Vista Energy (VIST) furnishes unaudited interim financial statements on Form 6-K

Rhea-AI Filing Summary

Vista Energy, S.A.B. de C.V. has submitted a Form 6-K as a foreign private issuer. The filing primarily serves as a cover to furnish an exhibit containing the company’s unaudited interim condensed consolidated financial statements as of September 30, 2025 and December 31, 2024, and for the nine‑month periods ended September 30, 2025 and 2024.

The document also includes standard forward‑looking statement language, reminding readers that future results may differ from current expectations and referring to the company’s Form 20‑F and other filings for detailed risk factors. It provides investor relations contact information in Argentina and Mexico.

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 October 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)

Torre Mapfre,

243 Paseo de la Reforma Avenue, 18^th Floor

Colonia Renacimiento, Alcaldía Cuauhtémoc

06600, Mexico City

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 ☐

Contents of this Form 6-K

This Form 6-K for Vista Energy, S.A.B. de C.V. (“Vista” or the “Company”) contains the following exhibit:

Exhibit 1: Unaudited interim condensed consolidated financial statements as of September 30, 2025 and December 31, 2024 and for the nine-month periods ended September 30, 2025 and 2024.

Forward-Looking Statements

Any statements contained herein or in the attachments hereto regarding Vista that are not historical or current facts are forward-looking statements. These forward-looking statements convey Vista’s current expectations or forecasts of future events. Vista undertakes no obligation to publicly release any revisions to these forward-looking statements to reflect events or circumstances after the date hereof or to reflect the occurrence of anticipated events. Forward-looking statements regarding Vista involve known and unknown risks, uncertainties and other factors that may cause Vista’s actual results, performance or achievements to be materially different from any future results, performances or achievements expressed or implied by the forward-looking statements. Certain of these risks and uncertainties are described in the “Risk Factors,” “Forward-Looking Statements” and other applicable sections of Vista’s annual report filed with the SEC on Form 20-F and other applicable filings with the SEC and Vista’s latest annual report available on the Mexican Stock Exchange’s (Bolsa Mexicana de Valores, S.A.B. de C.V.) website: www.bmv.com.mx, the Mexican National Banking and Securities Commission’s (Comisión Nacional Bancaria y de Valores) website: www.gob.mx/cnbv and our website: www.vistaenergy.com.

Enquiries:

Investor Relations:

ir@vistaenergy.com

Argentina: +54 11 3754 8500

Mexico: + 52 55 1555 7104

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: October 22, 2025

VISTA ENERGY, S.A.B. DE C.V.
By:		/s/ Alejandro Cherñacov
Name:		Alejandro Cherñacov
Title:		Strategic Planning and Investor Relations Officer

FAQ

What does Vista Energy (VIST) report in this Form 6-K?

The Form 6-K from Vista Energy, S.A.B. de C.V. furnishes an exhibit containing unaudited interim condensed consolidated financial statements as of September 30, 2025 and December 31, 2024, and for the nine‑month periods ended September 30, 2025 and 2024.

Are the financial statements in Vista Energy’s (VIST) Form 6-K audited or unaudited?

The financial statements attached to the Form 6-K are explicitly described as unaudited interim condensed consolidated financial statements.

Which periods are covered by Vista Energy’s (VIST) interim financial statements in this filing?

The exhibit covers Vista’s financial position as of September 30, 2025 and December 31, 2024, and results for the nine‑month periods ended September 30, 2025 and 2024.

Where does Vista Energy (VIST) direct investors for more information on risks and forward-looking statements?

The company refers investors to the “Risk Factors”, “Forward-Looking Statements”, and other sections of its Form 20-F filed with the SEC, as well as its latest annual report available on the Mexican Stock Exchange, the Mexican National Banking and Securities Commission websites, and www.vistaenergy.com.

Who signed Vista Energy’s (VIST) October 2025 Form 6-K?

The Form 6-K is signed on behalf of Vista Energy by Alejandro Cherñacov, who is identified as the Strategic Planning and Investor Relations Officer.