| SC 13G/A | 2010-02-12 | WELLINGTON MANAGEMENT CO LLP | PENN VIRGINIA CORP | 4,674,162 | 10.3% | EDGAR |
| SC 13G | 2010-02-04 | Bank of New York Mellon CORP | PENN VIRGINIA CORP | 2,712,329 | 6.0% | EDGAR |
| SC 13G | 2010-01-15 | Luxor Capital Group, LP | PENN VIRGINIA CORP | 692,118 | 1.5% | EDGAR |
| SC 13G/A | 2010-01-08 | BlackRock Inc. | PENN VIRGINIA CORP | 8,071,518 | 17.8% | EDGAR |
| SC 13G | 2009-08-10 | WELLINGTON MANAGEMENT CO LLP | PENN VIRGINIA CORP | 4,997,367 | 10.9% | EDGAR |
| SC 13G/A | 2009-04-08 | BlackRock Inc. | PENN VIRGINIA CORP | 4,604,376 | 11.0% | EDGAR |
| SC 13G/A | 2009-02-17 | WELLINGTON MANAGEMENT CO LLP | PENN VIRGINIA CORP | 1,794,851 | 4.3% | EDGAR |
| SC 13G | 2009-02-17 | BESSEMER GROUP INC | PENN VIRGINIA CORP | 2,100,000 | 5.0% | EDGAR |
| SC 13G/A | 2009-02-13 | AXA FINANCIAL INC | PENN VIRGINIA CORP | 919,386 | 2.2% | EDGAR |
| SC 13G/A | 2009-02-11 | PRICE T ROWE ASSOCIATES INC /MD/ | PENN VIRGINIA CORP | 2,806,617 | 6.7% | EDGAR |
| SC 13G/A | 2009-02-10 | BlackRock Inc. | PENN VIRGINIA CORP | 3,419,276 | 8.2% | EDGAR |
| SC 13G | 2009-02-05 | BARCLAYS GLOBAL INVESTORS NA /CA/ | PENN VIRGINIA CORP | 1,019,601 | 2.4% | EDGAR |
| SC 13G/A | 2008-09-10 | WELLINGTON MANAGEMENT CO LLP | PENN VIRGINIA CORP | 2,419,984 | 5.8% | EDGAR |
| SC 13G/A | 2008-04-10 | WELLINGTON MANAGEMENT CO LLP | PENN VIRGINIA CORP | 4,639,043 | 11.1% | EDGAR |
| SC 13G | 2008-02-14 | AXA FINANCIAL INC | PENN VIRGINIA CORP | 2,142,854 | 5.2% | EDGAR |
| SC 13G | 2008-02-14 | WELLINGTON MANAGEMENT CO LLP | PENN VIRGINIA CORP | 2,777,220 | 6.8% | EDGAR |
| SC 13G/A | 2008-02-12 | PRICE T ROWE ASSOCIATES INC /MD/ | PENN VIRGINIA CORP | 3,460,340 | 8.4% | EDGAR |
| SC 13G/A | 2008-02-08 | BlackRock Inc. | PENN VIRGINIA CORP | 2,981,940 | 7.3% | EDGAR |
| SC 13G | 2008-02-06 | BARCLAYS GLOBAL INVESTORS NA /CA/ | PENN VIRGINIA CORP | 865,993 | 2.1% | EDGAR |
| SC 13G/A | 2007-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | PENN VIRGINIA CORP | 1,726,320 | 9.2% | EDGAR |