Portillo's (PTLO) insider granted 35,514 RSUs; 104,375 shares

Portillo's Inc. (PTLO) reported an insider equity grant.

Rhea-AI Filing Summary

Portillo's Inc. (PTLO) reported an insider equity grant. General Counsel and Secretary Kelly M. Kaiser acquired 35,514 shares labeled as Class A common stock on 10/31/2025, tied to a grant of restricted stock units disclosed in the footnote. The transaction was recorded at a price of $0.

The filing states these restricted stock units were granted on October 31, 2025 and will vest in full on October 31, 2026, subject to the award agreement. Following the reported transaction, beneficial ownership was 104,375 shares, held directly.

Insider Trade Summary

Grant/Award: 35,514 shares

Grant/Award 1 txn

Insider Kaiser Kelly M

Role General Counsel and Secretary

Type	Security	Shares	Price	Value
Grant/Award	Class A common stock	35,514	$0.00	$0.00

Holdings After Transaction: Class A common stock — 104,375 shares (Direct)

Footnotes (1)

1. F1. Represents restricted stock units granted on October 31, 2025, which will vest in full on October 31, 2026, subject to the terms of the applicable award agreement.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Portillo's (PTLO) insider report acquiring?

Kelly M. Kaiser reported an acquisition of 35,514 shares linked to a grant of restricted stock units.

When were the 35,514 RSUs for PTLO granted?

They were granted on 10/31/2025.

When do the PTLO restricted stock units vest?

They vest in full on 10/31/2026, subject to the award agreement.

What was the recorded transaction price for the acquired PTLO shares?

The reported price was $0.

How many PTLO shares were beneficially owned after the transaction?

Beneficial ownership was 104,375 shares, held directly.

Who is the reporting person in this PTLO Form 4?

The reporting person is Kelly M. Kaiser, General Counsel and Secretary.

What SEC form was filed for this PTLO insider transaction?

A Form 4 was filed reporting the transaction.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 11/03/2025 - 04:49 PM Learn about SEC filing dates

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Kaiser Kelly M

(Last) (First) (Middle)

C/O PORTILLO'S INC.

2001 SPRING ROAD, SUITE 400

(Street)

OAK BROOK IL 60523

(City) (State) (Zip)

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

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	General Counsel and Secretary

3. Date of Earliest Transaction (Month/Day/Year)
10/31/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A common stock	10/31/2025		A		35,514(1)	A	$0	104,375	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents restricted stock units granted on October 31, 2025, which will vest in full on October 31, 2026, subject to the terms of the applicable award agreement.

Remarks:

	By: /s/ Michelle Hook, as attorney-in-fact for Kelly M. Kaiser	11/03/2025
	** Signature of Reporting Person	Date
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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.