| # | % | |||||
|---|---|---|---|---|---|---|
| 1 | SIMPLEX TRADING, LLC | 89 | 11,000 | 84.62% | Call | |
| 2 | GROUP ONE TRADING LLC | 200 | 2,000 | 15.38% | 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.