A Schedule 13D Amendment No. 8 was filed on November 6, 2026, by a group of reporting persons including Tungsten 2024 LLC, Tungsten OpCo Holder LLC, C 323 Holdings LLC, Thomas R. Knott, and John D. Cote, disclosing beneficial ownership positions in GPGI, Inc. Class A Common Stock as of the event date of November 5, 2026.

Key Highlights

  • Largest reported position: John D. Cote reported aggregate beneficial ownership of 51,708,627 shares of Class A Common Stock, representing 17.8% of the class.
  • Shared ownership bloc: Tungsten OpCo Holder LLC reported 49,290,409 shares with shared voting and dispositive power, equal to 17.0% of the class.
  • Tungsten 2024 LLC position: Tungsten 2024 LLC reported 50,170,372 shares beneficially owned, or 17.3%, consisting of 879,963 shares held directly and 49,290,409 shares held through Tungsten OpCo Holder.
  • Thomas R. Knott position: Knott reported aggregate beneficial ownership of 49,909,168 shares, or 17.2%, including 129,250 shares held directly and 489,509 shares acquirable within 60 days through vested stock options.
  • Shares outstanding basis: All percentage calculations are based on 289,901,892 shares of Class A Common Stock outstanding as of November 3, 2026.
  • Triggering event date: The event requiring this filing occurred on November 5, 2026.
  • CUSIP: 20459V105 for GPGI, Inc. Class A Common Stock, $0.0001 par value per share.

Ownership Structure and Relationships Among Reporting Persons at GPGI, Inc.

According to the filing, Tungsten 2024 LLC serves as the managing member of Tungsten OpCo Holder LLC and holds the right to vote and dispose of the 49,290,409 shares of Class A Common Stock held of record by Tungsten OpCo Holder, subject to certain consultation rights held by C 323 Holdings, LLC. John D. Cote is identified as the manager of Tungsten 2024 LLC, and Thomas R. Knott is identified as the sole and managing member of C 323 Holdings, LLC, which is a non-managing member of Tungsten OpCo Holder LLC.

The filing states that as a result of this structure, Tungsten 2024 LLC, Tungsten OpCo Holder LLC, John D. Cote, C 323 Holdings LLC, and Thomas R. Knott may each be deemed to share beneficial ownership of the 49,290,409 shares held of record by Tungsten OpCo Holder. Additionally, Tungsten 2024 LLC and John D. Cote may each be deemed to share beneficial ownership of the 879,963 shares held of record by Tungsten 2024 LLC directly. John D. Cote's total reported position of 51,708,627 shares also includes 32,455 shares acquirable within 60 days via vested stock options, 5,800 shares held by his spouse, and 1,500,000 shares held by Ridge Valley LLC, according to the filing.

The sources of funds listed in the filing are "PF" (personal funds) and "OO" (other) across the various reporting persons, and all reporting entities are organized in Delaware. The filing was submitted to the SEC on November 6, 2026, as Amendment No. 8 to a previously filed Schedule 13D covering GPGI, Inc. (NYSE:GPGI) Class A Common Stock.

What Was Disclosed

Amendment No. 8 to a Schedule 13D reported the beneficial ownership positions of five related reporting persons in GPGI, Inc. Class A Common Stock as of November 5, 2026, with John D. Cote holding the largest aggregate reported interest at 51,708,627 shares, or 17.8%.