PKG ▼ -0.9% - Packaging Corporation of America $PKG - Packaging Corporation of America’s Chief Executive Officer to Speak at 2026 Jefferies Global Industrials Conference Packaging Corporation of America shares fell 0.9% today following an announcement that the company's CEO will speak at the 2026 Jefferies Global Industrials Conference. The modest decline suggests investors saw limited material catalysts in the speaking engagement itself, with the market treating it as routine investor relations activity. 08-SEP-2026 09:54 AM ET