GROUP ONE TRADING LLC's ownership history for ASPI

GROUP ONE TRADING LLC currently holds 628.2K shares with a market value of $6.0M. It started holding ASPI on 2024-12-31. At its peak, it held 706.8K shares on 2025-06-30. Its highest holding value was $6.0M on 2025-09-30. At its lowest, it held 67.1K shares on 2024-12-31, with a value of $304.1K on 2024-12-31. In the recent 180 days, GROUP ONE TRADING LLC has increased its shares by 358.6K.