Live feed16:11:53·387dINSIDERFilingvia QuantisnowChief Commercial Officer Fietz Shelby Kyle converted options into 20,513 shares and covered exercise/tax liability with 8,029 shares, increasing direct ownership by 11% to 129,579 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.PUMP· ProPetro Holding Corp.EnergyOriginal source