Bronstein, Gewirtz & Grossman LLC Urges Graphic Packaging Holding Company Investors to Act: Class Action Filed Alleging ...
NEW YORK, July 03, 2026 (GLOBE NEWSWIRE) -- Bronstein, Gewirtz & Grossman, LLC, a nationally recognized investor-rights law firm, announces that a class action lawsuit has been filed against Graphic Packaging Holding Company (NYSE: GPK) and certain of …