DRIEHAUS CAPITAL MANAGEMENT LLC's ownership history for AMSC

DRIEHAUS CAPITAL MANAGEMENT LLC currently holds 1.2M shares with a market value of $72.4M. It started holding AMSC on 2024-09-30. At its peak, it held 1.2M shares on 2025-09-30. Its highest holding value was $72.4M on 2025-09-30. At its lowest, it held 798.8K shares on 2024-09-30, with a value of $15.2M on 2025-03-31. In the recent 180 days, DRIEHAUS CAPITAL MANAGEMENT LLC has increased its shares by 379.1K. In the recent year, DRIEHAUS CAPITAL MANAGEMENT LLC has increased its shares by 420.2K.