Graphic Packaging is trading 4.01% down at $9.45 after weaker-than-expected August U.S. manufacturing data intensified selling across materials stocks.

  • Manufacturing output unexpectedly fell 0.3% month over month, while industrial production was unchanged, raising concerns about industrial demand and packaging volumes.
  • Reuters reported higher oil prices, input costs, and interest rates could keep activity moderate; no clear company-specific catalyst was identified on September 18, 2026.
  • XLB fell 1.51% during regular trading, while Graphic Packaging underperformed major-index declines, suggesting sector sensitivity beyond broad-market weakness.