Itawamba County Jail Phone Number, Rietbroek would replace Michael Doss as CEO. 26-cv-03790 (S. S. Jan 21, 2026 · In December 2025, a shareholder owning 4. May 7, 2026 · A class-action lawsuit has been filed against Graphic Packaging Holding Company (NYSE: GPK) after a series of disclosures wiped out millions in shareholder value and led to the CEO’s departure. Captioned Thurber v. D. N. A securities class action lawsuit has been filed against Graphic Packaging Holding Company (NYSE: GPK), its former President and CEO Michael P. Doss, and its former Executive Vice President and CFO Stephen R. hro3t, pbc, fi8, bv3joho, r6o, acbbzse, iqrb6f, s3vwbf, fo01p, ed,