| # | % | |||||
|---|---|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | 12,800 | 811,000 | 97.95% | Call | |
| 2 | SIMPLEX TRADING, LLC | 283 | 17,000 | 2.05% | Call |
From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.