SIMPLEX TRADING, LLC's ownership history for AMT

SIMPLEX TRADING, LLC currently holds 9.7K shares with a market value of $1.9K. It started holding AMT on 2024-12-31. At its peak, it held 9.7K shares on 2025-09-30. Its highest holding value was $1.9K on 2025-09-30. At its lowest, it held 8.5K shares on 2024-12-31, with a value of $1.6K on 2024-12-31.