PKG ▲ +0.5% - Packaging Corporation of America $PKG - Packaging Corporation of America Schedules Conference Call to Discuss Third Quarter 2026 Operating Results Packaging Corporation of America stock rose 0.5% today following an announcement that the company will hold a conference call to discuss its third quarter 2026 operating results, though the headline did not disclose the actual earnings figures or guidance. 17-SEP-2026 10:55 AM ET