| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Baker Bros. Advisors Julian Baker And Felix Baker | 7,915,792 | $828,150,159 | 4.15% | |
| 2. | VenBio Select Advisor Kurt Von Emster | 3,400,000 | $355,708,000 | +1% | 3.19% |
| 3. | Perceptive Advisors Joseph Edelman | 3,197,200 | $334,491,064 | +3% | 5.02% |
| 4. | Soleus Capital Guy Levy | 1,704,318 | $178,305,749 | +33% | 6.14% |
| 5. | Deerfield Management James E. Flynn | 1,451,014 | $151,805,085 | -16% | 1.58% |