| TCW GROUP INC | 18,942,059 | $4.1m | 0.0% |
| NEUBERGER BERMAN GROUP LLC | 6,073,663 | $1.6m | 0.0% |
| ARMISTICE CAPITAL, LLC | 5,736,000 | $1.5m | 0.0% |
| WEBER CAPITAL MANAGEMENT LLC /ADV | 4,932,706 | $1.3m | 1.1% |
| VANGUARD CAPITAL MANAGEMENT LLC | 4,437,800 | $1.1m | 0.0% |
| BlackRock, Inc. | 3,266,185 | $842,023 | 0.0% |
| AQR CAPITAL MANAGEMENT LLC | 2,719,032 | $700,967 | 0.0% |
| JANE STREET GROUP, LLC | 2,139,720 | $551,620 | 0.0% |
| RENAISSANCE TECHNOLOGIES LLC | 2,065,284 | $532,430 | 0.0% |
| DAFNA Capital Management LLC | 1,680,508 | $433,235 | 0.1% |
| UBS Group AG | 1,623,965 | $418,983 | 0.0% |
| MILLENNIUM MANAGEMENT LLC | 1,589,145 | $409,682 | 0.0% |
| SILVERBACK ASSET MANAGEMENT LLC | 1,450,000 | $373,810 | 0.0% |
| Squarepoint Ops LLC | 1,448,234 | $373,355 | 0.0% |
| FMR LLC | 1,375,746 | $354,667 | 0.0% |
| GEODE CAPITAL MANAGEMENT, LLC | 1,189,377 | $306,731 | 0.0% |
| Kovack Advisors, Inc. | 1,050,896 | $272,708 | 0.0% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 825,604 | $212,841 | 0.0% |
| GOLDMAN SACHS GROUP INC | 802,957 | $207,002 | 0.0% |
| VANGUARD FIDUCIARY TRUST CO | 685,262 | $176,798 | 0.0% |
| Silverberg Bernstein Capital Management LLC | 658,915 | $169,868 | 0.1% |
| D. E. Shaw & Co., Inc. | 649,353 | $167,403 | 0.0% |
| TENOR CAPITAL MANAGEMENT Co., L.P. | 500,000 | $128,900 | 0.0% |
| STATE STREET CORP | 485,866 | $125,256 | 0.0% |
| Assenagon Asset Management S.A. | 408,028 | $105,190 | 0.0% |