Live feed16:13:59·58dINSIDERFilingvia QuantisnowChief Commercial Officer Fietz Shelby Kyle converted options into 18,705 shares and covered exercise/tax liability with 6,036 shares, increasing direct ownership by 6% to 233,901 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.PUMP· ProPetro Holding Corp.EnergyOriginal source