SIMPLEX TRADING, LLC's ownership history for CMCSA

SIMPLEX TRADING, LLC currently holds 783.7K shares with a market value of $23.4M. It started holding CMCSA on 2024-09-30. At its peak, it held 783.7K shares on 2025-12-31. Its highest holding value was $23.4M on 2025-12-31. At its lowest, it held 137.1K shares on 2025-09-30, with a value of $4.3K on 2025-09-30. In the recent 180 days, SIMPLEX TRADING, LLC has increased its shares by 600.3K.