| CITADEL ADVISORS LLC | 2,559,638 | $7,039 |
| VANGUARD GROUP INC | 2,460,321 | $6,766 |
| BlackRock, Inc. | 654,046 | $1,799 |
| GEODE CAPITAL MANAGEMENT, LLC | 483,446 | $1,330 |
| Cable Car Capital, LP | 400,000 | $1,100 |
| Everstar Asset Management, LLC | 380,000 | $1,045 |
| PRELUDE CAPITAL MANAGEMENT, LLC | 213,593 | $587 |
| STATE STREET CORP | 181,801 | $500 |
| WOLVERINE ASSET MANAGEMENT LLC | 169,100 | $465 |
| United Capital Management of KS, Inc. | 160,000 | $440 |
| XTX Topco Ltd | 152,784 | $420 |
| J. Derek Lewis & Associates Inc. | 118,000 | $325 |
| NORTHERN TRUST CORP | 108,677 | $299 |
| OMERS ADMINISTRATION Corp | 87,000 | $239 |
| GSA CAPITAL PARTNERS LLP | 73,225 | $0 |
| Aristides Capital LLC | 66,100 | $182 |
| SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC | 37,276 | $103 |
| MILLENNIUM MANAGEMENT LLC | 36,530 | $100 |
| UBS Group AG | 34,493 | $95 |
| FNY Investment Advisers, LLC | 25,000 | $0 |
| TWO SIGMA INVESTMENTS, LP | 21,780 | $60 |
| CWA Asset Management Group, LLC | 11,862 | $33 |
| LPL Financial LLC | 11,256 | $31 |
| BNP PARIBAS ARBITRAGE, SA | 7,335 | $20 |
| ELKHORN PARTNERS LIMITED PARTNERSHIP | 7,000 | $19 |
| Quantbot Technologies LP | 3,407 | $9 |
| GROUP ONE TRADING, L.P. | 3,358 | $9 |
| DHJJ Financial Advisors, Ltd. | 1,352 | $4 |
| BANK OF AMERICA CORP /DE/ | 1,171 | $3 |
| TORONTO DOMINION BANK | 1,000 | $3 |
| CIBC Private Wealth Group, LLC | 1,000 | $3 |
| SRS Capital Advisors, Inc. | 1,000 | $3 |
| ROYAL BANK OF CANADA | 487 | $1 |
| Fortitude Family Office, LLC | 349 | $1 |
| Aventura Private Wealth, LLC | 180 | $0 |
| Physician Wealth Advisors, Inc. | 167 | $0 |
| JPMORGAN CHASE & CO | 79 | $0 |