| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Nantahala Capital Management Wilmot B. Harkey And Daniel Mack | 1,360,419 | $15,019,026 | +278% | 0.55% |
| 2. | OrbiMed Advisors Samuel Isaly | 759,155 | $8,381,071 | -6% | 0.17% |
| 3. | Madison Avenue Partners Eli Samaha | 626,583 | $6,917,476 | -24% | 0.3% |
| 4. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell | 590,249 | $6,516,349 | -56% | 0% |
| 5. | D E Shaw D. E. Shaw | 509,608 | $5,626,072 | -33% | 0% |