# EDGAR Filing Document

**Accession Number:** 0001514470
**File Stem:** 0000899243-23-008415
**Filing Date:** 2023-3
**Character Count:** 27694
**Document Hash:** 3781aaf53ee8c5c7ddfa19f9925a7165
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000899243-23-008415.hdr.sgml**: 20230314

**ACCESSION NUMBER**: 0000899243-23-008415

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20230310

**FILED AS OF DATE**: 20230314

**DATE AS OF CHANGE**: 20230314

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Berkshire Partners LLC
- **CENTRAL INDEX KEY:** 0001312988
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40951
- **FILM NUMBER:** 23731448

**BUSINESS ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **STREET 2:** 35TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** 617-227-0050

**MAIL ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **STREET 2:** 35TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116

**FORMER NAME:**
- **FORMER CONFORMED NAME:** Berkshire Partners LLC (d/b/a Stockbridge Investors)
- **DATE OF NAME CHANGE:** 20120313

**FORMER NAME:**
- **FORMER CONFORMED NAME:** Berkshire Partners LLC
- **DATE OF NAME CHANGE:** 20041229
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Berkshire Investors III LLC
- **CENTRAL INDEX KEY:** 0001505184
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40951
- **FILM NUMBER:** 23731445

**BUSINESS ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **STREET 2:** 35TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** 617 227-0050

**MAIL ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **STREET 2:** 35TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Berkshire Investors IV LLC
- **CENTRAL INDEX KEY:** 0001505185
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40951
- **FILM NUMBER:** 23731444

**BUSINESS ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **STREET 2:** 35TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** 617 227-0050

**MAIL ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **STREET 2:** 35TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Berkshire Fund VIII-A, L.P.
- **CENTRAL INDEX KEY:** 0001514454
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40951
- **FILM NUMBER:** 23731447

**BUSINESS ADDRESS:**
- **STREET 1:** C/O EIGHTH BERKSHIRE ASSOCIATES LLC
- **STREET 2:** 200 CLARENDON STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** 617-227-0050

**MAIL ADDRESS:**
- **STREET 1:** C/O EIGHTH BERKSHIRE ASSOCIATES LLC
- **STREET 2:** 200 CLARENDON STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Eighth Berkshire Associates LLC
- **CENTRAL INDEX KEY:** 0001888111
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40951
- **FILM NUMBER:** 23731443

**BUSINESS ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116-5009
- **BUSINESS PHONE:** (617) 227-0050

**MAIL ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116-5009
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Berkshire Partners Holdings LLC
- **CENTRAL INDEX KEY:** 0001597786
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40951
- **FILM NUMBER:** 23731442

**BUSINESS ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **STREET 2:** 35TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** (617) 227-0050

**MAIL ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **STREET 2:** 35TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** BPSP, L.P.
- **CENTRAL INDEX KEY:** 0001597787
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40951
- **FILM NUMBER:** 23731441

**BUSINESS ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **STREET 2:** 35TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** (617) 227-0050

**MAIL ADDRESS:**
- **STREET 1:** 200 CLARENDON STREET
- **STREET 2:** 35TH FLOOR
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Berkshire Fund VIII, L.P.
- **CENTRAL INDEX KEY:** 0001514470
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40951
- **FILM NUMBER:** 23731446

**BUSINESS ADDRESS:**
- **STREET 1:** C/O EIGHTH BERKSHIRE ASSOCIATES LLC
- **STREET 2:** 200 CLARENDON STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
- **BUSINESS PHONE:** 617-227-0050

**MAIL ADDRESS:**
- **STREET 1:** C/O EIGHTH BERKSHIRE ASSOCIATES LLC
- **STREET 2:** 200 CLARENDON STREET
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02116
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Portillo's Inc.
- **CENTRAL INDEX KEY:** 0001871509
- **STANDARD INDUSTRIAL CLASSIFICATION:** RETAIL-EATING PLACES [5812]
- **IRS NUMBER:** 871104304
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1225

**BUSINESS ADDRESS:**
- **STREET 1:** C/O THE PORTILLO RESTAURANT GROUP
- **STREET 2:** 2001 SPRING ROAD, SUITE 400
- **CITY:** OAK BROOK
- **STATE:** IL
- **ZIP:** 60523-1903
- **BUSINESS PHONE:** (630) 954-3773

**MAIL ADDRESS:**
- **STREET 1:** C/O THE PORTILLO RESTAURANT GROUP
- **STREET 2:** 2001 SPRING ROAD, SUITE 400
- **CITY:** OAK BROOK
- **STATE:** IL
- **ZIP:** 60523-1903

## Exhibit 99.1

```
<PRE>
                                                                    Exhibit 99.1

                            Joint Filer Information

Name of Joint Filer:                       Berkshire Partners LLC

Address of Joint Filer:                    200 Clarendon Street
                                           35th Floor
                                           Boston, MA 02116-5021

Issuer Name and Ticker or Trading Symbol:  Portillo's, Inc. [PTLO]

Date of Event Requiring this Statement
(Month/Day/Year):                          3/10/2023

Designated Filer:                          Berkshire Partners LLC

Signature:

Berkshire Partners LLC

By: BPSP, L.P., its managing member
By: Berkshire Partners Holdings LLC, its general partner

/s/ Sharlyn C. Heslam
--------------------------------
Name:   Sharlyn C. Heslam
Title:  Managing Director

3/14/2023
---------
Date

                            Joint Filer Information

Name of Joint Filer:                        Berkshire Fund VIII-A, L.P.

Address of Joint Filer:                     200 Clarendon Street
                                            35th Floor
                                            Boston, MA 02116-5021

Issuer Name and Ticker or Trading Symbol:   Portillo's, Inc. [PTLO]

Date of Event Requiring this Statement
(Month/Day/Year):                           3/10/2023

Designated Filer:                           Berkshire Partners LLC

Signature:

Berkshire Fund VIII-A, L.P.

By Eighth Berkshire Associates LLC,
its general partner

/s/ Sharlyn C. Heslam
--------------------------------
Name:   Sharlyn C. Heslam
Title:  Managing Director

3/14/2023
---------
Date

                            Joint Filer Information

Name of Joint Filer:                        Berkshire Fund VIII, L.P.

Address of Joint Filer:                     200 Clarendon Street
                                            35th Floor
                                            Boston, MA 02116-5021

Issuer Name and Ticker or Trading Symbol:   Portillo's, Inc. [PTLO]

Date of Event Requiring this Statement
(Month/Day/Year):                           3/10/2023

Designated Filer:                           Berkshire Partners LLC

Signature:

Berkshire Fund VIII, L.P.

By Eighth Berkshire Associates LLC,
its general partner

/s/ Sharlyn C. Heslam
--------------------------------
Name:   Sharlyn C. Heslam
Title:  Managing Director

3/14/2023
---------
Date

                            Joint Filer Information

Name of Joint Filer:                       Berkshire Investors III LLC

Address of Joint Filer:                    200 Clarendon Street
                                           35th Floor
                                           Boston, MA 02116-5021

Issuer Name and Ticker or Trading Symbol:  Portillo's, Inc. [PTLO]

Date of Event Requiring this Statement
(Month/Day/Year):                          3/10/2023

Designated Filer:                          Berkshire Partners LLC

Signature:

Berkshire Investors III LLC

/s/ Sharlyn C. Heslam
--------------------------
Name:   Sharlyn C. Heslam
Title:  Managing Director

3/14/2023
--------
Date

                            Joint Filer Information

Name of Joint Filer:                        Berkshire Investors IV LLC

Address of Joint Filer:                     200 Clarendon Street
                                            35th Floor
                                            Boston, MA 02116-5021

Issuer Name and Ticker or Trading Symbol:   Portillo's, Inc. [PTLO]

Date of Event Requiring this Statement
(Month/Day/Year):                           3/10/2023

Designated Filer:                           Berkshire Partners LLC

Signature:

Berkshire Investors IV LLC

/s/ Sharlyn C. Heslam
------------------------
Name:   Sharlyn C. Heslam
Title:  Managing Director

3/14/2023
---------
Date

                            Joint Filer Information

Name of Joint Filer:                       Eighth Berkshire Associates LLC

Address of Joint Filer:                    200 Clarendon Street
                                           35th Floor
                                           Boston, MA 02116-5021

Issuer Name and Ticker or Trading Symbol:  Portillo's, Inc. [PTLO]

Date of Event Requiring this Statement
(Month/Day/Year):                         3/10/2023

Designated Filer:                         Berkshire Partners LLC

Signature:

Eighth Berkshire Associates LLC

/s/ Sharlyn C. Heslam
----------------------------
Name:   Sharlyn C. Heslam
Title:  Managing Director

3/14/2023
---------
Date

                            Joint Filer Information

Name of Joint Filer:                      Berkshire Partners Holdings LLC

Address of Joint Filer:                   200 Clarendon Street
                                          35th Floor
                                          Boston, MA 02116-5021

Issuer Name and Ticker or Trading Symbol: Portillo's, Inc. [PTLO]

Date of Event Requiring this Statement
(Month/Day/Year):                         3/10/2023

Designated Filer:                         Berkshire Partners LLC

Signature:

Berkshire Partners Holdings LLC

/s/ Sharlyn C. Heslam
-----------------------------
Name:   Sharlyn C. Heslam
Title:  Managing Director

3/14/2023
---------
Date

                            Joint Filer Information

Name of Joint Filer:                        BPSP, L.P.

Address of Joint Filer:                     200 Clarendon Street
                                            35th Floor
                                            Boston, MA 02116-5021

Issuer Name and Ticker or Trading Symbol:   Portillo's, Inc. [PTLO]

Date of Event Requiring this Statement
(Month/Day/Year):                           3/10/2023

Designated Filer:                           Berkshire Partners LLC

Signature:

BPSP, L.P.

By: Berkshire Partners Holdings LLC, its general partner

/s/ Sharlyn C. Heslam
---------------------------------
Name:   Sharlyn C. Heslam
Title:  Managing Director

3/14/2023
---------
Date

</PRE>
```

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Berkshire Partners LLC<br><sub>(Last) (First) (Middle)</sub><br>200 CLARENDON STREET, 35TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-10 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Portillo's Inc. [ PTLO ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Berkshire Fund VIII-A, L.P.<br><sub>(Last) (First) (Middle)</sub><br>200 CLARENDON STREET, 35TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-10 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Portillo's Inc. [ PTLO ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Berkshire Fund VIII, L.P.<br><sub>(Last) (First) (Middle)</sub><br>200 CLARENDON STREET, 35TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-10 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Portillo's Inc. [ PTLO ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Berkshire Investors III LLC<br><sub>(Last) (First) (Middle)</sub><br>200 CLARENDON STREET, 35TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-10 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Portillo's Inc. [ PTLO ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Berkshire Investors IV LLC<br><sub>(Last) (First) (Middle)</sub><br>200 CLARENDON STREET, 35TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-10 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Portillo's Inc. [ PTLO ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Eighth Berkshire Associates LLC<br><sub>(Last) (First) (Middle)</sub><br>200 CLARENDON STREET, 35TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-10 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Portillo's Inc. [ PTLO ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Berkshire Partners Holdings LLC<br><sub>(Last) (First) (Middle)</sub><br>200 CLARENDON STREET<br>35TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116-5021<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-10 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Portillo's Inc. [ PTLO ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>BPSP, L.P.<br><sub>(Last) (First) (Middle)</sub><br>200 CLARENDON STREET<br>35TH FLOOR<br><sub>(Street)</sub><br>BOSTON, MA 02116-5021<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-10 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [X] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Portillo's Inc. [ PTLO ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Class A common stock | 2023-03-10 |  | D |  | 2080584<sup>(1)(2)</sup> | D | $21.05 | 6084168 | I | By Berkshire Fund VIII-A, L.P<sup>(1)(2)</sup> |
| Class A common stock |  |  |  |  |  |  |  | 16528<sup>(3)(4)</sup> | I | See note<sup>(3)(4)</sup> |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| LLC Units of PHD Group Holdings LLC | <sup>(5)</sup> | 2023-03-10 |  | D |  |  | 5007328<sup>(6)</sup> | <sup>(5)</sup> | <sup>(5)</sup> | Class A common stock | 5007328 | $21.05 | 14642698 | I | By Berkshire Fund VIII, L.P.<sup>(6)</sup> |
| LLC Units of PHD Group Holdings LLC | <sup>(5)</sup> | 2023-03-10 |  | D |  |  | 137608<sup>(7)</sup> | <sup>(5)</sup> | <sup>(5)</sup> | Class A common stock | 137608 | $21.05 | 402419 | D |  |
| LLC Units of PHD Group Holdings LLC | <sup>(5)</sup> | 2023-03-10 |  | D |  |  | 453232<sup>(8)</sup> | <sup>(5)</sup> | <sup>(5)</sup> | Class A common stock | 453232 | $21.05 | 1325359 | D |  |

---

### Footnotes:

(1) Represents shares of Class A common stock of the Issuer sold by Berkshire Fund VIII-A, L.P. ("VIII-A") to the Issuer pursuant to the Stock and Unit Purchase Agreement, dated as of March 3, 2023 (the "Purchase Agreement"). Such securities may be deemed to be beneficially owned by Berkshire Partners Holdings LLC ("BPH"); BPSP, L.P. ("BPSP"); Eighth Berkshire Associates LLC ("8BA"), its general partner; and Berkshire Partners LLC ("BP"), its investment adviser. BPH is the general partner of BPSP, which is the managing member of BP. As the managing member of BP, BPSP may be deemed to beneficially own shares of Class A common stock that are beneficially owned by BP.

(2) (Continued footnote 1) As the general partner of BPSP, BPH may be deemed to beneficially own shares of Class A common stock that are beneficially owned by BPSP. BPH, BPSP, VIII-A, 8BA and BP are under common control and may be deemed to be, but do not admit to being, a group for purposes of Section 13(d)(3) of the Securities Exchange Act of 1934, as amended (the "Act"). Each of BPH, BPSP, VIII-A, 8BA and BP disclaims beneficial ownership of any securities except to the extent of its pecuniary interest therein.

(3) Represents 8,131 restricted stock units granted to Richard Lubin and 8,397 restricted stock units granted to Joshua Lutzker on January 18, 2022 for their service on the Board of Directors of the Issuer, 8,000 of which will vest in equal installments on each of October 21, 2023 and October 21, 2024, in each case, subject to the director's continued service with the Issuer through such vesting date and the terms of the directors' applicable award agreements. Any securities issued to Mr. Lubin or Mr. Lutzker for service as a director of the Issuer are held by each of them for the benefit of funds or entities affiliated with BP.

(4) (Continued footnote 3) The Reporting Persons disclaim beneficial ownership of such securities, except to the extent of their pecuniary interest therein, and the inclusion of any securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

(5) Pursuant to the Second Amended and Restated Limited Liability Company Agreement of PHD Group Holdings LLC ("PHD Group Holdings"), dated as of October 20, 2021, LLC Units (as defined therein) directly held by certain of the Reporting Persons are exchangeable for shares of Class A common stock on a one-for-one basis, subject to certain exceptions, conditions and adjustments. The LLC Units have no expiration date. Pursuant to the Purchase Agreement, in connection with the purchases of LLC Units by the Issuer as reported herein, an equal number of shares of Class B common stock of the Issuer held by the Reporting Persons were canceled for no consideration.

(6) Represents LLC Units of PHD Group Holdings sold by Berkshire Fund VIII, L.P. ("VIII") to the Issuer pursuant to the Purchase Agreement. Such securities may be deemed to be beneficially owned by BPH; BPSP; 8BA, its general partner; and BP, its investment adviser. BPH, BPSP, VIII, 8BA and BP are under common control and may be deemed to be, but do not admit to being, a group for purposes of Section 13(d)(3) of the Act. Each of BPH, BPSP, VIII, 8BA and BP disclaims beneficial ownership of any securities except to the extent of its pecuniary interest therein.

(7) Represents LLC Units of PHD Group Holdings sold by Berkshire Investors III LLC ("BI III") to the Issuer pursuant to the Purchase Agreement. BI III may be deemed to be, but does not admit to being, a member of a group holding over 10% of the outstanding common stock of the Issuer for purposes of Section 13(d)(3) of the Act and disclaims beneficial ownership of any securities except to the extent of its pecuniary interest therein.

(8) Represents LLC Units of PHD Group Holdings sold by Berkshire Investors IV LLC ("BI IV") to the Issuer pursuant to the Purchase Agreement. BI IV may be deemed to be, but does not admit to being, a member of a group holding over 10% of the outstanding common stock of the Issuer for purposes of Section 13(d)(3) of the Act and disclaims beneficial ownership of any securities except to the extent of its pecuniary interest therein.

**Remarks:**
Each of Joshua Lutzker and Richard Lubin serve on the Board of Directors of the Issuer as a representative of the Reporting Persons, certain of which may be deemed a director by deputization solely for purposes of Section 16 of the Act.

**Signature:** /s/ See Signatures Included in Exhibit 99.1  
**Date:** 2023-03-14

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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