GROUP ONE TRADING LLC's ownership history for MAGS

GROUP ONE TRADING LLC currently holds 245.9K shares with a market value of $16.0M. It started holding MAGS on 2025-06-30. At its peak, it held 300.4K shares on 2025-06-30. Its highest holding value was $16.7M on 2025-06-30. At its lowest, it held 245.9K shares on 2025-09-30, with a value of $16.0M on 2025-09-30.