| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Redmile Group Jeremy Green | 14,549,768 | $80,605,715 | +45% | 5.34% |
| 2. | Biotechnology Value Fund / BVF Inc Mark Lampert | 8,698,173 | $48,187,878 | -5% | 1.54% |
| 3. | MAK Capital One Michael Kaufman | 4,724,043 | $26,171,198 | +60% | 3.86% |
| 4. | Adage Capital Management Phill Gross And Robert Atchinson | 4,300,000 | $23,822,000 | -22% | 0.04% |
| 5. | Siren L.L.C. Raymond Debbane | 3,958,646 | $21,930,899 | 0.61% |