GROUP ONE TRADING LLC's ownership history for DBI

GROUP ONE TRADING LLC currently holds 548.0K shares with a market value of $1.9M. It started holding DBI on 2024-12-31. At its peak, it held 548.0K shares on 2025-09-30. Its highest holding value was $1.9M on 2025-09-30. At its lowest, it held 20.5K shares on 2025-03-31, with a value of $74.9K on 2025-03-31. In the recent 180 days, GROUP ONE TRADING LLC has increased its shares by 527.5K.