| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | RA Capital Management Peter Kolchinsky | 12,198,625 | $467,207,338 | 4.95% | |
| 2. | Farallon Capital Thomas Steyer | 3,580,818 | $137,145,329 | +74% | 0.78% |
| 3. | Commodore Capital Egen Atkinson And Michael Kramarz | 2,475,000 | $94,792,500 | -27% | 5.48% |
| 4. | Paradigm Biocapital Advisors Senai Asefaw | 2,054,991 | $78,706,155 | 1.61% | |
| 5. | Biotechnology Value Fund / BVF Inc Mark Lampert | 1,976,196 | $75,688,307 | -8% | 2.41% |