| UBS Group AG | 2,560,302 | $63.7m | 0.0% |
| GOLDMAN SACHS GROUP INC | 500,032 | $12.4m | 0.0% |
| MORGAN STANLEY | 291,635 | $7.3m | 0.0% |
| RAFFLES ASSOCIATES LP | 279,580 | $7.0m | 3.1% |
| HCEP Management Ltd | 247,188 | $6.2m | 10.0% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 157,248 | $3.9m | 0.0% |
| SG Americas Securities, LLC | 120,000 | $3.0m | 0.0% |
| IMC-Chicago, LLC | 80,816 | $2.0m | 0.0% |
| GROUP ONE TRADING LLC | 58,754 | $1.5m | 0.0% |
| JANE STREET GROUP, LLC | 50,704 | $1.3m | 0.0% |
| Focus Partners Wealth | 48,300 | $1.2m | 0.0% |
| HRT FINANCIAL LP | 19,494 | $485,000 | 0.0% |
| Archford Capital Strategies, LLC | 18,000 | $448,020 | 0.0% |
| Jump Financial, LLC | 16,114 | $401,078 | 0.0% |
| STATE OF WISCONSIN INVESTMENT BOARD | 12,340 | $307,143 | 0.0% |
| D. E. Shaw & Co., Inc. | 11,917 | $296,376 | 0.0% |
| RAMSEY QUANTITATIVE SYSTEMS | 11,280 | $280,759 | 0.3% |
| FNY Investment Advisers, LLC | 6,750 | $168,000 | 0.1% |
| Sterling Capital Management LLC | 766 | $19,066 | 0.0% |
| EverSource Wealth Advisors, LLC | 250 | $6,223 | 0.0% |
| HARBOUR INVESTMENTS, INC. | 100 | $2,489 | 0.0% |
| BARCLAYS PLC | 56 | $1,394 | 0.0% |
| Integrated Wealth Concepts LLC | 23 | $579 | 0.0% |
| EQUITEC PROPRIETARY MARKETS, LLC | 20 | $498 | 0.0% |
| Institute for Wealth Management, LLC. | 0 | $1 | 0.0% |