Gerard Johan Hart - 13 Mar 2026 Form 4 Insider Report for Portillo's Inc. (PTLO)

Role: Director
Signature: By: /s/ Kelly M. Kaiser, as attorney-in-fact for Gerard Johan Hart
Issuer symbol: PTLO
Transactions as of: 13 Mar 2026
Net transactions value: $0
Form type: 4
Filing time: 16 Mar 2026, 20:31:50 UTC
Previous filing: 24 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Hart Gerard Johan	Director	C/O PORTILLO'S INC., 2001 SPRING ROAD, SUITE 400, OAK BROOK	By: /s/ Kelly M. Kaiser, as attorney-in-fact for Gerard Johan Hart	16 Mar 2026	0001305052

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	PTLO	Class A common stock	Options Exercise		+50,070	+86%	$5.33^*	107,965	13 Mar 2026	Direct	F1
holding	PTLO	Class A common stock						50,072	13 Mar 2026	By Trust

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	PTLO	Stock Option (right to buy)	Options Exercise		-50,070	-100%	$0.000000^*	0	13 Mar 2026	Class A common stock	50,070	$3.85	Direct	F1

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

Explanation of Responses:

Id	Content
F1	Represents the exercise of options previously granted on 8/8/2016 pursuant to the Issuer's 2014 Equity Incentive Plan, which were substituted for options to purchase shares of Class A common stock under the Issuer's 2021 Equity Incentive Plan in connection with the Issuer's initial public offering. The options vested in equal annual installments on each of the first five anniversaries of the grant date, and are fully vested.

Content

Represents the exercise of options previously granted on 8/8/2016 pursuant to the Issuer's 2014 Equity Incentive Plan, which were substituted for options to purchase shares of Class A common stock under the Issuer's 2021 Equity Incentive Plan in connection with the Issuer's initial public offering. The options vested in equal annual installments on each of the first five anniversaries of the grant date, and are fully vested.