| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Biotechnology Value Fund / BVF Inc Mark Lampert | 6,293,282 | $16,299,600 | 0.66% | |
| 2. | RA Capital Management Peter Kolchinsky | 3,566,338 | $9,236,815 | 0.11% | |
| 3. | Siren L.L.C. Raymond Debbane | 2,072,767 | $5,368,467 | +201% | 0.21% |
| 4. | Zimmer Partners Stuart J. Zimmer | 1,825,000 | $4,726,750 | +87% | 0.1% |
| 5. | Sphera Global Healthcare Fund Doron Breen And Mori Arkin | 1,280,233 | $3,315,803 | -35% | 0.7% |