DRIEHAUS CAPITAL MANAGEMENT LLC's ownership history for OIS

DRIEHAUS CAPITAL MANAGEMENT LLC currently holds 1.3M shares with a market value of $15.5M. It started holding OIS on 2026-03-31. At its peak, it held 1.3M shares on 2026-03-31. Its highest holding value was $15.5M on 2026-03-31. At its lowest, it held 1.3M shares on 2026-03-31, with a value of $15.5M on 2026-03-31.