| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Baker Bros. Advisors Julian Baker And Felix Baker | 7,915,792 | $789,521,094 | 4.62% | |
| 2. | Perceptive Advisors Joseph Edelman | 3,160,200 | $315,198,348 | +7% | 5.62% |
| 3. | VenBio Select Advisor Kurt Von Emster | 3,111,111 | $310,302,211 | 3.05% | |
| 4. | Soleus Capital Guy Levy | 1,808,258 | $180,355,653 | +54% | 6.65% |
| 5. | Deerfield Management James E. Flynn | 1,714,000 | $170,954,360 | +134% | 2.18% |