Live feed16:30:30·576dINSIDERFilingvia QuantisnowOfficer Wang David H sold $1,073,250 worth of shares (56,250 units at $19.08), decreasing direct ownership by 7% to 710,506 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.ACMR· ACM Research Inc.TechnologyOriginal source