Thomas R. Knott - 11 Jun 2026 Form 4 Insider Report for GPGI, Inc. (GPGI)

Reporting relationship: Principal executive officer and Chief Investment Officer, Director, 10%+ Owner
Issuer ticker: GPGI
Reported as of: 11 Jun 2026
Net transaction value: +$994,868
SEC form: 4
Accepted by SEC: 15 Jun 2026, 08:00:07 UTC
Prior SEC filing: 18 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ David A.P. Marshall, Attorney-in-Fact for Thomas R. Knott

Key filing fact

Thomas R. Knott filed Form 4 for GPGI, Inc. (GPGI) on 15 Jun 2026.

Key facts

This page summarizes Thomas R. Knott's Form 4 filing for GPGI, Inc. (GPGI).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 15 Jun 2026, 08:00.

Change

Previous filing in this sequence was filed on 18 Mar 2026.
Current net transaction value: +$994,868.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001816476 Primary reporting owner

Knott Thomas R.

Relationship: Principal executive officer and Chief Investment Officer, Director, 10%+ Owner
Address: C/O GPGI, INC., 309 PIERCE STREET, SOMERSET
Signature: /s/ David A.P. Marshall, Attorney-in-Fact for Thomas R. Knott
Signature date: 15 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

GPGI transaction

Class A Common Stock

Purchase

Transaction value: $994,868
Shares: +85,250
Change %: +194%
Price: $11.67
Shares after: 129,250
Date: 11 Jun 2026
Ownership: Direct
Footnotes: F1

GPGI holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 879,963
Date: 11 Jun 2026
Ownership: See footnote
Footnotes: F2

GPGI holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 49,290,409
Date: 11 Jun 2026
Ownership: See footnote
Footnotes: F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.36 to $11.87 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 ranges set forth in this footnote.

Footnote F2

The securities of the issuer are or may be deemed to be beneficially owned by (i) Tungsten 2024 LLC ("Tungsten"), directly, (ii) John Cote, indirectly as a result of being the manager of Tungsten, (iii) C 323 Holdings, LLC ("C 323 Holdings"), indirectly as a result of its consultation rights with respect to the shares, and (iv) Thomas Knott, indirectly as a result of being the sole and managing member of C 323 Holdings. Each of Tungsten, C 323 Holdings and Messrs. Cote and Knott disclaim beneficial ownership of any securities reported by any person except to the extent of their pecuniary interest therein.

Footnote F3

The securities of the Issuer are or may be deemed to be beneficially owned by (i) Resolute Compo Holdings LLC ("Resolute Compo Holdings"), directly, (ii) Tungsten, indirectly as a result of being the managing member of Resolute Compo Holdings, (iii) Mr. John Cote, indirectly as a result of being the manager of Tungsten, (iv) C 323 Holdings, indirectly as a result of its consultation rights with respect to the shares, and (v) Mr. Knott, indirectly as a result of being the sole and managing member of C 323 Holdings. Each of Resolute Compo Holdings, Tungsten, C 323 Holdings and Messrs. Cote and Knott disclaim beneficial ownership of any securities reported by any person except to the extent of their pecuniary interest therein.

SEC remarks

Principal executive officer and Chief Investment Officer