GRAPHIC PACKAGING HOLDING CO 8-K

What Happened

• Graphic Packaging Holding Company filed a Form 8-K on January 5, 2026 reporting a Regulation FD disclosure: CEO Robbert Rietbroek released a letter addressed to the company’s employees dated January 5, 2026. A copy of that letter is included in the filing as Exhibit 99.1.

Key Details

• Filing date: January 5, 2026 (Form 8-K, Item 7.01 Regulation FD Disclosure).
• Sender: Robbert Rietbroek, President and Chief Executive Officer.
• Recipient: Company employees; letter attached as Exhibit 99.1 to the 8-K.
• Filing did not report financial results, executive changes, mergers, or other material events in this 8-K.

Why It Matters

• This is a public disclosure under Regulation FD, meaning information shared internally with employees is being made available to all investors. Retail investors should review Exhibit 99.1 for any operational or strategic commentary that could be material. The filing itself does not announce earnings, leadership changes, or transactions.