| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Perceptive Advisors Joseph Edelman | 4,278,180 | $163,469,258 | +13% | 2.91% |
| 2. | Armistice Capital Steven Boyd | 3,763,891 | $143,818,275 | -45% | 1.71% |
| 3. | Adage Capital Management Phill Gross And Robert Atchinson | 2,927,000 | $111,840,670 | -18% | 0.17% |
| 4. | Renaissance Technologies Jim Simons | 2,246,779 | $85,849,426 | +29% | 0.13% |
| 5. | Rock Springs Capital Management Kris Jenner, Gordon Bussard, Graham Mcphail | 2,210,322 | $84,456,404 | +3% | 4.33% |