| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Tang Capital Management Kevin C. Tang | 4,814,700 | $25,903,086 | 1.32% | |
| 2. | Two Sigma Advisors John Overdeck And David Siegel | 1,864,164 | $10,029,202 | +76% | 0.01% |
| 3. | Renaissance Technologies Jim Simons | 1,166,400 | $6,275,232 | -2% | 0.01% |
| 4. | D E Shaw D. E. Shaw | 379,314 | $2,040,710 | -19% | 0% |
| 5. | Millennium Management Israel Englander | 349,932 | $1,882,634 | -50% | 0% |