Jane J. Thompson - 17 Mar 2026 Form 4 Insider Report for GPGI, Inc. (GPGI)

Role: Director
Signature: /s/ Jane J. Thompson, by attorney-in-fact Thomas R. Knott
Issuer symbol: GPGI
Transactions as of: 17 Mar 2026
Net transactions value: -$231,109
Form type: 4
Filing time: 18 Mar 2026, 09:28:16 UTC
Previous filing: 09 Oct 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
THOMPSON JANE J.	Director	C/O GPGI, INC., 309 PIERCE STREET, SOMERSET	/s/ Jane J. Thompson, by attorney-in-fact Thomas R. Knott	18 Mar 2026	0001551788

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	GPGI	Class A Common Stock	Sale	$231,109	-13,667	-14%	$16.91	83,813	17 Mar 2026	Direct	F1, F2

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

Explanation of Responses:

Id	Content
F1	Sale of shares to cover personal income tax obligations in connection with the vesting of equity awards and the spin-off of Resolute Holdings Management, Inc. from the issuer on February 28, 2025.
F2	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.83 to $16.99 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 sold at each separate price within the ranges set forth in this footnote.

Content

Sale of shares to cover personal income tax obligations in connection with the vesting of equity awards and the spin-off of Resolute Holdings Management, Inc. from the issuer on February 28, 2025.

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $16.83 to $16.99 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 sold at each separate price within the ranges set forth in this footnote.