GROUP ONE TRADING LLC's ownership history for RR

GROUP ONE TRADING LLC currently holds 567.8K shares with a market value of $1.8M. It started holding RR on 2025-09-30. At its peak, it held 1.5M shares on 2025-09-30. Its highest holding value was $6.6M on 2025-09-30. At its lowest, it held 567.8K shares on 2025-12-31, with a value of $1.8M on 2025-12-31.