| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | Nantahala Capital Management Wilmot B. Harkey And Daniel Mack | 4,963,052 | $26,155,284 | +9% | 0.86% |
| 2. | Suvretta Capital Management Aaron Cowen | 2,676,000 | $14,102,520 | 0.29% | |
| 3. | AIGH Investment Partners Orin Hirschman | 2,000,000 | $10,540,000 | 2.55% | |
| 4. | Vivo Capital Albert Cha And Frank Kung | 1,842,751 | $9,711,298 | 0.63% | |
| 5. | Tang Capital Management Kevin C. Tang | 1,000,000 | $5,270,000 | 0.26% |