# EDGAR Filing Document

**Accession Number:** 0001744707
**File Stem:** 0001888524-26-008651
**Filing Date:** 2026-5
**Character Count:** 6353
**Document Hash:** 4309fae89d579612e273414de5311cf3
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001888524-26-008651.hdr.sgml**: 20260507

**ACCESSION NUMBER**: 0001888524-26-008651

**CONFORMED SUBMISSION TYPE**: 8-K

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260507

**ITEM INFORMATION**: Change of Servicer or Trustee

**FILED AS OF DATE**: 20260507

**DATE AS OF CHANGE**: 20260507

**ABS ASSET CLASS**: Commercial mortgages

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BANK 2018-BNK13
- **CENTRAL INDEX KEY:** 0001744707
- **STANDARD INDUSTRIAL CLASSIFICATION:** ASSET-BACKED SECURITIES [6189]
- **ORGANIZATION NAME:** Office of Structured Finance
- **STATE OF INCORPORATION:** NC
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 333-206677-26
- **FILM NUMBER:** 26953065

**BUSINESS ADDRESS:**
- **STREET 1:** 301 SOUTH COLLEGE STREET
- **CITY:** CHARLOTTE
- **STATE:** NC
- **ZIP:** 28228-0166
- **BUSINESS PHONE:** 7043832556

**MAIL ADDRESS:**
- **STREET 1:** 301 SOUTH COLLEGE STREET
- **CITY:** CHARLOTTE
- **STATE:** NC
- **ZIP:** 28228-0166

# **UNITED STATES <br> SECURITIES AND EXCHANGE COMMISSION <br> Washington D.C. 20549** 

# **FORM 8-K** 

# **CURRENT REPORT <br> Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934** 
**May 7, 2026**<br> Date of Report (Date of Earliest Event Reported)

Central Index Key Number of the issuing entity: 0001744707 <br> **BANK 2018-BNK13**<br> (Exact name of issuing entity)

Central Index Key Number of the registrant: 0000850779 <br> **Wells Fargo Commercial Mortgage Securities, Inc.**<br> (Exact name of registrant as specified in its charter)

Central Index Key Number of the sponsor: 0001541557 <br> **Morgan Stanley Mortgage Capital Holdings LLC**<br> (Exact name of sponsor as specified in its charter)

Central Index Key Number of the sponsor: 0001102113 <br> **Bank of America, National Association**<br> (Exact name of sponsor as specified in its charter)

Central Index Key Number of the sponsor: 0000740906 <br> **Wells Fargo Bank, National Association**<br> (Exact name of sponsor as specified in its charter)

Central Index Key Number of the sponsor: 0001577313 <br> **National Cooperative Bank, N.A.**<br> (Exact name of sponsor as specified in its charter)

---

| | | |
|:---|:---|:---|
| **New York**  | **333-206677-26**  | **38-4083254<br> 38-4083255<br> 38-7206196** |
| (State or other jurisdiction of incorporation of issuing entity)  | (Commission File Number of issuing entity)  | (I.R.S. Employer Identification Numbers)  |

---

c/o Computershare Trust Company, N.A., as agent for<br> Wells Fargo Bank, National Association<br> 9062 Old Annapolis Road<br> Columbia, MD 21045<br> (Address of principal executive offices of the issuing entity) (Zip Code)

**(212) 214-5600**<br> Registrant's Telephone number, including area code

Former name or former address, if changed since last report: Not Applicable

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act(17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act(17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

---

| | | |
|:---|:---|:---|
| &nbsp;&nbsp; **Title of each class**  | &nbsp;&nbsp; **Trading Symbol(s)**  | &nbsp;&nbsp; **Name of each exchange on which registered**  |

---

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

☐ Emerging growth company

☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised Financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.

------

**Item 6.02 Change of Servicer or Trustee.**

Pursuant to Section 7.01(d) of the pooling and servicing agreement, dated as of August 1, 2018 (the "Pooling and Servicing Agreement"), among Wells Fargo Commercial Mortgage Securities, Inc., as depositor, Trimont LLC, as successor to Wells Fargo Bank, National Association, as general master servicer, Mount Street US (Georgia) LLP ("MSUS"), as successor to Torchlight Loan Services, LLC ("Torchlight"), as general special servicer, National Cooperative Bank, N.A., as NCB master servicer and as NCB special servicer, Computershare Trust Company, National Association, acting as an agent for Wells Fargo Bank, National Association, as certificate administrator, Wilmington Trust, National Association, as trustee, and Pentalpha Surveillance LLC, as operating advisor and as asset representations reviewer, relating to the issuing entity known as BANK 2018-BNK13 (the "Issuing Entity"), effective as of May 7, 2026, MSUS was removed as general special servicer and Torchlight, a Delaware limited liability company, was appointed as the successor general special servicer. In its capacity as general special servicer, Torchlight will be responsible for the servicing and administration of the Specially Serviced Loans and REO Properties pursuant to the Pooling and Servicing Agreement (except with respect to any Non-Serviced Mortgage Loans and any Excluded Loans), a copy of which was filed as Exhibit 4.1 to the Current Report on Form 8-K filed by the Issuing Entity with the Securities and Exchange Commission on August 2, 2018. Torchlight maintains its principal special servicing office at 90 Park Avenue, 20th Floor, New York, New York 10016 and its telephone number is 212-883-2800.

**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 hereunto duly authorized.

Wells Fargo Commercial Mortgage Securities, Inc.<br> (Depositor)

/s/ Anthony J. Sfarra<br> Anthony J. Sfarra, President

Date: May 7, 2026