| # | % | |||||
|---|---|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | 89,700 | 1,764,000 | 99.83% | Call | |
| 2 | SIMPLEX TRADING, LLC | 49 | 3,000 | 0.17% | 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.