Live feed16:30:11·572dINSIDERFilingvia QuantisnowOfficer Wang David H sold $1,006,087 worth of shares (56,250 units at $17.89), decreasing direct ownership by 8% to 654,256 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.ACMR· ACM Research Inc.TechnologyOriginal source