| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | GAMCO Investors Mario Gabelli | 988,449 | $140,517,910 | -17% | 1.36% |
| 2. | Driehaus Capital Richard Driehaus | 672,948 | $95,666,288 | +4% | 0.69% |
| 3. | Portolan Capital Management George Mccabe | 602,462 | $85,645,998 | +23% | 4.63% |
| 4. | Hood River Capital Management David Swank | 532,102 | $75,643,620 | -6% | 0.89% |
| 5. | CastleKnight Management Aaron Weitman | 325,749 | $46,308,478 | +21% | 0.91% |