FIRST MANHATTAN CO. LLC.'s ownership history for AMT

FIRST MANHATTAN CO. LLC. currently holds 208.8K shares with a market value of $40.5M. It started holding AMT on 2024-09-30. At its peak, it held 220.9K shares on 2025-06-30. Its highest holding value was $49.2M on 2025-06-30. At its lowest, it held 192.7K shares on 2024-09-30, with a value of $40.5M on 2025-09-30. In the recent 180 days, FIRST MANHATTAN CO. LLC. has decreased its shares by 10.7K. In the recent year, FIRST MANHATTAN CO. LLC. has increased its shares by 16.1K.