| Date | Event |
| 4-Nov-09 | PACKAGING CORP OF AMERICA Files SEC form 10-Q, Quarterly Report |
| 20-Oct-09 | Packaging Corporation of America Earnings Call scheduled for 10:00 am ET today |
| 20-Oct-09 | PACKAGING CORP OF AMERICA Files SEC form 8-K, Results of Operations and Financial Condition |
| 15-Oct-09 | Price hit new 52-week high ($22.38) |
| 11-Sep-09 | Ex-Date for dividend payment of $0.15 |
| 4-Sep-09 | PACKAGING CORP OF AMERICA Files SEC form 8-K, Change in Directors or Principal Officers |
| 12-Aug-09 | PACKAGING CORP OF AMERICA Files SEC form 8-K, Change in Directors or Principal Officers |
| 7-Aug-09 | PACKAGING CORP OF AMERICA Files SEC form 10-Q, Quarterly Report |
| 21-Jul-09 | PACKAGING CORP OF AMERICA Files SEC form 8-K, Results of Operations and Financial Condition |
| 11-Jun-09 | Ex-Date for dividend payment of $0.15 |
| 29-May-09 | PACKAGING CORP OF AMERICA Files SEC form 8-K, Change in Directors or Principal Officers |
| 8-May-09 | PACKAGING CORP OF AMERICA Files SEC form 10-Q, Quarterly Report |
| 21-Apr-09 | PACKAGING CORP OF AMERICA Files SEC form 8-K, Results of Operations and Financial Condition |
| 16-Apr-09 | PACKAGING CORP OF AMERICA Files SEC form 8-K, Entry into a Material Definitive Agreement |
| 6-Mar-09 | Price hit new 52-week low ($9.66) |
| 5-Mar-09 | Price hit new 52-week low ($9.75) |
| 3-Mar-09 | Price hit new 52-week low ($9.82) |
| 27-Feb-09 | PACKAGING CORP OF AMERICA Files SEC form 10-K, Annual Report |
| 26-Feb-09 | PACKAGING CORP OF AMERICA Files SEC form 8-K, Change in Directors or Principal Officers |
| 21-Jan-09 | PACKAGING CORP OF AMERICA Files SEC form 8-K, Results of Operations and Financial Condition |
| 5-Dec-08 | PACKAGING CORP OF AMERICA Files SEC form 8-K, Amendments to Articles of Inc. or Bylaws; Change in Fiscal Year |
| 10-Nov-08 | PACKAGING CORP OF AMERICA Files SEC form 10-Q, Quarterly Report |