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PRNewsWire
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5 months ago
NEW YORK, May 9, 2026 /PRNewswire/ -- Why: Rosen Law Firm, a global investor rights law firm, announces a class action lawsuit on behalf of purchasers of securities of Graphic Packaging Holding Company (NYSE: GPK) between February 4, 2025 and February 2, 2026, inclusive (the "Class Period"). A class action lawsuit has already been filed.