GROUP ONE TRADING LLC's ownership history for PTLO

GROUP ONE TRADING LLC currently holds 219.3K shares with a market value of $1.4M. It started holding PTLO on 2024-09-30. At its peak, it held 219.3K shares on 2025-09-30. Its highest holding value was $1.7M on 2025-03-31. At its lowest, it held 25.7K shares on 2024-09-30, with a value of $316.2K on 2025-06-30. In the recent 180 days, GROUP ONE TRADING LLC has increased its shares by 76.4K.