Vista Energy (NYSE: VIST) buys back 2,000 Series A shares on market

Rhea-AI Filing Summary

Vista Energy, S.A.B. de C.V. reported that on August 27, 2025 it repurchased 2,000 Series A shares at a price of Mexican Pesos $729.61 per share, for a total of approximately Mexican Pesos $1,459,220, excluding fees and value-added tax. These buybacks were carried out under the authorization granted at the general ordinary shareholders’ meeting held on April 9, 2025 and were executed through Citi México Casa de Bolsa, S.A. de C.V., Grupo Financiero Citi México. After these transactions, there were 104,256,410 Series A shares outstanding and 1,822,123 Series A shares held in treasury.

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 August 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, 18th Floor

Colonia 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 ☐

Mexico City, Mexico, August 28, 2025

On August 27, 2025, Vista Energy, S.A.B. de C.V. (“Vista”) (NYSE: VIST in the New York Stock Exchange; BMV: VISTA in the Mexican Stock Exchange) repurchased 2,000 Series A shares of Vista, at a price of Mexican Pesos $729.61 per Series A share. These repurchases were made in furtherance of the approval granted at the general ordinary shareholders’ meeting held on April 9, 2025. The total amount of these Series A shares repurchases, excluding fees and value-added tax, was of approximately Mexican Pesos $1,459,220. After giving effect to such repurchases, there were 104,256,410 Series A shares outstanding, and 1,822,123 Series A shares were held in Treasury derived from repurchases carried out by the Company. Vista engaged Citi México Casa de Bolsa, S.A. de C.V., Grupo Financiero Citi México to execute these Series A shares repurchases.

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: August 28, 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 share repurchase did Vista Energy (VIST) complete in August 2025?

Vista Energy repurchased 2,000 Series A shares on August 27, 2025 at a price of Mexican Pesos $729.61 per share, for a total of approximately Mexican Pesos $1,459,220, excluding fees and value-added tax.

Under what authorization did Vista Energy (VIST) repurchase these Series A shares?

The Series A share repurchases were made in furtherance of the approval granted at the general ordinary shareholders’ meeting held on April 9, 2025.

How many Vista Energy Series A shares are outstanding after the repurchase?

After giving effect to the repurchases, Vista Energy reported 104,256,410 Series A shares outstanding.

How many Vista Energy Series A shares are held in treasury following this transaction?

Following the repurchases, Vista Energy stated that 1,822,123 Series A shares were held in treasury derived from repurchases carried out by the company.

Which financial intermediary executed Vista Energy’s August 2025 share repurchases?

Vista Energy engaged Citi México Casa de Bolsa, S.A. de C.V., Grupo Financiero Citi México to execute the repurchases of its Series A shares.

How can investors contact Vista Energy (VIST) Investor Relations?

Investors can contact Vista Energy’s Investor Relations via email at ir@vistaenergy.com, by phone in Argentina at +54 11 3754 8500, or in Mexico at +52 55 1555 7104.