Live feed16:14:13·40dINSIDERFilingvia QuantisnowVice President, R&D Mauney William Marshall Jr sold $809,218 worth of shares (2,500 units at $323.69), decreasing direct ownership by 19% to 10,853 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.POWL· Powell Industries Inc.EnergyOriginal source