Vista Energy has reported its estimated certified proved ('P1') oil and gas reserves as of December 31, 2022, which showed a 39% year-over-year increase, for a total of 251.6 million barrels of oil equivalent (MMboe). P1 reserves additions totaled 87.8 MMboe, implying a reserves replacement ratio of 495%. The proved oil and gas reserves in Vista’s flagship Bajada del Palo Oeste project were estimated at 186.4 MMboe.