| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Deerfield Management James E. Flynn | 17,991,024 | $1,555,863,756 | 23.75% | |
| 2. | Perceptive Advisors Joseph Edelman | 1,562,336 | $135,110,817 | +14% | 3.9% |
| 3. | Commodore Capital Egen Atkinson And Michael Kramarz | 1,400,000 | $121,072,000 | +2% | 5.91% |
| 4. | RA Capital Management Peter Kolchinsky | 1,246,456 | $107,793,515 | 1.33% | |
| 5. | Vestal Point Capital Ryan Wilder | 1,100,000 | $95,128,000 | +3% | 4.3% |