| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | ACK Asset Management Richard S. Meisenberg | 681,000 | $60,779,250 | -13% | 7.1% |
| 2. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell | 395,605 | $35,307,746 | -28% | 0.02% |
| 3. | Driehaus Capital Richard Driehaus | 299,426 | $26,723,771 | +52% | 0.15% |
| 4. | Royce & Associates Chuck Royce | 252,199 | $22,508,761 | -6% | 0.18% |
| 5. | Citadel Investment Group Ken Griffin | 168,281 | $15,019,080 | +53% | 0% |