| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | VenBio Select Advisor Kurt Von Emster | 6,555,555 | $315,977,751 | 3.11% | |
| 2. | Deep Track Capital David Kroin | 4,279,848 | $206,288,674 | +5% | 3.37% |
| 3. | Biotechnology Value Fund / BVF Inc Mark Lampert | 3,459,358 | $166,741,056 | -1% | 5.31% |
| 4. | Driehaus Capital Richard Driehaus | 1,577,356 | $76,028,559 | -4% | 0.56% |
| 5. | OrbiMed Advisors Samuel Isaly | 1,475,403 | $71,114,425 | +27% | 1.41% |