 LAKE FOREST, Ill.--BUSINESS WIRE--Packaging Corporation of America NYSE: PKG will hold a conference call on Tuesday, July 26, 2022 at 9:00 a.m. Eastern Time to discuss second quarter 2022 results. The conference call leader will be Mark Kowlzan. Second quarter earnings results will be released after the market closes on Monday, July 25, 2022. To access the conference call, you may pre-register for the conference by navigating to Once you have 