| EQUITEC PROPRIETARY MARKETS, LLC | 3,397,611 | $27.3m | 4.9% |
| DBA TRADING, LLC | 3,227,869 | $23.6m | 11.9% |
| BlackRock, Inc. | 1,734,708 | $13.9m | 0.0% |
| First Eagle Investment Management, LLC | 1,361,922 | $10.9m | 0.0% |
| VANGUARD CAPITAL MANAGEMENT LLC | 1,096,895 | $8.8m | 0.0% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 830,965 | $6.7m | 0.0% |
| GEODE CAPITAL MANAGEMENT, LLC | 622,769 | $5.0m | 0.0% |
| MARSHALL WACE, LLP | 449,676 | $3.6m | 0.0% |
| CITADEL ADVISORS LLC | 402,436 | $3.2m | 0.0% |
| FEDERATED HERMES, INC. | 331,798 | $2.7m | 0.0% |
| STATE STREET CORP | 293,518 | $2.4m | 0.0% |
| RENAISSANCE TECHNOLOGIES LLC | 244,500 | $2.0m | 0.0% |
| JANE STREET GROUP, LLC | 242,018 | $1.9m | 0.0% |
| GROUP ONE TRADING LLC | 194,692 | $1.6m | 0.0% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 192,503 | $1.5m | 0.0% |
| NORTHERN TRUST CORP | 188,926 | $1.5m | 0.0% |
| VANGUARD FIDUCIARY TRUST CO | 161,170 | $1.3m | 0.0% |
| Invesco Ltd. | 159,762 | $1.3m | 0.0% |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC | 143,787 | $1.2m | 0.0% |
| UBS Group AG | 135,137 | $1.1m | 0.0% |
| TWO SIGMA INVESTMENTS, LP | 112,497 | $904,476 | 0.0% |
| WHITE PINE CAPITAL LLC | 109,241 | $878,298 | 0.2% |
| GSA CAPITAL PARTNERS LLP | 108,057 | $869,000 | 0.1% |
| CastleKnight Management LP | 107,289 | $862,604 | 0.0% |
| Global Retirement Partners, LLC | 89,289 | $717,884 | 0.0% |