GROUP ONE TRADING LLC's ownership history for EC

GROUP ONE TRADING LLC currently holds 131.1K shares with a market value of $2.0M. It started holding EC on 2024-12-31. At its peak, it held 131.1K shares on 2026-03-31. Its highest holding value was $2.0M on 2026-03-31. At its lowest, it held 41.6K shares on 2025-03-31, with a value of $366.0K on 2024-12-31. In the recent 180 days, GROUP ONE TRADING LLC has increased its shares by 89.5K.