| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Lynx1 Capital Management Weston Nichols | 13,263,288 | $356,517,181 | +24% | 41.19% |
| 2. | Biotechnology Value Fund / BVF Inc Mark Lampert | 8,650,158 | $232,516,247 | 5.95% | |
| 3. | RA Capital Management Peter Kolchinsky | 7,636,813 | $205,277,533 | -1% | 1.78% |
| 4. | Deep Track Capital David Kroin | 3,333,334 | $89,600,018 | 1.3% | |
| 5. | VenBio Select Advisor Kurt Von Emster | 1,800,000 | $48,384,000 | 0.43% |