| Filed On | Filing |
|---|---|
| 23 Mar 2026 | DEFA14A |
| 28 Mar 2013 | DEFA14A |
| 11 Apr 2012 | DEFA14A |
| 09 Mar 2012 | DEFA14A |
| 15 Apr 2011 | DEFINITIVE ADDITIONAL MATERIALS |
| 15 Apr 2011 | DEFINITIVE ADDITIONAL MATERIALS |
| 18 Mar 2011 | DEFINITIVE ADDITIONAL MATERIALS |
| 12 Mar 2010 | DEFINITIVE ADDITIONAL MATERIALS |
| 16 Apr 2009 | SOLICITING MATERIAL PURSUANT TO SECTION 240.14A-12 |
| 11 Apr 2008 | THE PROGRESSIVE CORPORATION DEFA14A |
| 04 Apr 2008 | THE PROGRESSIVE CORPORATION DEFA14A |
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