| # | % | |||||
|---|---|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | 430,200 | 4,616,000 | 99.55% | Call | |
| 2 | SIMPLEX TRADING, LLC | 206 | 21,000 | 0.45% | 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.