DRIEHAUS CAPITAL MANAGEMENT LLC's ownership history for OSIS

DRIEHAUS CAPITAL MANAGEMENT LLC currently holds 235.8K shares with a market value of $60.1M. It started holding OSIS on 2025-06-30. At its peak, it held 235.8K shares on 2025-12-31. Its highest holding value was $60.1M on 2025-12-31. At its lowest, it held 102.7K shares on 2025-06-30, with a value of $23.1M on 2025-06-30. In the recent 180 days, DRIEHAUS CAPITAL MANAGEMENT LLC has increased its shares by 133.1K.