Vista Energy (NYSE: VIST) completes 50,000-share Series A repurchase

Rhea-AI Filing Summary

Vista Energy, S.A.B. de C.V. repurchased 50,000 Series A shares on August 3, 2026 at Mexican Pesos $1,187.60 per share, for a total of approximately Mexican Pesos $59,380,000, under an authorization from the general ordinary shareholders’ meeting held on April 28, 2026.

After these repurchases, there were 111,067,402 Series A shares outstanding, and 1,234,351 Series A shares were held in treasury from company repurchases. Citi México Casa de Bolsa, S.A. de C.V., Grupo Financiero Citi México executed the transactions.

Key Figures

Shares repurchased: 50,000 Series A shares Repurchase price per share: Mexican Pesos $1,187.60 Total repurchase amount: Mexican Pesos $59,380,000 +2 more

5 metrics

Shares repurchased 50,000 Series A shares Repurchased on August 3, 2026

Repurchase price per share Mexican Pesos $1,187.60 Price paid per Series A share repurchased

Total repurchase amount Mexican Pesos $59,380,000 Approximate total for 50,000 shares, excluding fees and VAT

Shares outstanding after repurchase 111,067,402 Series A shares Outstanding after giving effect to the August 3, 2026 repurchases

Treasury shares after repurchase 1,234,351 Series A shares Held in treasury derived from company repurchases

Key Terms

Series A shares, treasury, general ordinary shareholders’ meeting, Casa de Bolsa

4 terms

Series A shares financial

"repurchased 50,000 Series A shares of Vista, at a price"

treasury financial

"1,234,351 Series A shares were held in Treasury derived"

The treasury is the department or area within a government or organization responsible for managing its money, finances, and financial strategies. It handles tasks like collecting revenue, paying bills, and planning for future financial needs, much like a household manages its budget. For investors, understanding the treasury is important because it influences interest rates, government spending, and overall economic stability.

general ordinary shareholders’ meeting financial

"approval granted at the general ordinary shareholders’ meeting held"

Casa de Bolsa financial

"Vista engaged Citi México Casa de Bolsa, S.A. de C.V."

AI-generated analysis. How Rhea-AI works. Not financial advice.

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FAQ

What did Vista Energy (VIST) disclose in the August 2026 Form 6-K?

Vista Energy reported it repurchased 50,000 Series A shares on August 3, 2026 at Mexican Pesos $1,187.60 per share, for a total of approximately Mexican Pesos $59,380,000, under a prior shareholders’ meeting authorization.

How many Vista Energy (VIST) shares were outstanding after the repurchase?

Following the August 3, 2026 transaction, Vista Energy had 111,067,402 Series A shares outstanding. Additionally, 1,234,351 Series A shares were held in treasury as a result of repurchases carried out by the company.

What price did Vista Energy (VIST) pay per Series A share in the buyback?

Vista Energy paid Mexican Pesos $1,187.60 per Series A share in the repurchase of 50,000 shares on August 3, 2026, resulting in a total consideration of approximately Mexican Pesos $59,380,000, excluding fees and value-added tax.

Under what authorization did Vista Energy (VIST) repurchase the shares?

The repurchase of 50,000 Series A shares was carried out in furtherance of approval granted at Vista Energy’s general ordinary shareholders’ meeting held on April 28, 2026, which authorized the company to conduct these share buybacks.

Which broker executed Vista Energy’s (VIST) share repurchases?

Vista engaged Citi México Casa de Bolsa, S.A. de C.V., Grupo Financiero Citi México to execute the repurchase of 50,000 Series A shares on August 3, 2026, as part of its shareholder-approved buyback activity.

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 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

Colonia Renacimiento, 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 4, 2026

On August 3, 2026, 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 50,000 Series A shares of Vista, at a price of Mexican Pesos $1,187.60 per Series A share. These repurchases were made in furtherance of the approval granted at the general ordinary shareholders’ meeting held on April 28, 2026. The total amount of these Series A shares repurchases, excluding fees and value-added tax, was of approximately Mexican Pesos $59,380,000. After giving effect to such repurchases, there were 111,067,402 Series A shares outstanding, and 1,234,351 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 4, 2026

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