Graphic Packaging is trading 4.49% higher at $10.00 in pre-market, with the move best explained by materials-sector strength.

  • The materials ETF is up 1.67% pre-market amid continued metals momentum.
  • No new company-specific announcement was identified for September 23, 2026. The latest official company item was a September 17 corporate-citizenship recognition.
  • Recent financing and operational updates predate today’s move.