GPK - Graphic Packaging Holding Co (GPK) Q4 2020 Earnings Call Transcript February, 02 2021 03:30 PM Graphic Packaging Holding Company Image source: The Motley Fool. Graphic Packaging Holding Co (NYSE: GPK) Q4 2020 Earnings Call Feb 2, 2021 , 10:00 a.m. ET Operator Continue reading For further details see: Graphic Packaging Holding Co (GPK) Q4 2020 Earnings Call Transcript