| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Royce & Associates Chuck Royce | 1,631,098 | $8,628,508 | +3% | 0.09% |
| 2. | QVT Financial Daniel Gold | 1,392,352 | $6,997,265 | +42% | 0.6% |
| 3. | Marshall Wace LLP Paul Marshall And Ian Wace | 735,775 | $3,892,249 | +92% | 0% |
| 4. | Two Sigma Advisors John Overdeck And David Siegel | 168,693 | $892,386 | +99% | 0% |
| 5. | Potomac Capital Management Paul Solit And Eric Singer | 160,912 | $851,224 | 0.68% |