GROUP ONE TRADING LLC's ownership history for GFS

GROUP ONE TRADING LLC currently holds 162.7K shares with a market value of $5.8M. It started holding GFS on 2024-09-30. At its peak, it held 162.7K shares on 2025-09-30. Its highest holding value was $5.8M on 2025-09-30. At its lowest, it held 7.4K shares on 2024-09-30, with a value of $299.1K on 2024-09-30. In the recent 180 days, GROUP ONE TRADING LLC has increased its shares by 155.3K.