| ESSEX INVESTMENT MANAGEMENT CO LLC | 322,278 | $3.1m | 0.4% |
| MARSHALL WACE, LLP | 263,186 | $2.6m | 0.0% |
| Meros Investment Management, LP | 254,310 | $2.5m | 0.8% |
| VANGUARD CAPITAL MANAGEMENT LLC | 220,272 | $2.2m | 0.0% |
| ACADIAN ASSET MANAGEMENT LLC | 146,788 | $1.4m | 0.0% |
| Archon Capital Management LLC | 140,000 | $1.4m | 0.6% |
| Round Rock Advisors LLC | 117,366 | $1.1m | 0.1% |
| Legato Capital Management LLC | 108,091 | $1.1m | 0.1% |
| DIMENSIONAL FUND ADVISORS LP | 108,083 | $1.1m | 0.0% |
| RENAISSANCE TECHNOLOGIES LLC | 102,928 | $1.0m | 0.0% |
| Grandeur Peak Global Advisors, LLC | 68,683 | $671,033 | 0.2% |
| NAVELLIER & ASSOCIATES INC | 65,811 | $642,973 | 0.1% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 64,363 | $628,827 | 0.0% |
| BlackRock, Inc. | 62,824 | $613,790 | 0.0% |
| GEODE CAPITAL MANAGEMENT, LLC | 60,331 | $589,612 | 0.0% |
| VICTORY CAPITAL MANAGEMENT INC | 50,422 | $492,623 | 0.0% |
| RBF Capital, LLC | 50,000 | $488,500 | 0.0% |
| North Star Investment Management Corp. | 50,000 | $488,500 | 0.0% |
| SEI INVESTMENTS CO | 49,201 | $480,694 | 0.0% |
| TWO SIGMA INVESTMENTS, LP | 41,415 | $404,625 | 0.0% |
| MORGAN STANLEY | 35,037 | $342,312 | 0.0% |
| OCCUDO QUANTITATIVE STRATEGIES LP | 32,709 | $319,567 | 0.0% |
| STIFEL FINANCIAL CORP | 30,000 | $293,100 | 0.0% |
| VANGUARD FIDUCIARY TRUST CO | 28,284 | $276,335 | 0.0% |
| JANE STREET GROUP, LLC | 25,272 | $246,907 | 0.0% |