GROUP ONE TRADING LLC's ownership history for QS

GROUP ONE TRADING LLC currently holds 675.5K shares with a market value of $7.0M. It started holding QS on 2024-09-30. At its peak, it held 675.5K shares on 2025-12-31. Its highest holding value was $7.0M on 2025-12-31. At its lowest, it held 217.6K shares on 2025-03-31, with a value of $905.0K on 2025-03-31. In the recent 180 days, GROUP ONE TRADING LLC has increased its shares by 213.3K. In the recent year, GROUP ONE TRADING LLC has increased its shares by 168.1K.