Live feed16:50:37·138dINSIDERFilingvia QuantisnowChief Commercial Officer Fietz Shelby Kyle converted options into 3,539 shares and covered exercise/tax liability with 865 shares, increasing direct ownership by 1% to 206,959 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.PUMP· ProPetro Holding Corp.EnergyOriginal source