Graphic Packaging (GPK)CEO bought ~$501K

~$501K

Approx. value · 44K sh @ $11.32

44K

Holds after · shares reported

Traded

Mar 4, 2026

Filed

Mar 4, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Jan 5, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On January 5, 2026, Graphic Packaging Holding Company (the “Company”) and Lauren S. Tashma, the Company’s Executive Vice President, General Counsel and Secretary (the “General Counsel”) initiated a transition process whereby Ms. Tashma will depart from her current role with the Company.”
2. Feb 3, 2026Company filing · Form 8-K · ResultsReported its results
3. Feb 26, 2026Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations
4. Mar 4, 2026 · this disclosureInsider · Largest insider buy since 2009CEO purchased ~$501K of GPK shares in the open market

What came next

1. Mar 4, 2026Insider · 1 personInsiders: 4 purchases (~$199K)
2. Mar 8, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“Effective March 8, 2026, the Board of Directors of Graphic Packaging Holding Company (the “Company”) appointed Mr. Jeffrey M. Stafeil to the Board of Directors.”
3. May 5, 2026Company filing · Form 8-K · ResultsReported its results
4. May 7, 2026Insider · Their first buy on recordDirector purchased ~$200K of GPK shares in the open market
5. May 8, 2026Insider · First buy since 2019Director purchased ~$154K of GPK shares in the open market
6. May 19, 2026Company filing · Form 8-K · New debtTook on new debt or obligations
7. Jun 11, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“Effective June 11, 2026, following the Annual Meeting of Stockholders, Mr. Philip R. Martens retired from his positions as a member and Chairman of the Board of Directors (the “Board”) of Graphic Packaging Holding Company (the “Company”).”
8. Jun 11, 2026Company filing · Form 8-K · Shareholder rights, Bylaws or charterChanged the rights of its shareholders, and changed its bylaws, charter or fiscal year (and 1 more item)

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Graphic Packaging

For Graphic Packaging, OQRO holds 6 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its GPK page.

Other recent filings by Robbert Rietbroek, President and CEO

• SEC Form 4 at Primo Brands (PRMB)Aug 14, 2025

The full history of Robbert Rietbroek, President and CEO is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Graphic Packaging

• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 13, 2026
• SEC Form 13F-HRAug 12, 2026
• SEC Form 13F-HRAug 11, 2026

Everything OQRO holds on this company is on its GPK page.