Diamondback Energy, Inc. revenue for the last year amounted to 8.41 B USD, the most of which — 8.34 B USD — came from its highest performing source at the moment, Upstream, the year earlier bringing 9.57 B USD. The greatest contribution to the revenue figure was made by United States — last year it brought Diamondback Energy, Inc. 8.41 B USD, and the year before that — 9.64 B USD.