| Edenbrook Capital, LLC | 1,873,810 | $124.3m | 25.1% |
| Driehaus Capital Management LLC | 706,207 | $46.9m | 0.3% |
| BlackRock, Inc. | 516,548 | $34.3m | 0.0% |
| VANGUARD CAPITAL MANAGEMENT LLC | 291,902 | $19.4m | 0.0% |
| NEXT CENTURY GROWTH INVESTORS LLC | 230,728 | $15.3m | 0.8% |
| DIMENSIONAL FUND ADVISORS LP | 228,382 | $15.1m | 0.0% |
| GOLDMAN SACHS GROUP INC | 205,589 | $13.6m | 0.0% |
| SEGALL BRYANT & HAMILL, LLC | 204,213 | $13.5m | 0.2% |
| G2 Investment Partners Management LLC | 202,655 | $13.4m | 2.4% |
| GEODE CAPITAL MANAGEMENT, LLC | 177,998 | $11.8m | 0.0% |
| Portolan Capital Management, LLC | 152,818 | $10.1m | 0.4% |
| STATE STREET CORP | 137,512 | $9.1m | 0.0% |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | 126,028 | $8.4m | 0.1% |
| RENAISSANCE TECHNOLOGIES LLC | 116,461 | $7.7m | 0.0% |
| MORGAN STANLEY | 114,958 | $7.6m | 0.0% |
| Penserra Capital Management LLC | 100,100 | $6.6m | 0.1% |
| Apis Capital Advisors, LLC | 99,717 | $6.6m | 0.6% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 89,043 | $5.9m | 0.8% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 80,700 | $5.4m | 0.0% |
| Invesco Ltd. | 78,270 | $5.2m | 0.0% |
| CITADEL ADVISORS LLC | 71,464 | $4.7m | 0.0% |
| Defiance ETFs, LLC | 69,795 | $4.6m | 0.1% |
| NORTHERN TRUST CORP | 69,009 | $4.6m | 0.0% |
| CONGRUENCE CAPITAL, LLC | 66,066 | $4.4m | 1.1% |
| JANE STREET GROUP, LLC | 57,186 | $3.8m | 0.0% |