SIMPLEX TRADING, LLC's ownership history for AMT

SIMPLEX TRADING, LLC currently holds 14.7K shares with a market value of $2.6M. It started holding AMT on 2024-12-31. At its peak, it held 14.7K shares on 2025-12-31. Its highest holding value was $2.6M on 2025-12-31. At its lowest, it held 8.5K shares on 2024-12-31, with a value of $1.6K on 2024-12-31. In the recent 180 days, SIMPLEX TRADING, LLC has increased its shares by 6.3K.