| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Biotechnology Value Fund / BVF Inc Mark Lampert | 1,110,002 | $5,550,010 | +39% | 0.18% |
| 2. | OrbiMed Advisors Samuel Isaly | 378,556 | $1,892,780 | 0.04% | |
| 3. | Citadel Investment Group Ken Griffin | 124,345 | $621,725 | +44% | 0% |
| 4. | Renaissance Technologies Jim Simons | 81,696 | $408,480 | +24% | 0% |
| 5. | Adage Capital Management Phill Gross And Robert Atchinson | 66,666 | $333,330 | 0% |