  |
|  |  |  | &nbsp;&nbsp;&nbsp; Principal Distribution | 733904.86 |  |
| &nbsp;&nbsp;&nbsp;&nbsp; **Total Other Funds Available** |  | **-** | &nbsp;&nbsp;&nbsp; Yield Maintenance Charge Distribution | - |  |
|  |  |  | &nbsp;&nbsp;&nbsp;&nbsp; **Total Distributions** |  | **3668619.68** |
| **Total Funds Available** |  | **3686852.87** |  |  |  |
|  |  |  | **Total Funds Allocated** |  | **3686852.87** |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 7 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **OTHER INFORMATION** |
| **Interest Reserve Account Information** |

---

 **November 17, 2025**

---

| | |
|:---|:---|
| &nbsp;&nbsp;&nbsp;&nbsp;Beginning Interest Reserve Account Balance | 0.0 |
| &nbsp;&nbsp;&nbsp;&nbsp;Deposit of Withheld Amounts to the Interest Reserve Account | 0.0 |
| &nbsp;&nbsp;&nbsp;&nbsp;Withdrawal of Withheld Amounts from the Interest Reserve Account | 0.0 |
| &nbsp;&nbsp;&nbsp;&nbsp;Ending Interest Reserve Account Balance | 0.0 |
| **Excess Liquidation Proceeds Reserve Account Information** |  |
| &nbsp;&nbsp;&nbsp;&nbsp;Beginning Excess Liquidation Proceeds Reserve Account Balance | 0.0 |
| &nbsp;&nbsp;&nbsp;&nbsp;Deposit to the Excess Liquidation Proceeds Reserve Account | 0.0 |
| &nbsp;&nbsp;&nbsp;&nbsp;Withdrawal from the Excess Liquidation Proceeds Reserve Account | 0.0 |
| &nbsp;&nbsp;&nbsp;&nbsp;Ending Excess Liquidation Proceeds Reserve Account Balance | 0.0 |
| **ARD Mortgage Loan Information** |  |
| &nbsp;&nbsp;&nbsp;&nbsp;Excess Interest | 0.0 |
| **Collateral Information** |  |
| &nbsp;&nbsp;&nbsp;&nbsp;% of Cut-Off Principal Balance Outstanding | 79.783935% |
| **Controlling Class Information** |  |
| **Controlling Class is Class J-RR.** |  |
| **The Controlling Class Representative is KKR Real Estate Credit Opportunity Partners Aggregator I L.P.** |  |
| **There Are No Disclosable Special Servicer Fees.** |  |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 8 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **STRATIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|
| **Anticipated Remaining Term** | **Anticipated Remaining Term** | | | | | |
| | | | **% of** |  | | |
| **Anticipated Remaining**<br> **Term Range** | **Asset**<br> **Count** | **Ending Scheduled**<br> **Balance** | **Agg.Bal. WAC** | **Agg.Bal. WAC** | <br> **WAM** | **Wtd Avg**<br> **DSCR** |
| 60 Months or Less | 45 | 752971716.28 | 96.59 | 4.3867 | 21 | 1.778741 |
| 61 to 90 Months | 3 | 26565110.23 | 3.41 | 5.0333 | 71 | 1.270894 |
| 91 Months or Greater | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Total | 48 | 779536826.51 | 100.00 | 4.4087 | 23 | 1.761434 |
| **Debt Service Coverage Ratio** | **Debt Service Coverage Ratio** |  |  |  |  |  |
| &nbsp;&nbsp; **Debt Service Coverage** | **Asset** | **Ending Scheduled** | **% of** |  |  | **Wtd Avg** |
| **Ratio Range** | **Count** | **Balance** | **Agg.Bal. WAC** | **Agg.Bal. WAC** | **WAM** | **DSCR** |
| 1.250 or Less | 10 | 191618904.48 | 24.58 | 4.6754 | 24 | 0.784321 |
| 1.251 to 1.500 | 6 | 68367805.45 | 8.77 | 4.5272 | 22 | 1.369722 |
| 1.501 to 1.750 | 11 | 208355340.74 | 26.73 | 4.4853 | 22 | 1.683531 |
| 1.751 to 2.000 | 7 | 71049069.72 | 9.11 | 4.6565 | 27 | 1.887642 |
| 2.001 to 2.250 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 2.251 to 2.500 | 7 | 110199135.95 | 14.14 | 4.1013 | 22 | 2.419833 |
| 2.501 to 2.750 | 2 | 50069156.48 | 6.42 | 4.2022 | 20 | 2.714953 |
| 2.751 to 3.000 | 1 | 41000000.00 | 5.26 | 3.9950 | 22 | 2.770000 |
| 3.001 to 3.250 | 2 | 27794545.10 | 3.57 | 3.4244 | 19 | 3.043071 |
| 3.251 to 3.500 | 1 | 3982868.59 | 0.51 | 3.8900 | 22 | 3.460000 |
| 3.501 to 3.750 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 3.751 to 4.000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 4.001 or Greater | 1 | 7100000.00 | 0.91 | 4.1000 | 22 | 4.190000 |
| Total | 48 | 779536826.51 | 100.00 | 4.4087 | 23 | 1.761434 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 9 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **STRATIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|
| **Ending Schedule Balance** | | | | | | |
| | | | **% of** |  |  | |
| **Ending Schedule Balance**<br> **Range** | **Asset**<br> **Count** | **Ending Scheduled**<br> **Balance** | **Agg.Bal. WAC WAM** | **Agg.Bal. WAC WAM** | **Agg.Bal. WAC WAM** | **Wtd Avg**<br> **DSCR** |
| 1 to 5,000,000 | 11 | 32396519.39 | 4.16 | 4.7989 | 23 | 2.110534 |
| 10,000,001 to 15,000,000 | 3 | 39223793.74 | 5.03 | 4.5840 | 21 | 1.455799 |
| 15,000,001 to 20,000,000 | 4 | 70751158.61 | 9.08 | 4.6662 | 32 | 1.499408 |
| 20,000,001 to 25,000,000 | 7 | 163759561.81 | 21.01 | 4.2989 | 21 | 1.947619 |
| 25,000,001 to 30,000,000 | 2 | 51914281.88 | 6.66 | 4.3516 | 22 | 1.364866 |
| 30,000,001 to 35,000,000 | 3 | 99427030.87 | 12.75 | 4.5726 | 19 | 0.863755 |
| 35,000,001 to 40,000,000 | 2 | 75450076.63 | 9.68 | 4.1001 | 21 | 2.224297 |
| 40,000,001 to 45,000,000 | 1 | 41000000.00 | 5.26 | 3.9950 | 22 | 2.770000 |
| 45,000,001 to 50,000,000 | 1 | 50000000.00 | 6.41 | 3.6000 | 24 | 2.450000 |
| 5,000,001 to 10,000,000 | 13 | 95614403.58 | 12.27 | 4.8521 | 26 | 1.673083 |
| 50,000,001 to 55,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 55,000,001 to 60,000,000 | 1 | 60000000.00 | 7.70 | 4.4953 | 22 | 1.700000 |
| 60,000,001 to 65,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 65,000,001 to 70,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 70,000,001 to 75,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 75,000,001 to 80,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 80,000,001 to 85,000,000 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 85,000,000+ | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Total | 48 | 779536826.51 | 100.00 | 4.4087 | 23 | 1.761434 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 10 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **STRATIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|
| **Loan Rate** | | | | | | |
| | | | **% of** |  |  | |
| <br> **Loan Rate Range** | **Asset**<br> **Count** | **Ending Scheduled**<br> **Balance** | **Agg.Bal. WAC WAM** | **Agg.Bal. WAC WAM** | **Agg.Bal. WAC WAM** | **Wtd Avg**<br> **DSCR** |
| 4.00 or Less | 5 | 145244649.31 | 18.63 | 3.7260 | 21 | 2.480018 |
| 4.01 to 4.25 | 4 | 117550076.63 | 15.08 | 4.1149 | 21 | 1.927880 |
| 4.26 to 4.50 | 9 | 205545381.32 | 26.37 | 4.4201 | 21 | 1.632029 |
| 4.51 to 4.75 | 13 | 188934696.70 | 24.24 | 4.6381 | 21 | 1.647172 |
| 4.76 to 5.00 | 5 | 15537123.41 | 1.99 | 4.9316 | 21 | 1.803348 |
| 5.01 to 5.25 | 10 | 94670286.93 | 12.14 | 5.1131 | 33 | 1.034050 |
| 5.26 to 5.50 | 1 | 2079735.90 | 0.27 | 5.2850 | 21 | 2.460000 |
| 5.51 to 5.75 | 1 | 9974876.31 | 1.28 | 5.5470 | 21 | 0.860000 |
| 5.76 to 6.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 6.01 to 6.25 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 6.26 to 6.50 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 6.51 to 6.75 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 6.76 to 7.00 | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 7.01 or Greater | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Total | 48 | 779536826.51 | 100.00 | 4.4087 | 23 | 1.761434 |
| **Property Type** |  |  |  |  |  |  |
|  | **Asset** | **Ending Scheduled** | **% of** |  |  | **Wtd Avg** |
| **Property Type Range** | **Count** | **Balance** | **Agg.Bal. WAC WAM** | **Agg.Bal. WAC WAM** | **Agg.Bal. WAC WAM** | **DSCR** |
| Industrial | 1 | 7100000.00 | 0.91 | 4.1000 | 22 | 4.190000 |
| Lodging | 7 | 123601286.89 | 15.86 | 4.7117 | 19 | 1.582109 |
| Mixed Use | 8 | 158050954.00 | 20.27 | 4.3001 | 20 | 2.034842 |
| Multifamily | 3 | 44554735.90 | 5.72 | 4.7458 | 21 | 1.652662 |
| Office | 9 | 221460001.18 | 28.41 | 4.1932 | 24 | 1.503335 |
| Other | 1 | 6000000.00 | 0.77 | 5.2500 | 19 | 1.690000 |
| Retail | 14 | 184062353.66 | 23.61 | 4.3851 | 26 | 1.829482 |
| Self Storage | 1 | 5159403.96 | 0.66 | 4.9150 | 22 | 1.220000 |
| Total | 48 | 779536826.51 | 100.00 | 4.4087 | 23 | 1.761434 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 11 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **STRATIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|
| **Remaining Amortization Term** | **Remaining Amortization Term** | | | | | |
| **Remaining Amortization**<br> **Term Range** | **Asset**<br> **Count** | **Ending Scheduled**<br> **Balance** | **% of**<br> **Agg.Bal.** | <br> **WAC** | <br> **WAM** | **Wtd Avg**<br> **DSCR** |
| 240 Months or Less | 23 | 428425778.59 | 54.96 | 4.3172 | 23 | 1.872384 |
| 241 to 270 Months | 25 | 351111047.92 | 45.04 | 4.5203 | 23 | 1.626054 |
| 271 to 300 Months | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 301 Months or Greater | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Total | 48 | 779536826.51 | 100.00 | 4.4087 | 23 | 1.761434 |
| **Seasoning** |  |  |  |  |  |  |
|  | **Asset** | **Ending Scheduled** | **% of** |  |  | **Wtd Avg** |
| **Seasoning Range** | **Count** | **Balance** | **Agg.Bal.** | **WAC** | **WAM** | **DSCR** |
| 12 Months or Less | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 13 to 24 Months | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 25 to 36 Months | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| 37 to 48 Months | 1 | 980000.00 | 0.13 | 5.0600 | 83 | 1.280000 |
| 49 Months or Greater | 47 | 778556826.51 | 99.87 | 4.4079 | 23 | 1.762040 |
| Total | 48 | 779536826.51 | 100.00 | 4.4087 | 23 | 1.761434 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 12 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **STRATIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|
| **State** | | | | | | |
| | | | **% of** |  |  | |
| <br> **State Range** | **Asset**<br> **Count** | **Ending Scheduled**<br> **Balance** | **Agg.Bal. WAC WAM** | **Agg.Bal. WAC WAM** | **Agg.Bal. WAC WAM** | **Wtd Avg**<br> **DSCR** |
| California | 9 | 153630437.99 | 19.71 | 4.6451 | 20 | 1.455049 |
| Colorado | 3 | 22124133.50 | 2.84 | 4.6705 | 21 | 2.433453 |
| Connecticut | 1 | 2079735.90 | 0.27 | 5.2850 | 21 | 2.460000 |
| Delaware | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| District of Columbia | 1 | 50000000.00 | 6.41 | 3.6000 | 24 | 2.450000 |
| Florida | 2 | 30935000.00 | 3.97 | 4.6507 | 37 | 1.774962 |
| Georgia | 6 | 28609480.25 | 3.67 | 4.8247 | 21 | 1.852769 |
| Illinois | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Iowa | 1 | 980000.00 | 0.13 | 5.0600 | 83 | 1.280000 |
| Kentucky | 1 | 37670362.74 | 4.83 | 4.0400 | 20 | 2.710000 |
| Louisiana | 1 | 25261780.72 | 3.24 | 3.9840 | 21 | 1.370000 |
| Maryland | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Massachusetts | 3 | 92475000.00 | 11.86 | 4.5397 | 22 | 1.811492 |
| Michigan | 1 | 3282830.44 | 0.42 | 4.9800 | 21 | 1.600000 |
| Missouri | 1 | 6000000.00 | 0.77 | 5.2500 | 19 | 1.690000 |
| Nevada | 1 | 23583615.84 | 3.03 | 4.2591 | 20 | 2.480000 |
| New York | 2 | 60000000.00 | 7.70 | 3.7750 | 20 | 1.746667 |
| North Carolina | 1 | 8575932.42 | 1.10 | 4.5340 | 21 | 1.870000 |
| Ohio | 1 | 2725171.44 | 0.35 | 5.1500 | 22 | 1.470000 |
| Pennsylvania | 1 | 26652501.16 | 3.42 | 4.7000 | 23 | 1.360000 |
| South Carolina | 1 | 5762098.36 | 0.74 | 4.6400 | 22 | 1.680000 |
| Texas | 0 | 0.00 | 0.00 | 0.0000 | 0 | 0.000000 |
| Utah | 1 | 5159403.96 | 0.66 | 4.9150 | 22 | 1.220000 |
| Various | 6 | 118590038.47 | 15.21 | 4.5892 | 28 | 1.151812 |
| Virginia | 1 | 24000000.00 | 3.08 | 4.5110 | 21 | 1.980000 |
| Washington | 1 | 6456434.73 | 0.83 | 5.0250 | 23 | -1.190000 |
| West Virginia | 1 | 3982868.59 | 0.51 | 3.8900 | 22 | 3.460000 |
| Wisconsin | 1 | 41000000.00 | 5.26 | 3.9950 | 22 | 2.770000 |
| Total | 48 | 779536826.51 | 100.00 | 4.4087 | 23 | 1.761434 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 13 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **MORTGAGE LOAN DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| | | | | | | | | | | | | **Payment Workout Mod** | **Payment Workout Mod** | **Payment Workout Mod** |
| | | | | | | | | | | | | **Status** | **Strategy Code** | **Strategy Code** |
| <br>**Loan ID** | <br>**OMCR** | **Prop**<br> **Type**<br> **(1)** | <br>**City** | <br>**State** | **Paid**<br> **Through**<br> **Date** | <br> **Gross**<br> **Coupon** | <br> **Interest**<br> **Payment** | <br> **Principal**<br> **Payment** | **Beginning**<br> **Scheduled**<br> **Balance** | **Ending**<br> **Scheduled**<br> **Balance** | <br> **Maturity**<br> **Date** | **(2)** | **(3)** | **(4)** |
| 30313280 | 1 | MU | Boston | MA | 11/06/2025 | 4.49530% | 232257.17 | - | 60000000.00 | 60000000.00 | 09/06/2027 | 0 | 0 | 0 |
| 30313291 | 10 | RT | Baton Rouge | LA | 11/01/2025 | 3.98400% | 86824.60 | 46593.53 | 25308374.25 | 25261780.72 | 08/01/2027 | 0 | 0 | 0 |
| 30313292 | 11 | RT | Langhorne | PA | 11/06/2025 | 4.70000% | 108019.15 | 37199.44 | 26689700.60 | 26652501.16 | 10/06/2027 | 0 | 0 | 0 |
| 30313293 | 12 | RT | Various | XX | 11/06/2025 | 4.40000% | 84114.27 | 64432.09 | 22200246.84 | 22135814.75 | 09/06/2027 | 0 | 0 | 0 |
| 30313294 | 13 | OF | La Jolla | CA | 11/03/2025 | 4.55000% | 90421.45 | 38013.00 | 23078144.22 | 23040131.22 | 10/06/2027 | 0 | 0 | 0 |
| 30313295 | 14 | MU | Windsor Mill | NV | 11/06/2025 | 4.25906% | 86627.30 | 36490.31 | 23620106.15 | 23583615.84 | 07/06/2027 | 0 | 0 | 0 |
| 30313296 | 15 | MU | New York | NY | 11/06/2025 | 3.25000% | 69965.28 | - | 25000000.00 | 25000000.00 | 06/06/2027 | 0 | 0 | 0 |
| 30313340 | 16 | MF | Various | XX | 11/06/2025 | 4.71200% | 101438.89 | - | 25000000.00 | 25000000.00 | 09/06/2027 | 0 | 0 | 0 |
| 30313300 | 17 | LO | Arlington | VA | 11/06/2025 | 4.51100% | 93227.33 | - | 24000000.00 | 24000000.00 | 08/06/2027 | 0 | 0 | 0 |
| 30313281 | 1 A | MU | Boston | MA | 11/06/2025 | 4.49530% | 58064.29 | - | 15000000.00 | 15000000.00 | 09/06/2027 | 0 | 0 | 0 |
| 30313231 | 2 | OF | Washington | DC | 11/01/2025 | 3.60000% | 155000.00 | - | 50000000.00 | 50000000.00 | 11/01/2027 | 0 | 0 | 0 |
| 30313251 | 20 | OF | Various | XX | 11/06/2025 | 4.26400% | 66698.92 | 39244.44 | 18165292.82 | 18126048.38 | 08/06/2027 | 0 | 0 | 0 |
| 30313304 | 21 | RT | Miami | FL | 11/06/2025 | 4.47600% | 80941.00 | - | 21000000.00 | 21000000.00 | 08/06/2027 | 0 | 0 | 0 |
| 30313305 | 22 | MU | Los Angeles | CA | 11/06/2025 | 4.68300% | 78635.38 | - | 19500000.00 | 19500000.00 | 07/06/2027 | 0 | 0 | 0 |
| 30313306 | 23 | MF | Methuen | MA | 11/06/2025 | 4.73000% | 71176.65 | - | 17475000.00 | 17475000.00 | 09/06/2027 | 0 | 0 | 0 |
| 30313248 | 24 | RT | Various | XX | 11/08/2025 | 5.04000% | 68004.32 | 19087.61 | 15669197.84 | 15650110.23 | 09/08/2031 | 0 | 0 | 0 |
| 30313310 | 27 | MH | Parachute | CO | 11/06/2025 | 4.69500% | 50208.78 | 20155.51 | 12418949.25 | 12398793.74 | 08/06/2027 | 0 | 0 | 0 |
| 30313311 | 28 | LO | Los Angeles | CA | 11/06/2025 | 5.54700% | 47778.58 | 27791.36 | 10002667.67 | 9974876.31 | 08/06/2027 | 0 | 0 | 8 |
| 30313312 | 29 | OF | San Jose | CA | 11/06/2025 | 4.58000% | 46636.49 | - | 11825000.00 | 11825000.00 | 10/06/2027 | 0 | 8 | 0 |
| 30313313 | 30 | OF | Jacksonville | FL | 11/06/2025 | 5.02000% | 42946.80 | - | 9935000.00 | 9935000.00 | 10/06/2031 | 0 | 0 | 0 |
| 30313315 | 32 | RT | Greensboro | NC | 11/06/2025 | 4.53400% | 33542.93 | 15394.73 | 8591327.15 | 8575932.42 | 08/06/2027 | 0 | 0 | 0 |
| 30313316 | 33 | LO | Brunswick | GA | 06/06/2025 | 5.24000% | 37434.06 | 15242.26 | 8296147.98 | 8280905.72 | 09/06/2027 | 3 | 13 | 8 |
| 30298889 | 34 | RT | Peach Tree | GA | 11/06/2025 | 4.28000% | 31382.51 | - | 8515000.00 | 8515000.00 | 09/06/2027 | 0 | 0 | 0 |
| 30313317 | 35 | MH | Various | XX | 11/06/2025 | 5.15000% | 32975.51 | 11798.64 | 7435756.06 | 7423957.42 | 10/06/2027 | 0 | 0 | 0 |
| 30313318 | 36 | MH | Fort Collins | CO | 11/06/2025 | 4.50000% | 26912.56 | 14382.29 | 6945176.95 | 6930794.66 | 09/06/2027 | 0 | 0 | 0 |
| 30313319 | 37 | LO | Sequim | WA | 09/06/2025 | 5.02500% | 28019.16 | 18864.64 | 6475299.37 | 6456434.73 | 10/06/2027 | 1 | 8 | 8 |
| 30313321 | 39 | IN | San Diego | CA | 11/06/2025 | 4.10000% | 25066.94 | - | 7100000.00 | 7100000.00 | 09/06/2027 | 0 | 0 | 0 |
| 30313283 | 4 | RT | Pleasant Prairie | WI | 11/01/2025 | 3.99500% | 141045.69 | - | 41000000.00 | 41000000.00 | 09/01/2027 | 0 | 0 | 0 |
| 30313322 | 40 | MU | West Columbia | SC | 11/06/2025 | 4.64000% | 23069.51 | 11695.53 | 5773793.89 | 5762098.36 | 09/06/2027 | 0 | 0 | 0 |
| 30313323 | 41 | N/A | St. Louis | MO | 11/06/2025 | 5.25000% | 27125.00 | - | 6000000.00 | 6000000.00 | 06/06/2027 | 0 | 0 | 0 |
| 30313324 | 42 | SS | Provo | UT | 11/06/2025 | 4.91500% | 21878.87 | 10019.46 | 5169423.42 | 5159403.96 | 09/06/2027 | 0 | 0 | 0 |
| 30313325 | 43 | OF | Venice | CA | 11/06/2025 | 4.62450% | 21902.15 | - | 5500000.00 | 5500000.00 | 08/06/2027 | 0 | 0 | 0 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 14 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **MORTGAGE LOAN DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| | | | | | | | | | | | | **Payment Workout Mod** | **Payment Workout Mod** | **Payment Workout Mod** |
| | | | | | | | | | | | | **Status** | **Strategy Code** | **Strategy Code** |
| <br>**Loan ID** | <br>**OMCR** | **Prop**<br> **Type**<br> **(1)** | <br>**City** | <br>**State** | **Paid**<br> **Through**<br> **Date** | <br> **Gross**<br> **Coupon** | <br>&nbsp;&nbsp; **Interest**<br> **Payment** | <br> **Principal**<br> **Payment** | **Beginning**<br> **Scheduled**<br> **Balance** | &nbsp;&nbsp;&nbsp;&nbsp; **Ending**<br>&nbsp;&nbsp; **Scheduled**<br> **Balance** | <br> **Maturity**<br> **Date** | **(2)** | **(3)** | **(4)** |
| 30313326 | 44 | RT | Parkersburg | WV | 11/06/2025 | 3.89000% | 13388.42 | 14005.14 | 3996873.73 | 3982868.59 | 09/06/2027 | 0 | 0 | 0 |
| 30313327 | 45 | MU | Cartersville | GA | 11/06/2025 | 4.75000% | 18310.22 | 9076.27 | 4476522.68 | 4467446.41 | 06/06/2027 | 0 | 0 | 0 |
| 30313328 | 46 | MU | Temecula | CA | 11/06/2025 | 4.54100% | 18553.21 | 6903.01 | 4744696.40 | 4737793.39 | 08/06/2027 | 0 | 0 | 0 |
| 30313330 | 48 | LO | Richmond Hill | GA | 11/06/2025 | 5.25000% | 13808.65 | 8663.14 | 3054447.35 | 3045784.21 | 10/06/2027 | 0 | 0 | 0 |
| 30313331 | 49 | RT | Grand Rapids | MI | 11/06/2025 | 4.98000% | 14101.23 | 5448.17 | 3288278.61 | 3282830.44 | 08/06/2027 | 0 | 0 | 0 |
| 30313284 | 5 | OF | San Jose | CA | 11/06/2025 | 4.16000% | 135545.40 | 58642.07 | 37838355.96 | 37779713.89 | 10/06/2027 | 0 | 0 | 0 |
| 30313333 | 51 | MH | Arvada | CO | 11/06/2025 | 4.98500% | 12019.14 | 5397.78 | 2799942.88 | 2794545.10 | 08/06/2027 | 0 | 0 | 0 |
| 30313335 | 53 | RT | Willoughby | OH | 11/06/2025 | 5.15000% | 12107.96 | 5091.87 | 2730263.31 | 2725171.44 | 09/06/2027 | 0 | 0 | 0 |
| 30313336 | 54 | RT | Duluth | GA | 11/06/2025 | 4.95000% | 10311.03 | 3566.99 | 2419010.81 | 2415443.82 | 10/06/2027 | 0 | 0 | 0 |
| 30313337 | 55 | MF | Hartford | CT | 11/06/2025 | 5.28500% | 9482.22 | 3822.74 | 2083558.64 | 2079735.90 | 08/06/2027 | 0 | 0 | 0 |
| 30313338 | 56 | RT | Dacula | GA | 11/06/2025 | 4.79000% | 7787.96 | 3217.32 | 1888117.41 | 1884900.09 | 09/06/2027 | 0 | 0 | 0 |
| 30313339 | 57 | RT | Milford | IA | 11/06/2025 | 5.06000% | 4270.08 | - | 980000.00 | 980000.00 | 10/06/2032 | 0 | 0 | 0 |
| 30313285 | 6 | LO | Los Angeles | CA | 11/06/2025 | 5.11400% | 150781.98 | 66742.16 | 34239665.34 | 34172923.18 | 03/06/2027 | 0 | 8 | 8 |
| 30313288 | 7 | LO | Louisville | KY | 11/06/2025 | 4.04000% | 131237.64 | 53648.08 | 37724010.82 | 37670362.74 | 07/06/2027 | 0 | 0 | 0 |
| 30313289 | 8 | OF | Various | XX | 11/06/2025 | 4.45000% | 116174.53 | 63275.28 | 30317382.97 | 30254107.69 | 09/06/2027 | 0 | 0 | 0 |
| 30313290 | 9 | OF | New York | NY | 11/06/2025 | 4.15000% | 125076.39 | - | 35000000.00 | 35000000.00 | 09/06/2027 | 0 | 0 | 8 |
| **Total** | **Count = 48** |  |  |  |  |  | **2962297.60** | **733904.86** | **780270731.37** | **779536826.51** |  |  |  |  |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 15 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **NOI DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| <br>**Loan ID** | <br>**OMCR** | **Property**<br> **Type**<br> **(1)** | <br>**City** | <br>**State** | &nbsp;&nbsp; **Ending**<br> **Scheduled**<br> **Balance** | **Preceding**<br>&nbsp;&nbsp;&nbsp; **Fiscal**<br> **Year NOI** | &nbsp;&nbsp; **Most**<br> **Recent**<br> **NOI** | **Most Recent**<br> **Financial As of**<br> **Start Date** | **Most Recent**<br> **Financial Asof**<br> **End Date** |
| 30313280 | 1 | MU | Boston | MA | 60000000.00 | 5367061.12 | 6285425.43 | 01/01/2025 | 06/30/2025 |
| 30313291 | 10 | RT | Baton Rouge | LA | 25261780.72 | 28201020.00 | 27135752.44 | 01/01/2025 | 06/30/2025 |
| 30313292 | 11 | RT | Langhorne | PA | 26652501.16 | 2463193.41 | 2512941.33 | 01/01/2025 | 06/30/2025 |
| 30313293 | 12 | RT | Various | XX | 22135814.75 | 3074102.21 | 2911660.45 | 01/01/2025 | 09/30/2025 |
| 30313294 | 13 | OF | La Jolla | CA | 23040131.22 | 2424374.21 | 2597222.83 | 01/01/2025 | 09/30/2025 |
| 30313295 | 14 | MU | Windsor Mill | NV | 23583615.84 | 12679152.27 | 12658534.92 | Not Available | Not Available |
| 30313296 | 15 | MU | New York | NY | 25000000.00 | 2389974.30 | 2510650.84 | 01/01/2025 | 06/30/2025 |
| 30313340 | 16 | MF | Various | XX | 25000000.00 | 4117670.07 | 4117670.07 | Not Available | Not Available |
| 30313300 | 17 | LO | Arlington | VA | 24000000.00 | 5759627.41 | 1242235.53 | 01/01/2025 | 03/31/2025 |
| 30313281 | 1 A | MU | Boston | MA | 15000000.00 | 5367061.12 | 6285425.43 | 01/01/2025 | 06/30/2025 |
| 30313231 | 2 | OF | Washington | DC | 50000000.00 | 25172837.32 | 18740873.98 | Not Available | Not Available |
| 30313251 | 20 | OF | Various | XX | 18126048.38 | 4485209.37 | 3663050.41 | 01/01/2025 | 06/30/2025 |
| 30313304 | 21 | RT | Miami | FL | 21000000.00 | 1662193.91 | 1655625.18 | 01/01/2025 | 09/30/2025 |
| 30313305 | 22 | MU | Los Angeles | CA | 19500000.00 | 1615323.79 | 2288130.95 | Not Available | Not Available |
| 30313306 | 23 | MF | Methuen | MA | 17475000.00 | 1993873.32 | 1953527.00 | Not Available | Not Available |
| 30313248 | 24 | RT | Various | XX | 15650110.23 | 2723483.31 | 693143.95 | 01/01/2025 | 03/31/2025 |
| 30313310 | 27 | MH | Parachute | CO | 12398793.74 | 2084178.74 | 2342337.06 | Not Available | Not Available |
| 30313311 | 28 | LO | Los Angeles | CA | 9974876.31 | 1200163.07 | 995410.80 | 07/01/2024 | 06/30/2025 |
| 30313312 | 29 | OF | San Jose | CA | 11825000.00 | (220037.91) | (105750.89) | Not Available | Not Available |
| 30313313 | 30 | OF | Jacksonville | FL | 9935000.00 | 2913704.40 | 2913705.40 | 01/01/2025 | 06/30/2025 |
| 30313315 | 32 | RT | Greensboro | NC | 8575932.42 | 1003282.95 | 1221317.80 | Not Available | Not Available |
| 30313316 | 33 | LO | Brunswick | GA | 8280905.72 | 615526.19 | 1009599.42 | Not Available | Not Available |
| 30298889 | 34 | RT | Peach Tree | GA | 8515000.00 | 886994.04 | 893769.76 | 01/01/2025 | 09/30/2025 |
| 30313317 | 35 | MH | Various | XX | 7423957.42 | 829413.99 | 933262.01 | Not Available | Not Available |
| 30313318 | 36 | MH | Fort Collins | CO | 6930794.66 | 650410.14 | 807555.45 | Not Available | Not Available |
| 30313319 | 37 | LO | Sequim | WA | 6456434.73 | 1083177.03 | (151793.18) | 01/01/2025 | 03/31/2025 |
| 30313321 | 39 | IN | San Diego | CA | 7100000.00 | 1374878.17 | 1374878.17 | Not Available | Not Available |
| 30313283 | 4 | RT | Pleasant Prairie | WI | 41000000.00 | 16835063.77 | 16897217.48 | 01/01/2025 | 06/30/2025 |
| 30313322 | 40 | MU | West Columbia | SC | 5762098.36 | 815392.94 | 796594.41 | 01/01/2025 | 09/30/2025 |
| 30313323 | 41 | N/A | St. Louis | MO | 6000000.00 | 593552.52 | 1092702.00 | 01/01/2025 | 06/30/2025 |
| 30313324 | 42 | SS | Provo | UT | 5159403.96 | 461945.25 | 475802.42 | 01/01/2025 | 06/30/2025 |
| 30313325 | 43 | OF | Venice | CA | 5500000.00 | 564747.46 | 605961.65 | 01/01/2025 | 09/30/2025 |
| Reports Available at sf.citidirect.com | Reports Available at sf.citidirect.com | v. 21.09.28 | v. 21.09.28 |  | Page 16 of 44 |  |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;© Copyright 2025 Citigroup | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;© Copyright 2025 Citigroup |

---

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **NOI DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| <br>**Loan ID** | <br>**OMCR** | **Property**<br> **Type**<br> **(1)** | <br>**City** | <br>**State** | &nbsp;&nbsp;&nbsp;&nbsp; **Ending**<br>&nbsp;&nbsp; **Scheduled**<br> **Balance** | **Preceding**<br>&nbsp;&nbsp;&nbsp;&nbsp; **Fiscal**<br> **Year NOI** | &nbsp;&nbsp;&nbsp;&nbsp; **Most**<br>&nbsp;&nbsp;&nbsp;&nbsp; **Recent**<br> **NOI** | **Most Recent**<br> **Financial As of**<br> **Start Date** | **Most Recent**<br> **Financial Asof**<br> **End Date** |
| 30313326 | 44 | RT | Parkersburg | WV | 3982868.59 | 1166161.94 | 1241199.75 | 07/01/2024 | 06/30/2025 |
| 30313327 | 45 | MU | Cartersville | GA | 4467446.41 | 632928.96 | 505873.10 | Not Available | Not Available |
| 30313328 | 46 | MU | Temecula | CA | 4737793.39 | 780081.98 | 661263.86 | 07/01/2024 | 12/31/2024 |
| 30313330 | 48 | LO | Richmond Hill | GA | 3045784.21 | 635325.98 | 739485.74 | 01/01/2025 | 06/30/2025 |
| 30313331 | 49 | RT | Grand Rapids | MI | 3282830.44 | 399530.64 | 535354.39 | Not Available | Not Available |
| 30313284 | 5 | OF | San Jose | CA | 37779713.89 | 4834863.79 | 4095291.60 | 01/01/2025 | 06/30/2025 |
| 30313333 | 51 | MH | Arvada | CO | 2794545.10 | 627808.03 | 664001.10 | 01/01/2025 | 06/30/2025 |
| 30313335 | 53 | RT | Willoughby | OH | 2725171.44 | 286479.31 | 318580.71 | 01/01/2025 | 09/30/2025 |
| 30313336 | 54 | RT | Duluth | GA | 2415443.82 | 330190.68 | 330190.68 | Not Available | Not Available |
| 30313337 | 55 | MF | Hartford | CT | 2079735.90 | 429256.84 | 420339.14 | Not Available | Not Available |
| 30313338 | 56 | RT | Dacula | GA | 1884900.09 | 235924.81 | 243761.16 | 01/01/2025 | 09/30/2025 |
| 30313339 | 57 | RT | Milford | IA | 980000.00 | 68482.88 | 65521.88 | 01/01/2025 | 09/30/2025 |
| 30313285 | 6 | LO | Los Angeles | CA | 34172923.18 | 13539265.09 | 11031420.41 | 01/01/2025 | 09/30/2025 |
| 30313288 | 7 | LO | Louisville | KY | 37670362.74 | 5970019.73 | 7255118.12 | 01/01/2025 | 06/30/2025 |
| 30313289 | 8 | OF | Various | XX | 30254107.69 | 16316267.32 | 4047825.61 | 01/01/2025 | 03/31/2025 |
| 30313290 | 9 | OF | New York | NY | 35000000.00 | 2790005.88 | 2875753.16 | 01/01/2025 | 06/30/2025 |
| **Total** | **Count = 48** |  |  |  | **779536826.51** | **190231143.75** | **164385420.91** |  |  |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 17 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **DELINQUENCY LOAN DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| | | | | | | | | **Payment Workout** | **Payment Workout** | | | | |
| | | | | | | | | **Status** | **Strategy** | | | | |
| <br>**Loan ID** | <br>**OMCR** | **Actual**<br> **Principal**<br> **Balance** | **Paid**<br> **Through**<br> **Date** | **Current P&I**<br> **Advances**<br> **(Net of ASER)** | &nbsp;&nbsp; **Total P&I**<br>&nbsp;&nbsp; **Advances**<br> **Outstanding** | **Cumulative**<br> **Accrued Unpaid**<br> **Interest Advances** | **Other Expense**<br> **Advances**<br> **Outstanding** | **(2** | **(3** | **Most Recent**<br> **Special Serv**<br> **Transfer Date** | <br> **Foreclosure**<br> **Date** | <br> **Bankruptcy**<br> **Date** | <br> **REO**<br> **Date** |
| 30313316 | 33 | 8358834.95 | 06/06/2025 | 43291.01 | 253855.04 | 5775.51 | 12000.00 | 3 | 13 | 09/10/2025 |  |  |  |
| 30313319 | 37 | 6494985.42 | 09/06/2025 | 46855.92 | 835209.67 | 598881.21 | 1084540.00 | 1 | 8 | 05/27/2020 |  | 09/18/2020 |  |
| **Total** | **Count = 2** | **14853820.37** |  | **90146.93** | **1089064.71** | **604656.72** | **1096540.00** |  |  |  |  |  |  |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 18 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **COLLATERAL PERFORMANCE - DELINQUENCY AND LOAN STATUS DETAIL** |
| &nbsp;&nbsp;&nbsp;&nbsp; *–* |

---

 **November 17, 2025**

---

| | | | | | | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
|  |  |  |  | **Delinquent** | **Delinquent** |  |  |  |  |  |  |  |  |  |  |
|  | | | **(Does not include loans in Bankruptcy, Foreclosure, or REO)** | **(Does not include loans in Bankruptcy, Foreclosure, or REO)** | **(Does not include loans in Bankruptcy, Foreclosure, or REO)** | **(Does not include loans in Bankruptcy, Foreclosure, or REO)** | | |  |  |  |  |  |  |  |
|  |  | **30** |  | **60** |  | **90** | **120** | **120** | **Bankruptcy** | **Bankruptcy** | **Foreclosure** | **Foreclosure** |  | **REO** |  |
| **Distribution** |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| **Date** | **Count** | **Balance** | **Count** | **Balance** | **Count** | **Balance** | **Count** | **Balance** | **Count** | **Balance** | **Count** | **Balance** | **Count** |  | **Balance** |
|  | **1** | **6456435** | **0** | **0** | **0** | **0** | **1** | **8280906** | **0** | **0** | **0** | **0** | **0** |  | **0** |
| **11/17/2025** |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | **2.1%** | **0.0%** | **0.0%** | **0.0%** | **0.0%** | **0.0%** | **2.1%** | **0.0%** | **0.0%** | **0.0%** | **0.0%** | **0.0%** | **0.0%** |  | **0.0%** |
|  | 0 | 0 | 0 | 0 | 1 | 8296148 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 10/15/2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 0.0% | 0.0% | 0.0% | 0.0% | 2.1% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |
|  | 0 | 0 | 1 | 8312526 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 09/12/2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 0.0% | 0.0% | 2.1% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |
|  | 2 | 43327626 | 1 | 10059386 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 08/14/2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 4.2% | 0.0% | 2.1% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |
|  | 1 | 10086775 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 07/14/2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 2.1% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |
|  | 2 | 18474421 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 06/13/2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 4.2% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |
|  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 05/14/2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |
|  | 1 | 10171262 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 04/14/2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 2.1% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |
|  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 03/14/2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |
|  | 1 | 6628762 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 02/14/2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 2.1% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |
|  | 2 | 16903021 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 01/15/2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 4.2% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |
|  | 3 | 25399533 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 0 |
| 12/13/2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|  | 6.3% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |  | 0.0% |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 19 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **APPRAISAL REDUCTION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | &nbsp;&nbsp;&nbsp;&nbsp; **Beginning**<br> **Scheduled Balance** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **Ending**<br> **Scheduled Balance** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **Appraisal**<br> **Reduction Amount** | **Appraisal**<br> **Reduction Date** | **Most Recent**<br> **ASER Amount** | **Cumulative**<br> **ASER Amount** |
| 30313316 | 33 | Courtyard Brunswick | 8296147.98 | 8280905.72 | 2074037.00 | 11/10/2025 | 9349.59 | 9349.59 |
| 30313319 | 37 | Holiday Inn Express & Suites | 6475299.37 | 6456434.73 | - | 05/08/2023 | - | 8137.04 |
| **Total** | **Count = 2** |  | **14771447.35** | **14737340.45** | **2074037.00** |  | **9349.59** | **17486.63** |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 20 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL APPRAISAL REDUCTION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| | | | | &nbsp;&nbsp;&nbsp;&nbsp; **Beginning** | **Ending** | **Appraisal** | **Appraisal** | | |
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Scheduled Balance Scheduled Balance Reduction Amount Reduction Date** | **Scheduled Balance Scheduled Balance Reduction Amount Reduction Date** | **Scheduled Balance Scheduled Balance Reduction Amount Reduction Date** | **Scheduled Balance Scheduled Balance Reduction Amount Reduction Date** | **Most Recent**<br> **ASER Amount** | **Cumulative**<br> **ASER Amount** |
| 11/17/2025 | 30313316 | 33 | Courtyard Brunswick | 8296147.98 | 8280905.72 | 2074037.00 | 11/10/2025 | 9349.59 | 9349.59 |
| 11/17/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6475299.37 | 6456434.73 | - | 05/08/2023 | - | 8137.04 |
| 10/15/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6494985.42 | 6475299.37 | - | 05/08/2023 | - | 8137.04 |
| 9/12/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6513683.97 | 6494985.42 | - | 05/08/2023 | - | 8137.04 |
| 8/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6532301.96 | 6513683.97 | - | 05/08/2023 | - | 8137.04 |
| 7/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6551750.31 | 6532301.96 | - | 05/08/2023 | - | 8137.04 |
| 6/13/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6570204.29 | 6551750.31 | - | 05/08/2023 | - | 8137.04 |
| 5/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6589494.58 | 6570204.29 | - | 05/08/2023 | - | 8137.04 |
| 4/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6607785.94 | 6589494.58 | - | 05/08/2023 | - | 8137.04 |
| 3/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6628762.33 | 6607785.94 | - | 05/08/2023 | - | 8137.04 |
| 2/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6646884.51 | 6628762.33 | - | 05/08/2023 | - | 8137.04 |
| 1/15/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 6664928.61 | 6646884.51 | - | 05/08/2023 | - | 8137.04 |
| 12/13/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6683823.90 | 6664928.61 | - | 05/08/2023 | - | 8137.04 |
| 11/15/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6701708.85 | 6683823.90 | - | 05/08/2023 | - | 8137.04 |
| 10/15/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6720450.76 | 6701708.85 | - | 05/08/2023 | - | 8137.04 |
| 9/13/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6738177.90 | 6720450.76 | - | 05/08/2023 | - | 8137.04 |
| 8/14/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6755828.67 | 6738177.90 | - | 05/08/2023 | - | 8137.04 |
| 7/12/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6774344.90 | 6755828.67 | - | 05/08/2023 | - | 8137.04 |
| 6/14/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6791839.84 | 6774344.90 | - | 05/08/2023 | - | 8137.04 |
| 5/14/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6810205.90 | 6791839.84 | - | 05/08/2023 | - | 8137.04 |
| 4/12/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6827546.34 | 6810205.90 | - | 05/08/2023 | - | 8137.04 |
| 3/14/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6846715.21 | 6827546.34 | - | 05/08/2023 | - | 8137.04 |
| 2/14/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6863898.35 | 6846715.21 | - | 05/08/2023 | - | 8137.04 |
| 1/12/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 6881007.46 | 6863898.35 | - | 05/08/2023 | - | 8137.04 |
| 12/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 6899001.69 | 6881007.46 | - | 05/08/2023 | - | 8137.04 |
| 11/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 6915959.56 | 6899001.69 | - | 05/08/2023 | - | 8137.04 |
| 10/16/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 6933808.04 | 6915959.56 | - | 05/08/2023 | - | 8137.04 |
| 9/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 6950615.95 | 6933808.04 | - | 05/08/2023 | - | 8137.04 |
| 8/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 6967351.44 | 6950615.95 | - | 05/08/2023 | (14933.88) | 8137.04 |
| 7/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 6984985.61 | 6967351.44 | - | 05/08/2023 | - | 23070.92 |
| 6/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 7001573.02 | 6984985.61 | - | 05/08/2023 | - | 23070.92 |
| 5/12/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 7019064.49 | 7001573.02 | - | 05/08/2023 | - | 23070.92 |
| 4/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 7035505.07 | 7019064.49 | - | 04/08/2022 | - | 23070.92 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 21 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL APPRAISAL REDUCTION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| | | | | **Beginning** | **Ending** | **Appraisal** | **Appraisal** | | |
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Scheduled Balance Scheduled Balance Reduction Amount Reduction Date** | **Scheduled Balance Scheduled Balance Reduction Amount Reduction Date** | **Scheduled Balance Scheduled Balance Reduction Amount Reduction Date** | **Scheduled Balance Scheduled Balance Reduction Amount Reduction Date** | **Most Recent**<br> **ASER Amount** | **Cumulative**<br> **ASER Amount** |
| 3/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 7054816.30 | 7035505.07 | - | 04/08/2022 | - | 23070.92 |
| 2/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 7071102.85 | 7054816.30 | - | 04/08/2022 | - | 23070.92 |
| 1/13/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 7087319.23 | 7071102.85 | - | 04/08/2022 | - | 23070.92 |
| 12/14/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7104453.13 | 7087319.23 | - | 04/08/2022 | - | 23070.92 |
| 11/15/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7120525.82 | 7104453.13 | - | 04/08/2022 | - | 23070.92 |
| 10/17/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7137521.25 | 7120525.82 | - | 04/08/2022 | - | 23070.92 |
| 9/14/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7153451.47 | 7137521.25 | - | 04/08/2022 | - | 23070.92 |
| 8/12/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7169313.05 | 7153451.47 | - | 04/08/2022 | - | 23070.92 |
| 7/14/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7186105.04 | 7169313.05 | - | 04/08/2022 | - | 23070.92 |
| 6/14/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7201825.94 | 7186105.04 | - | 04/08/2022 | - | 23070.92 |
| 5/13/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7218482.35 | 7201825.94 | - | 04/08/2022 | - | 23070.92 |
| 4/14/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7234063.75 | 7218482.35 | - | 04/08/2022 | - | 23070.92 |
| 3/14/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7252601.96 | 7234063.75 | 1813150.49 | 03/08/2022 | 7079.35 | 23070.92 |
| 2/14/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7268036.36 | 7252601.96 | 1817009.09 | 02/08/2022 | 7854.53 | 15991.57 |
| 1/14/2022 | 30313319 | 37 | Holiday Inn Express & Suites | 7283404.26 | 7268036.36 | - | 01/10/2022 | - | 8137.04 |
| 12/14/2021 | 30313282 | 3 | Godfrey Hotel | 44994086.53 | 44994086.53 | - | 06/08/2021 | - | - |
| 12/14/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7299720.48 | 7283404.26 | - | 12/08/2021 | - | 8137.04 |
| 11/15/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7314951.87 | 7299720.48 | - | 11/08/2021 | - | 8137.04 |
| 10/15/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7331136.54 | 7314951.87 | - | 10/08/2020 | - | 8137.04 |
| 9/14/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7346232.58 | 7331136.54 | - | 10/08/2020 | - | 8137.04 |
| 8/13/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7361263.58 | 7346232.58 | - | 10/08/2020 | - | 8137.04 |
| 7/14/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7377255.12 | 7361263.58 | - | 10/08/2020 | - | 8137.04 |
| 6/14/2021 | 30313282 | 3 | Godfrey Hotel | 44926231.75 | 44864286.34 | - | 06/08/2021 | - | - |
| 6/14/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7392152.46 | 7377255.12 | - | 10/08/2020 | - | 8137.04 |
| 5/14/2021 | 30313282 | 3 | Godfrey Hotel | 44994086.53 | 44926231.75 | - | 05/10/2021 | - | - |
| 5/14/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7408015.20 | 7392152.46 | - | 10/08/2020 | - | 8137.04 |
| 4/14/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7422780.01 | 7408015.20 | - | 10/08/2020 | - | 8137.04 |
| 3/12/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7440583.53 | 7422780.01 | - | 10/08/2020 | - | 8137.04 |
| 2/12/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7455208.02 | 7440583.53 | - | 10/08/2020 | - | 8137.04 |
| 1/14/2021 | 30313319 | 37 | Holiday Inn Express & Suites | 7469769.50 | 7455208.02 | - | 10/08/2020 | - | 8137.04 |
| 12/14/2020 | 30313319 | 37 | Holiday Inn Express & Suites | 7485308.57 | 7469769.50 | - | 10/08/2020 | - | 8137.04 |
| 11/16/2020 | 30313319 | 37 | Holiday Inn Express & Suites | 7499740.37 | 7485308.57 | - | 10/08/2020 | - | 8137.04 |
| 10/15/2020 | 30313319 | 37 | Holiday Inn Express & Suites | 7515154.46 | 7499740.37 | - | 10/08/2020 | - | 8137.04 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 22 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL APPRAISAL REDUCTION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Beginning**<br> **Scheduled Balance** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **Ending**<br> **Scheduled Balance** | **Appraisal**<br> **Reduction Amount** | **Appraisal**<br> **Reduction Date** | **Most Recent**<br> **ASER Amount** | **Cumulative**<br> **ASER Amount** |
| 9/14/2020 | 30313319 | 37 | Holiday Inn Express & Suites | 7529457.67 | 7515154.46 | 1882364.42 | 09/08/2020 | 8137.04 | 8137.04 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 23 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **LOAN MODIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| <br> **Loan ID** | | <br> **OMCR** | <br> **Property Name** | **Modification**<br> **Date** | **Modification**<br> **Code (4)** |
| 30313311 |  | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 30313316 |  | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 30313319 |  | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 30313285 |  | 6 | Marriott Lax | 02/25/2022 | 8 |
| 30313290 |  | 9 | 50 Varick | 05/06/2020 | 8 |
| **Total** | **Count = 5** |  |  |  |  |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 24 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL LOAN MODIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Modification**<br> **Date** | **Modification**<br> **Code (4)** |
| 11/17/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 11/17/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 11/17/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 11/17/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 11/17/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 10/15/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 10/15/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 10/15/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 10/15/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 10/15/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 09/12/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 09/12/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 09/12/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 09/12/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 09/12/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 08/14/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 08/14/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 08/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 08/14/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 08/14/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 07/14/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 07/14/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 07/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 07/14/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 07/14/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 06/13/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 06/13/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 06/13/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 06/13/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 06/13/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 05/14/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 05/14/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |

---

<u> 05/14/2025</u> <u> 30313319</u>   <u> 37</u> <u> Holiday Inn Express & Suites</u>   <u> 12/22/2022</u> <u> 8</u> <br> <u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 25 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL LOAN MODIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Modification**<br> **Date** | **Modification**<br> **Code (4)** |
| 05/14/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 05/14/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 04/14/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 04/14/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 04/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 04/14/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 04/14/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 03/14/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 03/14/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 03/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 03/14/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 03/14/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 02/14/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 02/14/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 02/14/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 02/14/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 02/14/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 01/15/2025 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 01/15/2025 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 01/15/2025 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 01/15/2025 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 01/15/2025 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 12/13/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 12/13/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 12/13/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 12/13/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 12/13/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 11/15/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 11/15/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 11/15/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 11/15/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 11/15/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 10/15/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 26 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL LOAN MODIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Modification**<br> **Date** | **Modification**<br> **Code (4)** |
| 10/15/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 10/15/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 10/15/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 10/15/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 09/13/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 09/13/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 09/13/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 09/13/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 09/13/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 08/14/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 08/14/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 08/14/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 08/14/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 08/14/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 07/12/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 07/12/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 07/12/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 07/12/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 07/12/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 06/14/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 06/14/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 06/14/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 06/14/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 06/14/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 05/14/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 05/14/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 05/14/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 05/14/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 05/14/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 04/12/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 04/12/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 04/12/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 04/12/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 27 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL LOAN MODIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Modification**<br> **Date** | **Modification**<br> **Code (4)** |
| 04/12/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 03/14/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 03/14/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 03/14/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 03/14/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 03/14/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 02/14/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 02/14/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 02/14/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 02/14/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 02/14/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 01/12/2024 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 01/12/2024 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 01/12/2024 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 01/12/2024 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 01/12/2024 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 12/14/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 12/14/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 12/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 12/14/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 12/14/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 11/14/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 11/14/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 11/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 11/14/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 11/14/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 10/16/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 10/16/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 10/16/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 10/16/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 10/16/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 09/14/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 09/14/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 28 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL LOAN MODIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Modification**<br> **Date** | **Modification**<br> **Code (4)** |
| 09/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 09/14/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 09/14/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 08/14/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 08/14/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 08/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 08/14/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 08/14/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 07/14/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 07/14/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 07/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 07/14/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 07/14/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 06/14/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 06/14/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 06/14/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 06/14/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 06/14/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 05/12/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 05/12/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 05/12/2023 | 30313319 | 37 | Holiday Inn Express & Suites | 12/22/2022 | 8 |
| 05/12/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 05/12/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 04/14/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 04/14/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 04/14/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 04/14/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 03/14/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 03/14/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 03/14/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 03/14/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 02/14/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 02/14/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 29 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL LOAN MODIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Modification**<br> **Date** | **Modification**<br> **Code (4)** |
| 02/14/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 02/14/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 01/13/2023 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 01/13/2023 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 01/13/2023 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 01/13/2023 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 12/14/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 12/14/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 12/14/2022 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 12/14/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 11/15/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 11/15/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 11/15/2022 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 11/15/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 10/17/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 10/17/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 10/17/2022 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 10/17/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 09/14/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 09/14/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 09/14/2022 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 09/14/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 08/12/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 08/12/2022 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 08/12/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 08/12/2022 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 08/12/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 07/14/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 07/14/2022 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 07/14/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 07/14/2022 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 07/14/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 06/14/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 30 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL LOAN MODIFICATION DETAIL** |

---

 **November 17, 2025**

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Modification**<br> **Date** | **Modification**<br> **Code (4)** |
| 06/14/2022 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 06/14/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 06/14/2022 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 06/14/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 05/13/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 05/13/2022 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 05/13/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 05/13/2022 | 30313285 | 6 | Marriott Lax | 02/25/2022 | 8 |
| 05/13/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 04/14/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 04/14/2022 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 04/14/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 04/14/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 03/14/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 03/14/2022 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 03/14/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 03/14/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 02/14/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 02/14/2022 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 02/14/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 02/14/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 01/14/2022 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 01/14/2022 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 01/14/2022 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 01/14/2022 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 12/14/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 12/14/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 12/14/2021 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 12/14/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 11/15/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 11/15/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 11/15/2021 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 11/15/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 31 of 44© Copyright 2025 Citigroup

------

---

| |
|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |
| &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **HISTORICAL LOAN MODIFICATION DETAIL** |

---

---

| |
|:---|
| **November 17, 2025** |
| **Modification** |
| **Code (4)** |

---

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | <br> **Property Name** | **Modification**<br> **Date** | |
| 10/15/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 10/15/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 10/15/2021 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 10/15/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 09/14/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 09/14/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 09/14/2021 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 09/14/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 08/13/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 08/13/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2021 | 8 |
| 08/13/2021 | 30313316 | 33 | Courtyard Brunswick | 09/30/2020 | 8 |
| 08/13/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 07/14/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 07/14/2021 | 30313282 | 3 | Godfrey Hotel | 05/19/2021 | 8 |
| 07/14/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 06/14/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 06/14/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 06/14/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 05/14/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 05/14/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 05/14/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 04/14/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 04/14/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 04/14/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 03/12/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 03/12/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 03/12/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 02/12/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 02/12/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 02/12/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |
| 01/14/2021 | 30313311 | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 01/14/2021 | 30313282 | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 01/14/2021 | 30313290 | 9 | 50 Varick | 05/06/2020 | 8 |

---

<u> Reports Available at sf.citidirect.com</u> v. 21.09.28 Page 32 of 44© Copyright 2025 Citigroup

------

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| | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  | **November 17, 2025** |
| **HISTORICAL LOAN MODIFICATION DETAIL** | **HISTORICAL LOAN MODIFICATION DETAIL** | **HISTORICAL LOAN MODIFICATION DETAIL** | **HISTORICAL LOAN MODIFICATION DETAIL** | **HISTORICAL LOAN MODIFICATION DETAIL** | **HISTORICAL LOAN MODIFICATION DETAIL** | **HISTORICAL LOAN MODIFICATION DETAIL** |
| **Distribution**<br> **Date** | <br> **Loan ID** | | <br> **OMCR** | <br> **Property Name** | **Modification**<br> **Date** | **Modification**<br> **Code (4)** |
| 12/14/2020 | 30313311 |  | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 12/14/2020 | 30313282 |  | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 12/14/2020 | 30313290 |  | 9 | 50 Varick | 05/06/2020 | 8 |
| 11/16/2020 | 30313311 |  | 28 | Hotel Normandie | 10/06/2020 | 8 |
| 11/16/2020 | 30313282 |  | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 11/16/2020 | 30313290 |  | 9 | 50 Varick | 05/06/2020 | 8 |
| 10/15/2020 | 30313311 |  | 28 | Hotel Normandie | 04/06/2020 | 8 |
| 10/15/2020 | 30313282 |  | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 10/15/2020 | 30313290 |  | 9 | 50 Varick | 05/06/2020 | 8 |
| 09/14/2020 | 30313311 |  | 28 | Hotel Normandie | 04/06/2020 | 8 |
| 09/14/2020 | 30313282 |  | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 09/14/2020 | 30313290 |  | 9 | 50 Varick | 05/06/2020 | 8 |
| 08/14/2020 | 30313311 |  | 28 | Hotel Normandie | 04/06/2020 | 8 |
| 08/14/2020 | 30313282 |  | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 08/14/2020 | 30313290 |  | 9 | 50 Varick | 05/06/2020 | 8 |
| 07/14/2020 | 30313311 |  | 28 | Hotel Normandie | 04/06/2020 | 8 |
| 07/14/2020 | 30313282 |  | 3 | Godfrey Hotel | 05/06/2020 | 8 |
| 07/14/2020 | 30313290 |  | 9 | 50 Varick | 05/06/2020 | 8 |
| 06/12/2020 | 30313311 |  | 28 | Hotel Normandie | 04/06/2020 | 8 |
| 06/12/2020 | 30313290 |  | 9 | 50 Varick | 05/06/2020 | 8 |
| 05/14/2020 | 30313311 |  | 28 | Hotel Normandie | 04/06/2020 | 8 |
| Reports Available at sf.citidirect.com | Reports Available at sf.citidirect.com | v. 21.09.28 |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 33 of 44 |  |© Copyright 2025 Citigroup |

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| | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |  |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  |  |  | **November 17, 2025** | **November 17, 2025** |
| **SPECIALLY SERVICED LOAN DETAIL** | **SPECIALLY SERVICED LOAN DETAIL** | **SPECIALLY SERVICED LOAN DETAIL** | **SPECIALLY SERVICED LOAN DETAIL** | **SPECIALLY SERVICED LOAN DETAIL** | **SPECIALLY SERVICED LOAN DETAIL** | **SPECIALLY SERVICED LOAN DETAIL** | **SPECIALLY SERVICED LOAN DETAIL** | **SPECIALLY SERVICED LOAN DETAIL** | **SPECIALLY SERVICED LOAN DETAIL** |
| <br>**Loan ID** | <br>**OMCR** | <br> **Workout**<br> **Strategy (3)** | **Special Servicing**<br> **Fee Amount**<br> **Plus Adjustments** | **Ending**<br> **Scheduled**<br> **Balance** | **Ending**<br> **Actual**<br> **Balance** | **Most**<br> **Recent**<br> **Value** | **Most Recent**<br> **Valuation**<br> **Date** | **Most Recent**<br> **Special Servicer**<br> **Transfer Date** | **Most Recent**<br> **Master Servicer**<br> **Return Date** |
| 30313316 | 33 | 13 | 3500.00 | 8280905.72 | 8358834.95 | 16400000.00 | 05/25/2017 | 09/10/2025 |  |
| Reports Available at sf.citidirect.com |  | v. 21.09.28 |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 34 of 44 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 34 of 44 |  |  |© Copyright 2025 Citigroup |© Copyright 2025 Citigroup |

---

------

---

| | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |  |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  |  |  | **November 17, 2025** | **November 17, 2025** |
| **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** |
| | | | | | | | | | **Most Recent** | **Most Recent** |
| | | | | | | | | | **Special Servicer Master Servicer** | **Special Servicer Master Servicer** |
| <br> **Distribution**<br> **Date** | <br>**Loan ID** | <br>**OMCR** | <br> **Workout**<br> **Strategy (3)** | **Special Servicing**<br> **Fee Amount**<br> **Plus Adjustments** | **Ending**<br> **Scheduled**<br> **Balance** | **Ending**<br> **Actual**<br> **Balance** | **Most**<br> **Recent**<br> **Value** | **Most Recent**<br> **Valuation**<br> **Date** | **Transfer Date** | **Return Date** |
| 12/14/2021 | 30313282 | 3 | 8 | 3500.00 | 44994086.53 | 44994086.53 | 71000000.00 | 11/01/2020 | 09/09/2020 | 11/04/2021 |
| 11/15/2021 | 30313282 | 3 | 1 | (63791.51) | 44994086.53 | 44994086.53 | 71000000.00 | 11/01/2020 | 09/09/2020 |  |
| 10/15/2021 | 30313282 | 3 | 1 | 9373.77 | 44994086.53 | 44994086.53 | 71000000.00 | 11/01/2020 | 09/09/2020 |  |
| 09/14/2021 | 30313282 | 3 | 1 | 9686.23 | 44994086.53 | 44994086.53 | 71000000.00 | 11/01/2020 | 09/09/2020 |  |
| 08/13/2021 | 30313282 | 3 | 1 | 9686.23 | 44994086.53 | 44994086.53 | 71000000.00 | 11/01/2020 | 09/09/2020 |  |
| 07/14/2021 | 30313282 | 3 | 1 | (312.46) | 44994086.53 | 44994086.53 | 71000000.00 | 11/01/2020 | 09/09/2020 |  |
| 06/14/2021 | 30313282 | 3 | 1 | 9671.62 | 44864286.34 | 45383006.43 | 71000000.00 | 11/01/2020 | 09/09/2020 |  |
| 05/14/2021 | 30313282 | 3 | 1 | 9373.77 | 44926231.75 | 45383006.43 | 71000000.00 | 11/01/2020 | 09/09/2020 |  |
| 04/14/2021 | 30313282 | 3 | 1 | 9699.44 | 44994086.53 | 45383006.43 | 101400000.00 | 03/28/2017 | 09/09/2020 |  |
| 03/12/2021 | 30313282 | 3 | 1 | 8776.29 | 45055479.91 | 45567645.58 | 101400000.00 | 03/28/2017 | 09/09/2020 |  |
| 02/12/2021 | 30313282 | 3 | 1 | 9729.69 | 45135188.72 | 45567645.58 | 101400000.00 | 03/28/2017 | 09/09/2020 |  |
| 01/14/2021 | 30313282 | 3 | 1 | 9742.72 | 45195982.00 | 45567645.58 | 101400000.00 | 03/28/2017 | 09/09/2020 |  |
| 12/14/2020 | 30313282 | 3 | 1 | 9442.29 | 45256516.73 | 45567645.58 | 101400000.00 | 03/28/2017 | 09/09/2020 |  |
| 11/16/2020 | 30313282 | 3 | 1 | 9769.95 | 45323011.95 | 45567645.58 | 101400000.00 | 03/28/2017 | 09/09/2020 |  |
| 10/15/2020 | 30313282 | 3 | 1 | 6943.59 | 45383006.43 | 45567645.58 | 101400000.00 | 03/28/2017 | 09/09/2020 |  |
| 07/14/2022 | 30313285 | 6 | 8 | (16165.78) | 36723512.64 | 36784274.46 | 182000000.00 | 04/26/2021 | 12/10/2020 | 06/30/2022 |
| 06/14/2022 | 30313285 | 6 | 1 | 7930.74 | 36784274.46 | 36899836.72 | 182000000.00 | 04/26/2021 | 12/10/2020 |  |
| 05/13/2022 | 30313285 | 6 | 1 | 7687.47 | 36839567.38 | 36899836.72 | 182000000.00 | 04/26/2021 | 12/10/2020 |  |
| 04/14/2022 | 30313285 | 6 | 1 | (107897.61) | 36899836.72 | 36899836.72 | 182000000.00 | 04/26/2021 | 12/10/2020 |  |
| 03/14/2022 | 30313285 | 6 | 1 | 7199.28 | 36954622.97 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 02/14/2022 | 30313285 | 6 | 1 | 7982.31 | 37024878.60 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 01/14/2022 | 30313285 | 6 | 1 | 7993.93 | 37079116.61 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 12/14/2021 | 30313285 | 6 | 1 | 7748.36 | 37133116.82 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 11/15/2021 | 30313285 | 6 | 1 | 8018.16 | 37192140.45 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 10/15/2021 | 30313285 | 6 | 1 | 7771.71 | 37245645.11 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 09/14/2021 | 30313285 | 6 | 1 | 8042.18 | 37304191.22 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 08/13/2021 | 30313285 | 6 | 1 | 8053.54 | 37357204.61 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 07/14/2021 | 30313285 | 6 | 1 | 7805.80 | 37409985.57 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 06/14/2021 | 30313285 | 6 | 1 | 8077.25 | 37467834.29 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 05/14/2021 | 30313285 | 6 | 13 | 7828.65 | 37520130.20 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 04/14/2021 | 30313285 | 6 | 13 | 8100.76 | 37577511.51 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 03/12/2021 | 30313285 | 6 | 13 | 7329.95 | 37629326.55 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| Reports Available at sf.citidirect.com | Reports Available at sf.citidirect.com |  | v. 21.09.28 |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 35 of 44 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 35 of 44 |  |  |© Copyright 2025 Citigroup |© Copyright 2025 Citigroup |

---

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---

| | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |  |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  |  |  | **November 17, 2025** | **November 17, 2025** |
| **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** |
| | | | | | | | | | **Most Recent** | **Most Recent** |
| | | | | | | | | | **Special Servicer Master Servicer** | **Special Servicer Master Servicer** |
| <br> **Distribution**<br> **Date** | <br>**Loan ID** | <br>**OMCR** | <br> **Workout**<br> **Strategy (3)** | **Special Servicing**<br> **Fee Amount**<br> **Plus Adjustments** | **Ending**<br> **Scheduled**<br> **Balance** | **Ending**<br> **Actual**<br> **Balance** | **Most**<br> **Recent**<br> **Value** | **Most Recent**<br> **Valuation**<br> **Date** | **Transfer Date** | **Return Date** |
| 02/12/2021 | 30313285 | 6 | 13 | 8126.35 | 37696909.14 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 01/14/2021 | 30313285 | 6 | 1 | 5774.89 | 37748200.69 | 37961804.09 | 300800000.00 | 02/01/2018 | 12/10/2020 |  |
| 12/14/2020 | 30313301 | 18 | 6 | (7347.57) | - | 22750000.00 | 44000000.00 | 06/01/2017 | 09/10/2020 |  |
| 11/16/2020 | 30313301 | 18 | 6 | 4897.57 | 22750000.00 | 22750000.00 | 44000000.00 | 06/01/2017 | 09/10/2020 |  |
| 10/15/2020 | 30313301 | 18 | 6 | 2450.00 | 22750000.00 | 22750000.00 | 44000000.00 | 06/01/2017 | 09/10/2020 |  |
| 12/14/2022 | 30313308 | 25 | 8 | (3500.00) | - | - | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 11/15/2022 | 30313308 | 25 | 6 | 3500.00 | 14346175.77 | 14346175.77 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 10/17/2022 | 30313308 | 25 | 6 | (3500.00) | 14368299.60 | 14368299.60 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 09/14/2022 | 30313308 | 25 | 6 | - | 14392286.85 | 14392286.85 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 08/12/2022 | 30313308 | 25 | 13 | - | 14414216.34 | 14414216.34 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 07/14/2022 | 30313308 | 25 | 13 | - | 14436053.41 | 14436053.41 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 06/14/2022 | 30313308 | 25 | 13 | (3500.00) | 14459764.29 | 14459764.29 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 05/13/2022 | 30313308 | 25 | 13 | 3500.00 | 14481409.40 | 14504935.26 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 04/14/2022 | 30313308 | 25 | 13 | 3500.00 | 14504935.26 | 14526389.99 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 03/14/2022 | 30313308 | 25 | 13 | - | 14526389.99 | 14526389.99 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 02/14/2022 | 30313308 | 25 | 13 | (10500.00) | 14553690.13 | 14553690.13 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 01/14/2022 | 30313308 | 25 | 13 | 3500.00 | 14574939.38 | 14574939.38 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 12/14/2021 | 30313308 | 25 | 13 | 3500.00 | 14596099.08 | 14619157.11 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 11/15/2021 | 30313308 | 25 | 13 | 3500.00 | 14619157.11 | 14619157.11 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 10/15/2021 | 30313308 | 25 | 13 | 3500.00 | 14640130.45 | 14640130.45 | 21300000.00 | 07/19/2017 | 09/21/2021 |  |
| 08/14/2024 | 30313312 | 29 | 8 | (20322.58) | 11825000.00 | 11825000.00 | 21600000.00 | 10/01/2017 | 12/07/2023 | 07/26/2024 |
| 07/12/2024 | 30313312 | 29 | 98 | 3500.00 | 11825000.00 | 11825000.00 | 21600000.00 | 10/01/2017 | 12/07/2023 |  |
| 06/14/2024 | 30313312 | 29 | 98 | 3500.00 | 11825000.00 | 11825000.00 | 21600000.00 | 10/01/2017 | 12/07/2023 |  |
| 05/14/2024 | 30313312 | 29 | 98 | 3500.00 | 11825000.00 | 11825000.00 | 21600000.00 | 10/01/2017 | 12/07/2023 |  |
| 04/12/2024 | 30313312 | 29 | 98 | 3500.00 | 11825000.00 | 11825000.00 | 21600000.00 | 10/01/2017 | 12/07/2023 |  |
| 03/14/2024 | 30313312 | 29 | 13 | 3500.00 | 11825000.00 | 11825000.00 | 21600000.00 | 10/01/2017 | 12/07/2023 |  |
| 02/14/2024 | 30313312 | 29 | 13 | 3500.00 | 11825000.00 | 11825000.00 | 21600000.00 | 10/01/2017 | 12/07/2023 |  |
| 01/12/2024 | 30313312 | 29 | 13 | 2822.58 | 11825000.00 | 11825000.00 | 21600000.00 | 10/01/2017 | 12/07/2023 |  |
| 11/17/2025 | 30313316 | 33 | 13 | 3500.00 | 8280905.72 | 8358834.95 | 16400000.00 | 05/25/2017 | 09/10/2025 |  |
| 10/15/2025 | 30313316 | 33 | 13 | 3500.00 | 8296147.98 | 8358834.95 | 16400000.00 | 05/25/2017 | 09/10/2025 |  |
| 02/14/2024 | 30313319 | 37 | 8 | - | 6846715.21 | 6846715.21 | 12000000.00 | 02/22/2023 | 05/27/2020 | 12/29/2023 |
| 01/12/2024 | 30313319 | 37 | 3 | 3161.29 | 6863898.35 | 6863898.35 | 12000000.00 | 02/22/2023 | 05/27/2020 |  |
| Reports Available at sf.citidirect.com | Reports Available at sf.citidirect.com |  | v. 21.09.28 |  | Page 36 of 44 | Page 36 of 44 |  |  |© Copyright 2025 Citigroup |© Copyright 2025 Citigroup |

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| | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |  |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  |  |  | **November 17, 2025** | **November 17, 2025** |
| **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** |
| | | | | | | | | | **Most Recent** | **Most Recent** |
| | | | | | | | | | **Special Servicer Master Servicer** | **Special Servicer Master Servicer** |
| <br> **Distribution**<br> **Date** | <br>**Loan ID** | <br>**OMCR** | <br> **Workout**<br> **Strategy (3)** | **Special Servicing**<br> **Fee Amount**<br> **Plus Adjustments** | &nbsp;&nbsp; **Ending**<br> **Scheduled**<br> **Balance** | **Ending**<br> **Actual**<br> **Balance** | **Most**<br> **Recent**<br> **Value** | **Most Recent**<br> **Valuation**<br> **Date** | **Transfer Date** | **Return Date** |
| 12/14/2023 | 30313319 | 37 | 3 | 3500.00 | 6881007.46 | 6881007.46 | 12000000.00 | 02/22/2023 | 05/27/2020 |  |
| 11/14/2023 | 30313319 | 37 | 3 | 3500.00 | 6899001.69 | 6915959.56 | 12000000.00 | 02/22/2023 | 05/27/2020 |  |
| 10/16/2023 | 30313319 | 37 | 3 | 3500.00 | 6915959.56 | 6933808.04 | 12000000.00 | 02/22/2023 | 05/27/2020 |  |
| 09/14/2023 | 30313319 | 37 | 3 | 3500.00 | 6933808.04 | 6933808.04 | 12000000.00 | 02/22/2023 | 05/27/2020 |  |
| 08/14/2023 | 30313319 | 37 | 3 | 3500.00 | 6950615.95 | 6950615.95 | 12000000.00 | 02/22/2023 | 05/27/2020 |  |
| 07/14/2023 | 30313319 | 37 | 3 | 3500.00 | 6967351.44 | 7361263.58 | 12000000.00 | 02/22/2023 | 05/27/2020 |  |
| 06/14/2023 | 30313319 | 37 | 3 | 3500.00 | 6984985.61 | 7361263.58 | 12000000.00 | 02/22/2023 | 05/27/2020 |  |
| 05/12/2023 | 30313319 | 37 | 3 | 3500.00 | 7001573.02 | 7361263.58 | 12000000.00 | 02/22/2023 | 05/27/2020 |  |
| 04/14/2023 | 30313319 | 37 | 3 | 3500.00 | 7019064.49 | 7602141.74 | 12000000.00 | 02/22/2023 | 05/27/2020 |  |
| 03/14/2023 | 30313319 | 37 | 3 | 3500.00 | 7035505.07 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 02/14/2023 | 30313319 | 37 | 3 | 3500.00 | 7054816.30 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 01/13/2023 | 30313319 | 37 | 3 | 3500.00 | 7071102.85 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 12/14/2022 | 30313319 | 37 | 3 | 3500.00 | 7087319.23 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 11/15/2022 | 30313319 | 37 | 3 | 3500.00 | 7104453.13 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 10/17/2022 | 30313319 | 37 | 3 | 3500.00 | 7120525.82 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 09/14/2022 | 30313319 | 37 | 3 | 3500.00 | 7137521.25 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 08/12/2022 | 30313319 | 37 | 3 | 3500.00 | 7153451.47 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 07/14/2022 | 30313319 | 37 | 3 | 3500.00 | 7169313.05 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 06/14/2022 | 30313319 | 37 | 3 | 3500.00 | 7186105.04 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 05/13/2022 | 30313319 | 37 | 3 | 3500.00 | 7201825.94 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 04/14/2022 | 30313319 | 37 | 3 | 3500.00 | 7218482.35 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 03/14/2022 | 30313319 | 37 | 3 | 3500.00 | 7234063.75 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 02/14/2022 | 30313319 | 37 | 3 | 3500.00 | 7252601.96 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 01/14/2022 | 30313319 | 37 | 3 | 3500.00 | 7268036.36 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 12/14/2021 | 30313319 | 37 | 3 | 3500.00 | 7283404.26 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 11/15/2021 | 30313319 | 37 | 3 | 3500.00 | 7299720.48 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 10/15/2021 | 30313319 | 37 | 3 | 3500.00 | 7314951.87 | 7602141.74 | 11500000.00 | 02/05/2021 | 05/27/2020 |  |
| 09/14/2021 | 30313319 | 37 | 3 | 3500.00 | 7331136.54 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 08/13/2021 | 30313319 | 37 | 3 | 3500.00 | 7346232.58 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 07/14/2021 | 30313319 | 37 | 3 | 3500.00 | 7361263.58 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 06/14/2021 | 30313319 | 37 | 3 | 3500.00 | 7377255.12 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 05/14/2021 | 30313319 | 37 | 3 | 3500.00 | 7392152.46 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| Reports Available at sf.citidirect.com | Reports Available at sf.citidirect.com |  | v. 21.09.28 |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 37 of 44 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 37 of 44 |  |  |© Copyright 2025 Citigroup |© Copyright 2025 Citigroup |

---

------

---

| | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |  |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  |  |  | **November 17, 2025** | **November 17, 2025** |
| **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** | **HISTORICAL SPECIALLY SERVICED LOANS** |
| <br> **Distribution**<br> **Date** | <br>**Loan ID** | <br>**OMCR** | <br> **Workout**<br> **Strategy (3)** | **Special Servicing**<br> **Fee Amount**<br> **Plus Adjustments** | &nbsp;&nbsp; **Ending**<br> **Scheduled**<br> **Balance** | **Ending**<br> **Actual**<br> **Balance** | **Most**<br> **Recent**<br> **Value** | **Most Recent**<br> **Valuation**<br> **Date** | **Most Recent**<br> **Special Servicer**<br> **Transfer Date** | **Most Recent**<br> **Master Servicer**<br> **Return Date** |
| 04/14/2021 | 30313319 | 37 | 3 | 3500.00 | 7408015.20 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 03/12/2021 | 30313319 | 37 | 3 | 3500.00 | 7422780.01 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 02/12/2021 | 30313319 | 37 | 3 | 3500.00 | 7440583.53 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 01/14/2021 | 30313319 | 37 | 3 | 3500.00 | 7455208.02 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 12/14/2020 | 30313319 | 37 | 3 | 3500.00 | 7469769.50 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 11/16/2020 | 30313319 | 37 | 3 | 3500.00 | 7485308.57 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 10/15/2020 | 30313319 | 37 | 3 | 3500.00 | 7499740.37 | 7602141.74 | 11000000.00 | 07/27/2020 | 05/27/2020 |  |
| 09/14/2020 | 30313319 | 37 | 13 | 3500.00 | 7515154.46 | 7602141.74 | 13000000.00 | 07/19/2017 | 05/27/2020 |  |
| 08/14/2020 | 30313319 | 37 | 13 | 3500.00 | 7529457.67 | 7602141.74 | 13000000.00 | 07/19/2017 | 05/27/2020 |  |
| 07/14/2020 | 30313319 | 37 | 13 | 3500.00 | 7543699.25 | 7602141.74 | 13000000.00 | 07/19/2017 | 05/27/2020 |  |
| 06/12/2020 | 30313319 | 37 | 98 | 564.52 | 7558930.03 | 7602141.74 | 13000000.00 | 07/19/2017 | 05/27/2020 |  |
| Reports Available at sf.citidirect.com | Reports Available at sf.citidirect.com |  | v. 21.09.28 |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 38 of 44 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 38 of 44 |  |  |© Copyright 2025 Citigroup |© Copyright 2025 Citigroup |

---

------

---

| | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  |  | **November 17, 2025** | **November 17, 2025** |
| **UNSCHEDULED PRINCIPAL DETAIL** | **UNSCHEDULED PRINCIPAL DETAIL** | **UNSCHEDULED PRINCIPAL DETAIL** | **UNSCHEDULED PRINCIPAL DETAIL** | **UNSCHEDULED PRINCIPAL DETAIL** | **UNSCHEDULED PRINCIPAL DETAIL** | **UNSCHEDULED PRINCIPAL DETAIL** | **UNSCHEDULED PRINCIPAL DETAIL** | **UNSCHEDULED PRINCIPAL DETAIL** |
| <br> **Loan ID** | <br> **OMCR** | **Liquidation /**<br> **Prepayment Date** | **Liquid / Prepay**<br> **Code (5)** | **Principal**<br> **Collections** | **Principal**<br> **Adjustments** | **Prepayment Interest**<br> **Excess / (Shortfall)** | **Prepayment**<br> **Penalties (PPP)** | **Yield Maintenance**<br> **Penalties (YM)** |
| No Loans with Unscheduled Principal Activity to Report. | No Loans with Unscheduled Principal Activity to Report. | No Loans with Unscheduled Principal Activity to Report. |  |  |  |  |  |  |
| Reports Available at sf.citidirect.com v. 21.09.28 | Reports Available at sf.citidirect.com v. 21.09.28 | Reports Available at sf.citidirect.com v. 21.09.28 |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 39 of 44 |  |  |© Copyright 2025 Citigroup |© Copyright 2025 Citigroup |

---

------

---

| | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **November 17, 2025** | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **November 17, 2025** |
| **HISTORICAL UNSCHEDULED PRINCIPAL DETAIL** | **HISTORICAL UNSCHEDULED PRINCIPAL DETAIL** | **HISTORICAL UNSCHEDULED PRINCIPAL DETAIL** | **HISTORICAL UNSCHEDULED PRINCIPAL DETAIL** | **HISTORICAL UNSCHEDULED PRINCIPAL DETAIL** | **HISTORICAL UNSCHEDULED PRINCIPAL DETAIL** | **HISTORICAL UNSCHEDULED PRINCIPAL DETAIL** | **HISTORICAL UNSCHEDULED PRINCIPAL DETAIL** | **HISTORICAL UNSCHEDULED PRINCIPAL DETAIL** | **HISTORICAL UNSCHEDULED PRINCIPAL DETAIL** |
| **Distribution**<br> **Date** | <br> **Loan ID** | <br> **OMCR** | **Liquidation /**<br> **Prepayment Date** | **Liquid / Prepay**<br> **Code (5)** | **Principal**<br> **Collections** | **Principal**<br> **Adjustments** | **Prepayment Interest**<br> **Excess / (Shortfall)** | **Prepayment**<br> **Penalties (PPP)** | **Yield Maintenance**<br> **Penalties (YM)** |
| 4/14/2025 | 30313326 | 44 | 04/06/2025 | 1 | 95990.50 | - | - | - | - |
| 6/14/2024 | 30313332 | 50 | 06/06/2024 | 8 | 3625000.00 | - | - | 36250.00 | - |
| 10/16/2023 | 30313282 | 3 | 10/06/2023 | 5 | 42991675.51 | - | - | - | - |
| 12/14/2022 | 30313308 | 25 | 11/16/2022 | 2 | 14346175.77 | - | - | - | - |
| 10/17/2022 | 30313302 | 19 | 10/06/2022 | 5 | 21295198.58 | - | - | - | - |
| 10/17/2022 | 30313314 | 31 | 10/06/2022 | 5 | 9150033.19 | - | - | - | - |
| 10/17/2022 | 30313334 | 52 | 10/06/2022 | 5 | 3017928.76 | - | - | - | - |
| 9/14/2022 | 30313309 | 26 | 09/06/2022 | 5 | 13303403.21 | - | - | - | - |
| 9/14/2022 | 30313329 | 47 | 08/12/2022 | 5 | 4645431.06 | - | - | - | - |
| 5/13/2022 | 30313320 | 38 | 05/06/2022 | 9 | 6850787.24 | - | - | - | 102487.99 |
| 7/14/2021 | 30313282 | 3 |  | 0 | (129800.19) | - | - | - | - |
| 12/14/2020 | 30313301 | 18 | 12/07/2020 | 8 | 22750000.00 | - | - | - | 500454.78 |
| Reports Available at sf.citidirect.com | Reports Available at sf.citidirect.com | v. 21.09.28 | v. 21.09.28 |  | Page 40 of 44 |  |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;© Copyright 2025 Citigroup | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;© Copyright 2025 Citigroup |

---

------

---

| | | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |  |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  |  |  |  | **November 17, 2025** | **November 17, 2025** |
| **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** | **LIQUIDATED LOAN DETAIL** |
| <br>**Loan ID** | <br>**OMCR** | **Beginning**<br> **Scheduled**<br> **Balance** | **Most**<br> **Recent**<br> **Value** | **Liquidation**<br> **Sales**<br> **Price** | **Net**<br> **Proceeds**<br> **Received** | <br> **Liquidation**<br> **Expense** | **Net**<br> **Proceeds**<br> **Available** | **Realized**<br> **Loss to**<br> **Trust** | **Date of**<br> **Current**<br> **Adj. to Loan** | <br> **Current Cumulative**<br> **Adj. to Loan Adj. to Loan** | **Loss with**<br> **Cumulative**<br> **Adj. to Trust** |
| No Loans liquidated to Report. | No Loans liquidated to Report. |  |  |  |  |  |  |  |  |  |  |
| Reports Available at sf.citidirect.com | Reports Available at sf.citidirect.com | v. 21.09.28 |  |  |  | Page 41 of 44 |  |  |  |© Copyright 2025 Citigroup |© Copyright 2025 Citigroup |

---

------

---

| | | | | | | | | | | | |
|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |  |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  |  |  |  | **November 17, 2025** | **November 17, 2025** |
| **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** | **HISTORICAL LIQUIDATED LOAN** |
| **Distribution** | **Distribution** | | | | | | | | | | |
| **Date** | **Loan ID OMCR** | **Beginning**<br> **Scheduled**<br> **Balance** | **Most**<br> **Recent**<br> **Value** | **Liquidation**<br> **Sales**<br> **Price** | **Net**<br> **Proceeds**<br> **Received** | <br> **Liquidation**<br> **Expense** | **Net**<br> **Proceeds**<br> **Available** | **Realized**<br> **Loss to**<br> **Trust** | **Date of**<br> **Current**<br> **Adj. to Loan** | <br> **Current Cumulative**<br> **Adj. to Loan Adj. to Loan** | **Loss with**<br> **Cumulative**<br> **Adj. to Trust** |
| No Loans liquidated to Report. | No Loans liquidated to Report. |  |  |  |  |  |  |  |  |  |  |
| Reports Available at sf.citidirect.com | Reports Available at sf.citidirect.com | v. 21.09.28 |  |  |  | Page 42 of 44 |  |  |  |© Copyright 2025 Citigroup |© Copyright 2025 Citigroup |

---

------

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; **November 17, 2025** |
| **CREFC® INVESTOR REPORTING PACKAGE LEGENDS** | **CREFC® INVESTOR REPORTING PACKAGE LEGENDS** | **CREFC® INVESTOR REPORTING PACKAGE LEGENDS** | **CREFC® INVESTOR REPORTING PACKAGE LEGENDS** | **CREFC® INVESTOR REPORTING PACKAGE LEGENDS** | **CREFC® INVESTOR REPORTING PACKAGE LEGENDS** |
| 1\|CREFC Investor Reporting Package Legends | 1\|CREFC Investor Reporting Package Legends |  |  |  |  |
|  | **Property Type (1)** |  | **Workout Strategy (3)** |  | **Liquidation/Prepayment Code (5)** |
| MF | Multifamily | 1 | Modification | 1 | Partial Liquidation (Curtailment) |
| RT | Retail | 2 | Foreclosure | 2 | Payoff Prior To Maturity |
| HC | HealthCare | 3 | Bankruptcy | 3 | Disposition / Liquidation |
| IN | Industrial | 4 | Extension | 4 | Repurchase / Substitution |
| MH | Mobile Home Park | 5 | Note Sale | 5 | Full Payoff At Maturity |
| OF | Office | 6 | DPO | 6 | DPO |
| MU | Mixed Use | 7 | REO | 7 | Liquidation prior to 7/1/2006 |
| LO | Lodging | 8 | Resolved | 8 | Payoff With Penalty |
| SS | Self Storage | 9 | Pending Return to Master Servicer | 9 | Payoff With Yield Maintenance |
| SE | Securities | 10 | Deed In Lieu of Foreclosure | 10 | Curtailment With Penalty |
| CH | Cooperative Housing | 11 | Full Payoff | 11 | Curtailment With Yield Maintenance |
| ZZ | Missing Information | 12 | Reps and Warranties |  |  |
| SF | SF | 13 | TBD |  |  |
| WH | Warehouse | 98 | Other |  |  |
| OT | Other |  |  |  |  |
| **Modification Code (4)** | **Modification Code (4)** | **Modification Code (4)** | **Modification Code (4)** | **Modification Code (4)** | **Modification Code (4)** |
|  | **Payment Status of Loan (2)** | **Payment Status of Loan (2)** |  |  |  |
|  |  | 1 | Maturity Date Extension |  |  |
| A | In Grace Period | 2 | Amortization Change |  |  |
| B | Late, but less than 30 Days | 3 | Principal Write-Off |  |  |
| 0 | Current | 4 | Blank (formerly Combination) |  |  |
| 1 | 30-59 Days Delinquent | 5 | Temporary Rate Reduction |  |  |
| 2 | 60-89 Days Delinquent | 6 | Capitalization of Interest |  |  |
| 3 | 90-120 Days Delinquent | 7 | Capitalization of Taxes |  |  |
| 4 | Performing Matured Balloon | 8 | Other |  |  |
| 5 | Non Performing Matured Balloon | 9 | Combination |  |  |
| 6 | 121+ Days Delinquent | 10 | Forbearance |  |  |
| Reports Available at sf.citidirect.com | Reports Available at sf.citidirect.com | v. 21.09.28 | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Page 43 of 44 |  | &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;© Copyright 2025 Citigroup |

---

------

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| | | | |
|:---|:---|:---|:---|
| **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** | **Citigroup Commercial Mortgage Trust 2017-C4** |  |
| **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **Commercial Mortgage Pass-Through Certificates, Series 2017-C4** | **November 17, 2025** |
| **NOTES** | **NOTES** | **NOTES** | **NOTES** |
| No Notes available for this deal at this time. |  |  |  |
| Reports Available at sf.citidirect.com | v. 21.09.28 | Page 44 of 44 |© Copyright 2025 Citigroup |

---

## Exhibit 102: Asset Data File

|   Asset Number | Originator                        | Origination Date   | Original Loan Amount   | Maturity Date   |   Interest Rate (%) | Property Name                           | Property Type   | City             | State   |
|---:|:---|:---|:---|:---|---:|:---|:---|:---|:---|
|              1 | Citi Real Estate Funding Inc.     | 08-21-2017         | $75000000.00           | 09-06-2027      |           0.044953  | South Station Head House                | MU              | Boston           | MA      |
|              2 | Citi Real Estate Funding Inc.     | 10-03-2017         | $50000000.00           | 11-01-2027      |           0.036     | Defeased                                | SE              |  |  |
|              3 | Citi Real Estate Funding Inc.     | 09-21-2017         | $47500000.00           | 10-06-2022      |           0.0496    | Godfrey Hotel                           |  |  |  |
|              4 | Citi Real Estate Funding Inc.     | 08-16-2017         | $41000000.00           | 09-01-2027      |           0.03995   | Pleasant Prairie Premium Outlets        | RT              | Pleasant Prairie | WI      |
|              5 | Deutsche Bank AG, New York Branch | 09-22-2017         | $39900000.00           | 10-06-2027      |           0.0416    | Stryker Corporation                     | OF              | San Jose         | CA      |
|              6 | Ladder Capital Finance I LLC      | 03-06-2017         | $40000000.00           | 03-06-2027      |           0.05114   | Marriott LAX Airport                    | LO              | Los Angeles      | CA      |
|              7 | Deutsche Bank AG, New York Branch | 06-29-2017         | $38540000.00           | 07-06-2027      |           0.0404    | Hyatt Regency Louisville Hotel          | LO              | Louisville       | KY      |
|              8 | Citi Real Estate Funding Inc.     | 08-09-2017         | $35625000.00           | 09-06-2027      |           0.0445    | Corporate Woods - Building 82           | OF              | Overland Park    | KS      |
|              9 | Ladder Capital Finance LLC        | 08-07-2017         | $35000000.00           | 09-06-2027      |           0.0415    | 50 Varick                               | OF              | New York         | NY      |
|             10 | Citi Real Estate Funding Inc.     | 07-26-2017         | $28000000.00           | 08-01-2027      |           0.03984   | Mall Of Louisiana                       | RT              | Baton Rouge      | LA      |
|             11 | Rialto Mortgage Finance, LLC      | 09-20-2017         | $28000000.00           | 10-06-2027      |           0.047     | Shoppes At Flowers Mill                 | RT              | Langhorne        | PA      |
|             12 | Citi Real Estate Funding Inc.     | 08-30-2017         | $27000000.00           | 09-06-2027      |           0.044     | The Shops and Gym at Durango Arby Plaza | RT              | Las Vegas        | NV      |
|             13 | Cantor Commercial Real Estate     | 09-11-2017         | $25200000.00           | 10-06-2027      |           0.0455    | Torrey Executive Centre                 | OF              | La Jolla         | CA      |
|             14 | Cantor Commercial Real Estate     | 07-03-2017         | $25000000.00           | 07-06-2027      |           0.0425906 | IGT RENO                                | MU              | Windsor Mill     | NV      |
|             15 | Cantor Commercial Real Estate     | 06-06-2017         | $25000000.00           | 06-06-2027      |           0.0325    | Carnegie Park                           | MU              | New York         | NY      |
|             16 | Cantor Commercial Real Estate     | 08-07-2017         | $25000000.00           | 09-06-2027      |           0.04712   | 416 West 23rd Street                    | MF              | New York         | NY      |
|             17 | Cantor Commercial Real Estate     | 07-20-2017         | $24000000.00           | 08-06-2027      |           0.04511   | Westin Crystal City                     | LO              | Arlington        | VA      |
|             18 | Cantor Commercial Real Estate     | 06-30-2017         | $22750000.00           | 07-06-2027      |           0.040199  | 164 Fifth Avenue                        |  |  |  |
|             19 | Deutsche Bank AG, New York Branch | 09-25-2017         | $22400000.00           | 10-06-2022      |           0.04245   | 2100 West Loop South                    |  |  |  |
|             20 | Deutsche Bank AG, New York Branch | 07-11-2017         | $21500000.00           | 08-06-2027      |           0.04264   | Capital Center II                       | OF              | Rancho Cordova   | CA      |
|             21 | Ladder Capital Finance LLC        | 07-19-2017         | $21000000.00           | 08-06-2027      |           0.04476   | Brickell Heights                        | RT              | Miami            | FL      |
|             22 | Cantor Commercial Real Estate     | 06-30-2017         | $19500000.00           | 07-06-2027      |           0.04683   | 5 Rose Avenue                           | MU              | Los Angeles      | CA      |
|             23 | Rialto Mortgage Finance, LLC      | 08-31-2017         | $17475000.00           | 09-06-2027      |           0.0473    | Defeased                                | SE              |  |  |
|             24 | Deutsche Bank AG, New York Branch | 09-08-2017         | $16150000.00           | 09-08-2031      |           0.0504    | Worcester                               | RT              | Worcester        | MA      |
|             25 | Ladder Capital Finance LLC        | 09-20-2017         | $15600000.00           | 10-06-2027      |           0.04915   | I.M. Pei Building                       |  |  |  |
|             26 | Cantor Commercial Real Estate     | 09-06-2017         | $14400000.00           | 09-06-2022      |           0.05118   | Old Orchard Center                      |  |  |  |
|             27 | Ladder Capital Finance LLC        | 07-26-2017         | $13575000.00           | 08-06-2027      |           0.04695   | Defeased                                | SE              |  |  |
|             28 | Cantor Commercial Real Estate     | 07-17-2017         | $12250000.00           | 08-06-2027      |           0.05547   | Hotel Normandie                         | LO              | Los Angeles      | CA      |
|             29 | Cantor Commercial Real Estate     | 09-19-2017         | $11825000.00           | 10-06-2027      |           0.0458    | Defeased                                | SE              |  |  |
|             30 | Ladder Capital Finance LLC        | 05-23-2017         | $9935000.00            | 10-06-2031      |           0.0502    | Bank Of America                         | OF              | Jacksonville     | FL      |
|             31 | Cantor Commercial Real Estate     | 09-26-2017         | $9700000.00            | 10-06-2022      |           0.05223   | Mills Pointe Shopping Center            |  |  |  |
|             32 | Ladder Capital Finance LLC        | 07-28-2017         | $9620000.00            | 08-06-2027      |           0.04534   | Defeased                                | SE              |  |  |
|             33 | Rialto Mortgage Finance, LLC      | 08-30-2017         | $9550000.00            | 09-06-2027      |           0.0524    | Courtyard Brunswick                     | LO              | Brunswick        | GA      |
|             34 | Deutsche Bank AG, New York Branch | 08-07-2017         | $8515000.00            | 09-06-2027      |           0.0428    | Shops at Lexington Circle               | RT              | Peach Tree       | GA      |
|             35 | Rialto Mortgage Finance, LLC      | 10-06-2017         | $8200000.00            | 10-06-2027      |           0.0515    | Defeased                                | SE              |  |  |
|             36 | Citi Real Estate Funding Inc.     | 08-30-2017         | $8150000.00            | 09-06-2027      |           0.045     | Defeased                                | SE              |  |  |
|             37 | Ladder Capital Finance LLC        | 09-12-2017         | $8000000.00            | 10-06-2027      |           0.05025   | Holiday Inn Express & Suites            | LO              | Sequim           | WA      |
|             38 | Citi Real Estate Funding Inc.     | 09-18-2017         | $7200000.00            | 10-06-2022      |           0.0467    | Phoenix Business Park                   |  |  |  |
|             39 | Citi Real Estate Funding Inc.     | 08-31-2017         | $7100000.00            | 09-06-2027      |           0.041     | Defeased                                | SE              |  |  |
|             40 | Citi Real Estate Funding Inc.     | 09-01-2017         | $6750000.00            | 09-06-2027      |           0.0464    | Carolina Center Business Park           | MU              | West Columbia    | SC      |
|             41 | Cantor Commercial Real Estate     | 05-31-2017         | $6000000.00            | 06-06-2027      |           0.0525    | St. Louis Cardinals Lot                 | 98              | St. Louis        | MO      |
|             42 | Ladder Capital Finance LLC        | 08-10-2017         | $6000000.00            | 09-06-2027      |           0.04915   | Bear River Storage                      | SS              | Provo            | UT      |
|             43 | Cantor Commercial Real Estate     | 07-07-2017         | $5500000.00            | 08-06-2027      |           0.046245  | 1600 Main Street                        | OF              | Venice           | CA      |
|             44 | Deutsche Bank AG, New York Branch | 08-30-2017         | $5250000.00            | 09-06-2027      |           0.0389    | Gihon Village Shopping Center           | RT              | Parkersburg      | WV      |
|             45 | Cantor Commercial Real Estate     | 06-01-2017         | $5250000.00            | 06-06-2027      |           0.0475    | Defeased                                | SE              |  |  |
|             46 | Cantor Commercial Real Estate     | 07-31-2017         | $5000000.00            | 08-06-2027      |           0.04541   | Vail Ranch Towne Square                 | MU              | Temecula         | CA      |
|             47 | Ladder Capital Finance LLC        | 07-20-2017         | $5000000.00            | 08-06-2022      |           0.056     | Quail Acres                             |  |  |  |
|             48 | Rialto Mortgage Finance, LLC      | 09-27-2017         | $3750000.00            | 10-06-2027      |           0.0525    | Best Western Richmond Hill              | LO              | Richmond Hill    | GA      |
|             49 | Ladder Capital Finance LLC        | 08-04-2017         | $3650000.00            | 08-06-2027      |           0.0498    | Defeased                                | SE              |  |  |
|             50 | Cantor Commercial Real Estate     | 08-03-2017         | $3625000.00            | 08-06-2027      |           0.041535  | 8212 Liberty Road                       |  |  |  |
|             51 | Ladder Capital Finance LLC        | 08-03-2017         | $3250000.00            | 08-06-2027      |           0.04985   | Elevado Estates Mhc                     | MH              | Arvada           | CO      |
|             52 | Cantor Commercial Real Estate     | 09-15-2017         | $3212000.00            | 10-06-2022      |           0.04882   | Harbor Storage Vero Beach               |  |  |  |
|             53 | Cantor Commercial Real Estate     | 08-22-2017         | $3150000.00            | 09-06-2027      |           0.0515    | Lakewest Plaza                          | RT              | Willoughby       | OH      |
|             54 | Rialto Mortgage Finance, LLC      | 09-15-2017         | $2600000.00            | 10-06-2027      |           0.0495    | Shoppers World Duluth                   | RT              | Duluth           | GA      |
|             55 | Ladder Capital Finance LLC        | 07-14-2017         | $2400000.00            | 08-06-2027      |           0.05285   | Defeased                                | SE              |  |  |
|             56 | Rialto Mortgage Finance, LLC      | 08-31-2017         | $2100000.00            | 09-06-2027      |           0.0479    | Shoppes Of Dacula Market                | RT              | Dacula           | GA      |
|             57 | Ladder Capital Finance LLC        | 09-29-2017         | $980000.00             | 10-06-2032      |           0.0506    | Dollar General                          | RT              | Milford          | IA      |

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