INVESTOR ALERT: Pomerantz Law Firm Investigates Claims On Behalf of Investors of Graphic Packaging Holding Company – GPK
NEW YORK CITY, NY / ACCESS Newswire / December 24, 2025 / Pomerantz LLP is investigating claims on behalf of investors of Graphic Packaging Holding Company ("Graphic Packaging" or the "Company") (NYSE:GPK). Such investors are advised to contact Danielle Peyton at newaction@pomlaw.com or 646-581-9980, ext. 7980. The investigation concerns whether Graphic Packaging and certain of […]