| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | VenBio Select Advisor Kurt Von Emster | 2,777,777 | $490,360,974 | +5% | 6.34% |
| 2. | Soleus Capital Guy Levy | 1,018,831 | $179,854,236 | +11% | 9.05% |
| 3. | Redmile Group Jeremy Green | 661,388 | $116,754,824 | -1% | 11.36% |
| 4. | Citadel Investment Group Ken Griffin | 636,988 | $112,447,492 | +1744% | 0.02% |
| 5. | Hood River Capital Management David Swank | 606,946 | $107,144,177 | +14% | 1.27% |