Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 6-K REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER SECURITIES EXCHANGE ACT OF 1934 For the month of February 2026 Commission File No. 001-39000 Vista Energy, S.A.B. de C.V. (Exact Name of the Registrant as Specified in the Charter) N.A. (Translation of Registrant's Name into English) Torre Mapfre, 243 Paseo de la Reforma Avenue, 18th Floor Cuauhtémoc, Alcaldía Cuauhtémoc 06500, Mexico City Mexico ...