GROUP ONE TRADING LLC's ownership history for KLAC

GROUP ONE TRADING LLC currently holds 1.8K shares with a market value of $2.2M. It started holding KLAC on 2025-06-30. At its peak, it held 3.6K shares on 2025-09-30. Its highest holding value was $3.9M on 2025-09-30. At its lowest, it held 1.8K shares on 2025-12-31, with a value of $2.1M on 2025-06-30. In the recent 180 days, GROUP ONE TRADING LLC has decreased its shares by 517.