GROUP ONE TRADING LLC's ownership history for ZETA

GROUP ONE TRADING LLC currently holds 462.5K shares with a market value of $9.2M. It started holding ZETA on 2024-09-30. At its peak, it held 462.5K shares on 2025-09-30. Its highest holding value was $9.2M on 2025-09-30. At its lowest, it held 31.0K shares on 2024-09-30, with a value of $923.7K on 2024-09-30. In the recent 180 days, GROUP ONE TRADING LLC has increased its shares by 378.7K. In the recent year, GROUP ONE TRADING LLC has increased its shares by 431.5K.