| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | ACK Asset Management Richard S. Meisenberg | 240,000 | $26,349,600 | 3.31% | |
| 2. | Driehaus Capital Richard Driehaus | 126,326 | $13,869,332 | -4% | 0.09% |
| 3. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell | 114,629 | $12,585,118 | -35% | 0.01% |
| 4. | Renaissance Technologies Jim Simons | 51,209 | $5,622,236 | -40% | 0.01% |
| 5. | Citadel Investment Group Ken Griffin | 36,631 | $4,021,717 | +94% | 0% |