| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | RA Capital Management Peter Kolchinsky | 10,281,496 | $2,192,426,207 | 22.46% | |
| 2. | VenBio Select Advisor Kurt Von Emster | 5,111,111 | $1,089,893,310 | +1% | 10.71% |
| 3. | Perceptive Advisors Joseph Edelman | 1,081,421 | $230,602,214 | -1% | 4.11% |
| 4. | Citadel Investment Group Ken Griffin | 519,516 | $110,781,591 | +1780% | 0.02% |
| 5. | Polar Capital Brian Ashford-Russell And Tim Woolley | 370,473 | $78,999,663 | -57% | 0.31% |