GPK Investor Alert - Graphic Packaging Holding Company Stockholders with Large Losses Should Contact Robbins LLP for Information About the Securities Fraud Class Action Lawsuit

SAN DIEGO, June 12, 2026 /PRNewswire/ -- Robbins LLP is Investigating Allegations that Graphic Packaging Holding Company (GPK) Misled Investors Regarding its Inventory Management Issues On May 7, 2026, a class action was filed on behalf of all investors who purchased or otherwise acquired...