| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Tang Capital Management Kevin C. Tang | 3,200,000 | $53,632,000 | 2.06% | |
| 2. | Braidwell LP Alex Karnal | 2,578,404 | $43,214,051 | 1.28% | |
| 3. | Driehaus Capital Richard Driehaus | 2,060,375 | $34,531,885 | -2% | 0.25% |
| 4. | Commodore Capital Egen Atkinson And Michael Kramarz | 1,988,084 | $33,320,288 | 1.63% | |
| 5. | Leucadia National Ian Cumming And Joseph Steinberg | 1,388,854 | $23,277,193 | 0.11% |