| No. | Hedge Fund | Shares | Value | Activity | % Port |
|---|---|---|---|---|---|
| 1. | AIGH Investment Partners Orin Hirschman | 6,548,450 | $84,475,005 | +34% | 5.32% |
| 2. | D E Shaw D. E. Shaw | 5,071,927 | $65,427,858 | +1649% | 0.03% |
| 3. | Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell | 2,382,180 | $30,730,122 | +64% | 0.01% |
| 4. | Renaissance Technologies Jim Simons | 2,003,000 | $25,838,700 | +609% | 0.04% |
| 5. | Manatuck Hill Partners Mark Broach | 1,043,461 | $13,460,647 | -23% | 4.46% |