Live feed16:41:20·49dINSIDERFilingvia QuantisnowDirector Campbell C Robert sold $1,251,000 worth of shares (3,000 units at $417.00), decreasing direct ownership by 9% to 30,646 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.MTZ· MasTec Inc.IndustrialsOriginal source