GROUP ONE TRADING LLC's ownership history for PTCT

GROUP ONE TRADING LLC currently holds 52.7K shares with a market value of $3.6M. It started holding PTCT on 2024-12-31. At its peak, it held 113.3K shares on 2025-09-30. Its highest holding value was $7.0M on 2025-09-30. At its lowest, it held 68 shares on 2025-03-31, with a value of $3.5K on 2025-03-31. In the recent 180 days, GROUP ONE TRADING LLC has increased its shares by 45.1K. In the recent year, GROUP ONE TRADING LLC has increased its shares by 52.3K.