| Bleichroeder LP | 2,884,495 | $7.3m | 1.3% |
| AIGH Capital Management LLC | 1,449,121 | $3.7m | 0.2% |
| VANGUARD CAPITAL MANAGEMENT LLC | 915,864 | $2.3m | 0.0% |
| Peapod Lane Capital LLC | 587,212 | $1.5m | 1.0% |
| RENAISSANCE TECHNOLOGIES LLC | 516,382 | $1.3m | 0.0% |
| ROYCE & ASSOCIATES LP | 501,236 | $1.3m | 0.0% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 484,438 | $1.2m | 0.2% |
| BlackRock, Inc. | 333,004 | $839,170 | 0.0% |
| GEODE CAPITAL MANAGEMENT, LLC | 248,229 | $625,712 | 0.0% |
| DIMENSIONAL FUND ADVISORS LP | 226,257 | $570,331 | 0.0% |
| Assenagon Asset Management S.A. | 167,722 | $422,660 | 0.0% |
| Legato Capital Management LLC | 162,247 | $408,862 | 0.0% |
| VANGUARD FIDUCIARY TRUST CO | 136,294 | $343,461 | 0.0% |
| Connective Capital Management, LLC | 130,120 | $327,902 | 0.2% |
| CITADEL ADVISORS LLC | 127,172 | $320,473 | 0.0% |
| GOLDMAN SACHS GROUP INC | 97,826 | $246,522 | 0.0% |
| STATE STREET CORP | 95,915 | $241,706 | 0.0% |
| SEI INVESTMENTS CO | 82,018 | $206,685 | 0.0% |
| ACADIAN ASSET MANAGEMENT LLC | 81,253 | $203,000 | 0.0% |
| Marquette Asset Management, LLC | 79,326 | $199,902 | 0.0% |
| XTX Topco Ltd | 55,102 | $138,857 | 0.0% |
| NORTHERN TRUST CORP | 49,760 | $125,395 | 0.0% |
| MARSHALL WACE, LLP | 43,654 | $110,008 | 0.0% |
| PRELUDE CAPITAL MANAGEMENT, LLC | 36,259 | $91,373 | 0.0% |
| ALGERT GLOBAL LLC | 34,401 | $86,691 | 0.0% |