| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2013-02-08 | PARNASSUS INVESTMENTS /CA | W&T OFFSHORE INC | 6,042,123 | 8.1% | EDGAR |
| SC 13G/A | 2012-02-14 | FMR LLC | W&T OFFSHORE INC | 4,000,100 | 5.4% | EDGAR |
| SC 13G/A | 2012-02-08 | PARNASSUS INVESTMENTS /CA | W&T OFFSHORE INC | 3,840,000 | 5.2% | EDGAR |
| SC 13G/A | 2011-02-14 | FMR LLC | W&T OFFSHORE INC | 6,400,000 | 8.6% | EDGAR |
| SC 13G | 2011-02-08 | PARNASSUS INVESTMENTS /CA | W&T OFFSHORE INC | 4,530,000 | 6.1% | EDGAR |
| SC 13G/A | 2010-02-16 | FMR LLC | W&T OFFSHORE INC | 7,633,290 | 10.0% | EDGAR |
| SC 13G | 2010-02-10 | PARNASSUS INVESTMENTS /CA | W&T OFFSHORE INC | 4,508,800 | 5.9% | EDGAR |
| SC 13G/A | 2009-02-17 | FMR LLC | W&T OFFSHORE INC | 6,075,000 | 8.0% | EDGAR |
| SC 13G/A | 2008-06-10 | FMR LLC | W&T OFFSHORE INC | 4,532,765 | 5.9% | EDGAR |
| SC 13D/A | 2008-04-11 | FREEL JEROME F | W&T OFFSHORE INC | 5,087,270 | 6.7% | EDGAR |
| SC 13D/A | 2008-04-11 | KROHN TRACY W | W&T OFFSHORE INC | 39,588,307 | 51.8% | EDGAR |
| SC 13G/A | 2008-02-14 | FMR LLC | W&T OFFSHORE INC | 8,445,200 | 11.1% | EDGAR |
| SC 13G/A | 2007-02-14 | FMR CORP | W&T OFFSHORE INC | 7,590,000 | 10.0% | EDGAR |
| SC 13D/A | 2006-05-25 | KROHN TRACY W | W&T OFFSHORE INC | 47,839,278 | 72.3% | EDGAR |
| SC 13G | 2006-02-14 | FMR CORP | W&T OFFSHORE INC | 4,279,800 | 6.5% | EDGAR |
| SC 13D/A | 2005-02-11 | KROHN TRACY W | W&T OFFSHORE INC | 40,752,007 | 61.8% | EDGAR |
| SC 13D | 2005-02-11 | KROHN TRACY W | W&T OFFSHORE INC | 52,400,361 | 79.5% | EDGAR |
| SC 13D | 2005-02-11 | FREEL JEROME F | W&T OFFSHORE INC | 7,087,271 | 10.7% | EDGAR |