EMERALD ADVISERS, LLC's ownership history for AMSC

EMERALD ADVISERS, LLC currently holds 521.2K shares with a market value of $31.0M. It started holding AMSC on 2024-12-31. At its peak, it held 521.2K shares on 2025-09-30. Its highest holding value was $31.0M on 2025-09-30. At its lowest, it held 28.1K shares on 2024-12-31, with a value of $692.6K on 2024-12-31. In the recent 180 days, EMERALD ADVISERS, LLC has increased its shares by 482.5K.