Vista Energy (NYSE: VIST) buys back 75,000 Series A shares

Rhea-AI Filing Summary

Vista Energy, S.A.B. de C.V. reported that on August 26, 2025 it repurchased 75,000 Series A shares at a price of Mexican Pesos $729.08 per share. The total amount of these repurchases, excluding fees and value-added tax, was approximately Mexican Pesos $54,680,955.

These buybacks were carried out under an approval granted at the general ordinary shareholders’ meeting held on April 9, 2025 and executed through Citi México Casa de Bolsa, S.A. de C.V., Grupo Financiero Citi México. After the repurchases, there were 104,258,410 Series A shares outstanding and 1,820,123 Series A shares held in treasury derived from repurchases by the company.

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 27, 2025

On August 26, 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 75,000 Series A shares of Vista, at a price of Mexican Pesos $729.08 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 $54,680,955. After giving effect to such repurchases, there were 104,258,410 Series A shares outstanding, and 1,820,123 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 27, 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 did Vista Energy (VIST) report in this Form 6-K?

Vista Energy reported the repurchase of 75,000 Series A shares on August 26, 2025, executed on the Mexican market under a previously approved share buyback authorization.

How many Vista Energy Series A shares were repurchased and at what price?

Vista Energy repurchased 75,000 Series A shares at a price of Mexican Pesos $729.08 per Series A share.

What was the total amount spent by Vista Energy on these share repurchases?

The total amount of these Series A share repurchases was approximately Mexican Pesos $54,680,955, excluding fees and value-added tax.

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

After the repurchase, Vista Energy had 104,258,410 Series A shares outstanding.

How many Vista Energy shares are held in treasury after these repurchases?

Following these transactions, 1,820,123 Series A shares were held in treasury as a result of repurchases carried out by the company.

Who executed Vista Energy’s Series A share repurchases?

The Series A share repurchases were executed by Citi México Casa de Bolsa, S.A. de C.V., Grupo Financiero Citi México on behalf of Vista Energy.

Under what approval were Vista Energy’s share repurchases made?

The repurchases were made in furtherance of the approval granted at Vista Energy’s general ordinary shareholders’ meeting held on April 9, 2025.