Live feed16:03:38·182dINSIDERFilingvia QuantisnowVice President, R&D Mauney William Marshall Jr sold $995,190 worth of shares (3,000 units at $331.73), decreasing direct ownership by 40% to 4,451 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.POWL· Powell Industries Inc.EnergyOriginal source