SCHEDULE 13G/A 0000929638-23-003075 0001801297 XXXXXXXX LIVE 2 American Depositary Shares, each representing one Series A Share, with no par value 02/02/2026 0001762506 Vista Energy, S.A.B. de C.V. 92837L109 TORRE MAPFRE, 243 PASEO DE LA REFORMA AV, 18 FL, MEXICO CITY, CUAUHTEMOC ALCALDIA CUAUHTEMOC O5 06500 Rule 13d-1(c) Al Mehwar Commercial Investments LLC C0 0 2892409 0 2892409 2892409 N 2.8 OO Abu Dhabi Investment Council Co P.J.S.C C0 0 2892409 0 2892409 2892409 N 2.8 CO Vista Energy, S.A.B. de C.V. TORRE MAPFRE, 243 PASEO DE LA REFORMA, AV, 18 FL, MEXICO CITY, CUAUHTEMOC, ALCALDIA CUAUHTEMOC, Mexico, 06500 This statement is filed by (i) Al Mehwar Commercial Investments LLC ("Al Mehwar") and (ii) Abu Dhabi Investment Council Company P.J.S.C. ("ADIC"). The foregoing are collectively referred to herein as the "Reporting Persons." Al Mehwar holds the securities of the Issuer. Al Mehwar is a wholly owned subsidiary of ADIC. The address of principal office of each of Al Mehwar and ADIC is Al Bahr Towers, Sheikh Zayed Bin Sultan Street, (Intersection with Shakhbout Bin Sultan Street - 19th Street) PO BOX 61999, Abu Dhabi, United Arab Emirates. Please refer to Item 4 on each cover page for each Reporting Person. Y Al Mehwar 2,892,409 ADIC 2,892,409 ADIC disclaims beneficial ownership of all securities included in this report, and the filing of this report shall not be construed as an admission that any such person or entity is the beneficial owner of any such securities for purposes of Section 13(d) or 13(g) of the Securities Exchange Act of 1934, as amended, or for any other purpose. Al Mehwar 2.8% ADIC 2.8% The percentages are based on 104,301,055 shares of Series A Shares outstanding as of February 2, 2026, as reported in the Issuer's report on Form 6-K filed on February 2, 2026. 0 2,892,409 0 2,892,409 N Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. Al Mehwar Commercial Investments LLC /s/ Salem Mohamed Al Ameri 02/03/2026 /s/ Saoud Essa Al Mulla 02/03/2026 Abu Dhabi Investment Council Co P.J.S.C /s/ Salem Mohamed Al Ameri 02/03/2026 /s/ Saoud Essa Al Mulla 02/03/2026