Live feed16:03:39·9mINSIDERFilingvia QuantisnowExec. VP and Chief Engineer Barkmann Albert covered exercise/tax liability with 682 shares, decreasing direct ownership by 3% to 23,889 units (SEC Form 4) (for withholding tax)ByQuantisnow·Wall Street's wire, on your screen.FANG· Diamondback Energy Inc.EnergyOriginal source