GROUP ONE TRADING LLC's ownership history for SIRI

GROUP ONE TRADING LLC currently holds 60.5K shares with a market value of $1.4M. It started holding SIRI on 2024-09-30. At its peak, it held 362.6K shares on 2024-09-30. Its highest holding value was $8.6M on 2024-09-30. At its lowest, it held 60.5K shares on 2025-09-30, with a value of $1.4M on 2025-09-30. In the recent 180 days, GROUP ONE TRADING LLC has decreased its shares by 158.0K.