GROUP ONE TRADING LLC's ownership history for MP

GROUP ONE TRADING LLC currently holds 99.2K shares with a market value of $5.0M. It started holding MP on 2024-12-31. At its peak, it held 204.8K shares on 2025-09-30. Its highest holding value was $13.7M on 2025-09-30. At its lowest, it held 92.8K shares on 2024-12-31, with a value of $1.4M on 2024-12-31. In the recent 180 days, GROUP ONE TRADING LLC has decreased its shares by 28.1K.