The acquisition of Denver-based Sitio Royalties by a Texas energy firm reshapes the landscape of oil and gas royalties in the ...

Generacion Argentina, a subsidiary of the Argentine energy conglomerate Pampa Energia, purchased 5.2 million shares in GeoPark from May 15 to May 30, according to a Securities and Exchange Commission ...

Petroliam Nasional Bhd. is considering options for its Canadian company formerly known as Progress Energy Resources Corp., including a sale, according to people familiar with the matter.