| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | EcoR1 Capital Oleg Nodelman | 1,706,469 | $290,099,730 | 13.16% | |
| 2. | Millennium Management Israel Englander | 1,202,711 | $204,460,870 | +347% | 0.09% |
| 3. | AQR Capital Management Cliff Asness | 877,267 | $149,135,332 | +26% | 0.08% |
| 4. | Renaissance Technologies Jim Simons | 836,774 | $142,251,580 | -10% | 0.22% |
| 5. | GMT Capital Thomas E. Claugus | 638,500 | $108,545,000 | -20% | 5.66% |