| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Tang Capital Management Kevin C. Tang | 4,826,200 | $13,995,980 | -2% | 0.54% |
| 2. | Renaissance Technologies Jim Simons | 1,227,900 | $3,560,910 | -1% | 0% |
| 3. | Two Sigma Advisors John Overdeck And David Siegel | 796,200 | $2,308,980 | +14% | 0% |
| 4. | Newtyn Management Noah Levy And Eugene Dozortsev | 492,284 | $1,427,624 | -16% | 0.17% |
| 5. | Millennium Management Israel Englander | 487,223 | $1,412,947 | +180% | 0% |