| Greenhouse Funds LLLP | 5,448,431 | 14.2% | +0 |
| VANGUARD CAPITAL MANAGEMENT LLC | 1,278,203 | 3.3% | +30,311 |
| PARTHENON LLC | 1,241,662 | 3.2% | +94,923 |
| Potomac Capital Management, Inc. | 1,131,000 | 3.0% | +0 |
| MARSHALL WACE, LLP | 688,326 | 1.8% | +336,024 |
| CLARK ESTATES INC/NY | 660,000 | 1.7% | — |
| AMERICAN CENTURY COMPANIES INC | 510,475 | 1.3% | −7,564 |
| DIMENSIONAL FUND ADVISORS LP | 503,818 | 1.3% | −115,943 |
| Russell Investments Group, Ltd. | 476,791 | 1.2% | −343,482 |
| BlackRock, Inc. | 461,553 | 1.2% | −1,309,499 |
| JANE STREET GROUP, LLC | 398,437 | 1.0% | +299,170 |
| D. E. Shaw & Co., Inc. | 376,670 | 1.0% | +133,224 |
| GEODE CAPITAL MANAGEMENT, LLC | 357,817 | 0.9% | −413,313 |
| GAMCO INVESTORS, INC. ET AL | 350,000 | 0.9% | +0 |
| CastleKnight Management LP | 315,990 | 0.8% | +0 |