GROUP ONE TRADING LLC's ownership history for MSTU

GROUP ONE TRADING LLC currently holds 346.0K shares with a market value of $1.6M. It started holding MSTU on 2025-06-30. At its peak, it held 346.0K shares on 2025-09-30. Its highest holding value was $1.6M on 2025-09-30. At its lowest, it held 108.4K shares on 2025-06-30, with a value of $937.9K on 2025-06-30.