Vista Energy announced estimated proved (P1) reserves of 66.8 MMboe in the Bandurria Sur and Bajo del Toro blocks, acquired on May 7, 2026. The reserves comprise 51.8 MMboe from Bandurria Sur (25.1% working interest) and 15.0 MMboe from Bajo del Toro (35.0% working interest). Pro forma total net proved reserves stand at 654.9 MMboe as of December 31, 2025. Bandurria Sur holds 56 producing wells and 99 remaining locations, while Bajo del Toro has eight wells and 138 locations. Vista operates in the oil and gas exploration and production industry.