Michelle Greig Hook - 07 Aug 2025 Form 4 Insider Report for Portillo's Inc. (PTLO)

Role: CFO & Treasurer
Signature: By: /s/ Kelly M. Kaiser, as attorney-in-fact for Michelle Hook
Issuer symbol: PTLO
Transactions as of: 07 Aug 2025
Net transactions value: +$306,800
Form type: 4
Filing time: 08 Aug 2025, 16:44:26 UTC
Previous filing: 03 Jun 2025
Next filing: 03 Nov 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Hook Michelle Greig	CFO & Treasurer	C/O PORTILLO'S INC., 2001 SPRING ROAD, SUITE 400, OAK BROOK	By: /s/ Kelly M. Kaiser, as attorney-in-fact for Michelle Hook	08 Aug 2025	0001886796

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PTLO	Class A common stock	Purchase	$306,800	+40,000	+30%	$7.67	173,405	07 Aug 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $7.56 to $7.81, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the aforementioned range.

Content

Represents the weighted average purchase price. These shares were purchased in multiple transactions at prices ranging from $7.56 to $7.81, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the aforementioned range.