Buyer Seller Value Type Location
1 Hilcorp EnergyBP$5.6 billionAssetAlaska
2 Callon PetroleumCarrizo Oil & Gas$3.2 billionCorporatePermian, Eagle Ford
3 PDC EnergySRC Energy$1.7 billionCorporateDJ Basin
4 EcopetrolOccidental Petroleum$1.5 billionJoint VenturePermian
5 Spur Energy PartnersConcho Resources$925 millionAssetPermian
6 Viper Energy PartnersDiamondback Energy$700 millionRoyalty Permian
7 Osaka Gas GroupSabine Oil & Gas$610 millionAssetHaynesville
8 Franco-Nevada, Lime RockRange Resources$600 millionRoyalty Marcellus
9 Undisclosed BuyerCrescent Point$525 millionAssetUinta
10 Colony CapitalCalifornia Resources$320 millionJoint VentureCalifornia