 ATLANTA , Dec. 28, 2022 PRNewswire -- Graphic Packaging Holding Company NYSE: GPK, the Company, will announce fourth quarter and full year 2022 financial results before the market opens on Tuesday, February 7th, with a conference call to discuss results at 10:00 a.m. ET. The conference call will be webcast and can be accessed from the investors section of the Graphic Packaging website at 