DRIEHAUS CAPITAL MANAGEMENT LLC's ownership history for AMPX

DRIEHAUS CAPITAL MANAGEMENT LLC currently holds 3.8M shares with a market value of $64.0M. It started holding AMPX on 2025-09-30. At its peak, it held 3.8M shares on 2026-03-31. Its highest holding value was $64.0M on 2026-03-31. At its lowest, it held 2.4M shares on 2025-12-31, with a value of $18.9M on 2025-12-31. In the recent 180 days, DRIEHAUS CAPITAL MANAGEMENT LLC has increased its shares by 703.5K.