GROUP ONE TRADING, L.P.
Holdings in QSI
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $270,381 | 245,801 | Shares | Sole | 2026-02-12 |
| 2025-09-30 | $532,661 | 377,774 | Shares | Sole | 2025-11-12 |
| 2025-06-30 | $263,878 | 134,632 | Shares | Sole | 2025-08-14 |
| 2023-06-30 | $5,645 | 3,154 | Shares | Sole | 2023-08-09 |
| 2023-03-31 | $2,735 | 1,554 | Shares | Sole | 2023-05-12 |
| 2021-06-30 | $337,150 | 27,500 | Shares | Sole | 2021-08-10 |