| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | RA Capital Management Peter Kolchinsky | 10,860,977 | $109,152,819 | 1.34% | |
| 2. | OrbiMed Advisors Samuel Isaly | 8,288,510 | $83,299,526 | 1.96% | |
| 3. | Deerfield Management James E. Flynn | 7,503,812 | $75,413,311 | -23% | 1.15% |
| 4. | Rubric Capital Management David Rosen | 4,500,000 | $45,225,000 | +248% | 0.51% |
| 5. | SR One Capital Simeon George | 4,012,903 | $40,329,675 | 5.83% |