| # | % | |||||
|---|---|---|---|---|---|---|
| 1 | GROUP ONE TRADING LLC | 309,700 | 3,568,000 | 87.56% | Call | |
| 2 | Virtu KCG Holdings LLC | 44,000 | 507,000 | 12.44% | 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.
