SueWallSt Reminds Graphic Packaging Holding Company Investors of the Pending Class Action Lawsuit With a Lead Plaintiff Deadline of July 6, 2026 - GPK

Graphic Packaging Promised $1.78 Billion in Adjusted EBITDA for 2025; Investors Got $1.43 Billion and a 50% Stock Collapse NEW YORK, June 4, 2026 /PRNewswire/ -- Graphic Packaging Holding Company (NYSE: GPK) told investors in February 2025 it would deliver up to $8.9 billion in net sales and $2.78 in adjusted EPS for the full year. Twelve months later, adjusted EBITDA had been slashed by more than $350 million from the top of its original range, the CEO had resigned, and GPK shares had lost more than half their value.