VSOGF Vista Oil and Gas SAB de CV (PK)

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 2025

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)

Pedregal 24, Floor 4,

Colonia Molino del Rey, Alcaldía Miguel Hidalgo

Mexico City, 11040

Mexico

(Address of Principal Executive Office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☒   Form 40-F ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ☐

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934:

Yes ☐   No ☒

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): Not applicable.

CALL FOR THE ANNUAL ORDINARY GENERAL SHAREHOLDERS’ MEETING OF

VISTA ENERGY, S.A.B. DE C.V.

As provided by Sections 181 and 183 of the General Law of Commercial Companies (Ley General de Sociedades Mercantiles; “LGSM”) and by Articles eighteenth, nineteenth and twentieth of the current by-laws of Vista Energy, S.A.B. de C.V. (the “Company”), the shareholders of the Company (the “Shareholders”) are hereby called to the ANNUAL ORDINARY GENERAL SHAREHOLDERS’ MEETING, to be held at 10:00 a.m. on April 9, 2025, in Mexico City, United Mexican States (“Mexico”), corporate domicile of the Company, in the meeting room located at Torre Virreyes, Pedregal No. 24, 24^th Floor, Colonia Molino del Rey, Zip Code 11040, Miguel Hidalgo (the “Annual Ordinary General Shareholders’ Meeting”), in order to discuss the following:

AGENDA OF THE ANNUAL ORDINARY GENERAL MEETING

We remind the Shareholders that in order to be admitted to the Annual Ordinary General Shareholders’ Meeting, they are required to provide a deposit certificate (constancia de depósito) issued by the S.D. Indeval, Institución para el Depósito de Valores, S.A. de C.V., together with, if applicable, the supplementary list referred to in the LMV, no later than three business days prior to the date of the Annual Ordinary General Shareholders’ Meeting hereby called, at the aforementioned address, between 9:00 AM to 2:00 PM and 4:30 PM to 7:00 PM, from Monday to Friday, during business days. Upon delivery of such deposit certificates (constancias de depósito) by the Shareholders, entry passes will be issued without which such Shareholders will not be allowed to participate in the Annual Ordinary General Shareholders’ Meeting. Shareholders can attend the Annual Ordinary General Shareholders’ Meeting personally or represented by an attorney-in-fact appointed by means of a power of attorney granted in terms of the templates provided by the Company pursuant to Section 49, subsection III of the LMV or by means of a power of attorney granted in accordance with civil law and also pursuant to the provisions set forth in Section 192 of the LGSM. The template of power of attorney and other documents related to the Agenda are available for consultation at the address set forth above as well as on the website of the Company: http://www.vistaenergy.com/en/investors/.

Mexico City, Mexico as of February 26, 2025

/s/ Miguel Matías Galuccio

Miguel Matías Galuccio

Chairman of the Board of Directors of

Vista Energy, S.A.B. de C.V.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: February 26, 2025