| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Baker Bros. Advisors Julian Baker And Felix Baker | 7,915,792 | $903,508,499 | 5.19% | |
| 2. | VenBio Select Advisor Kurt Von Emster | 3,375,000 | $385,222,500 | +9% | 3.79% |
| 3. | Perceptive Advisors Joseph Edelman | 3,127,200 | $356,938,608 | -2% | 6.97% |
| 4. | Deerfield Management James E. Flynn | 1,714,000 | $195,635,960 | 2.31% | |
| 5. | Soleus Capital Guy Levy | 1,284,378 | $146,598,905 | -29% | 5.94% |