Vista Energy (NYSE: VIST) files 2025 sustainability-related financial report in Mexico

Rhea-AI Filing Summary

Vista Energy, S.A.B. de C.V. filed its Sustainability-Related Financial Disclosures Report for the year ended December 31, 2025 with the Mexican Stock Exchange and the Mexican National Banking and Securities Commission, pursuant to article 82 Bis of the Mexican Securities Act. The report is available on Vista Energy’s website and on the websites of both Mexican authorities. The company notes that the report contains forward-looking statements, which are subject to risks and uncertainties described in its annual reports and risk factor disclosures in Mexico and with the SEC.

Key Terms

Sustainability-Related Financial Disclosures Report, article 82 Bis of the Mexican Securities Act, forward-looking statements, Risk Factors, +1 more

5 terms

Sustainability-Related Financial Disclosures Report financial

"it has filed its <b>Sustainability-Related Financial Disclosures Report</b> for the year ended"

article 82 Bis of the Mexican Securities Act regulatory

"pursuant to <b>article 82 Bis of the Mexican Securities Act</b> (Ley del Mercado"

forward-looking statements regulatory

"Any statements contained herein ... are <b>forward-looking statements</b>."

Forward-looking statements are predictions or plans that companies share about what they expect to happen in the future, like estimating sales or profits. They matter because they help investors understand a company's outlook, but since they are based on guesses and assumptions, they can sometimes be wrong.

Risk Factors financial

"described in the “<b>Risk Factors</b>,” “Forward-Looking Statements” and other applicable"

Risk factors are elements or conditions that could cause an investment's value to decrease or lead to potential losses. They are like warning signs or obstacles that can affect the success of an investment, making it uncertain or more unpredictable. Recognizing risk factors helps investors understand the possible challenges and make more informed decisions.

annual report on Form 20-F regulatory

"sections of Vista’s annual report filed with the SEC on <b>Form 20-F</b>"

An annual report on Form 20-F is a standardized filing that foreign companies submit to the U.S. securities regulator to disclose their financial results, business operations, risks, and management’s discussion of performance. It matters to investors because it provides a complete, audited snapshot—like a company’s financial report card and shareholder letter combined—used to assess transparency, compare companies, and judge whether the stock’s price matches underlying business strengths and risks.

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FAQ

What did Vista Energy (VIST) disclose in its July 2026 Form 6-K?

Vista Energy disclosed that it filed its Sustainability-Related Financial Disclosures Report for the year ended December 31, 2025. The report was submitted to the Mexican Stock Exchange and the Mexican National Banking and Securities Commission under article 82 Bis of the Mexican Securities Act.

For which period does Vista Energy (VIST)’s sustainability-related financial report apply?

The report covers Vista Energy’s sustainability-related financial disclosures for the year ended December 31, 2025. It summarizes information that aligns with Mexican regulatory requirements for listed issuers, complementing the company’s other annual reporting in Mexico and with the SEC.

Where can investors access Vista Energy (VIST)’s Sustainability-Related Financial Disclosures Report?

Investors can access the report on Vista Energy’s investor relations website, the Mexican Stock Exchange’s website (BMV), and the Mexican National Banking and Securities Commission’s website. These platforms provide public access to the company’s 2025 sustainability-related financial information.

Under which legal framework was Vista Energy (VIST)’s sustainability report filed in Mexico?

The report was filed pursuant to article 82 Bis of the Mexican Securities Act (Ley del Mercado de Valores). This provision requires certain sustainability-related financial disclosures from issuers listed on the Mexican Stock Exchange and supervised by the Mexican National Banking and Securities Commission.

Does Vista Energy (VIST)’s sustainability-related financial report include forward-looking statements?

Yes. Vista Energy indicates that the report and related communications contain forward-looking statements about future events. These statements are subject to risks and uncertainties described in the company’s Risk Factors and other sections of its annual reports in Mexico and with the SEC.

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 July 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

(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 ☐

Sustainability-Related Financial Disclosures Report

Mexico City, July 15, 2026 — Vista Energy, S.A.B. de C.V. (“Vista” or the “Company”) (NYSE: VIST; BMV: VISTA) announced today that it has filed its Sustainability-Related Financial Disclosures Report for the year ended December 31, 2025 with the Mexican Stock Exchange’s (Bolsa Mexicana de Valores, S.A.B. de C.V.) and the Mexican National Banking and Securities Commission (Comisión Nacional Bancaria y de Valores), pursuant to article 82 Bis of the Mexican Securities Act (Ley del Mercado de Valores).

The report is accessible on the Company’s website, at https://www.vistaenergy.com/en/investors or at the Mexican Stock Exchange’s (Bolsa Mexicana de Valores, S.A.B. de C.V.) website: www.bmv.com.mx, or the Mexican National Banking and Securities Commission (Comisión Nacional Bancaria y de Valores) website: www.gob.mx/cnbv.

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. 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 United States Securities and Exchange Commission (“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 (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 8647 0128

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: July 15, 2026

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