VIST Vista Energy SAB de CV

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 March 2021

Commission File No. 001-39000

Vista Oil & Gas, 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)

Calle Volcán 150, Floor 5

Colonia Lomas de Chapultepec, Alcaldía Miguel Hidalgo

Mexico City, 11000

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  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  ☐

Indicate by check mark whether the registrant by furnishing the information contained in this Form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934:

Yes  ☐                     No    ☒

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): Not applicable.

Contents of this Form 6-K

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

Exhibit 1: Call for an ordinary general shareholders’ meeting to be held at 10:00 am Mexico City time on April 27, 2021.

Vista also informs that the following documents relating to the agenda of the ordinary shareholders’ meeting to be held at 10:00 am Mexico City time on April 27, 2021 are available on Vista’s website (http://www.vistaoilandgas.com/en/access-to-materials/): (i) the Consolidated Financial Statements as of December 31, 2020 and 2019, and for the years ended December 31, 2020 and 2019, (ii) the annual report of the Audit Committee, (iii) the annual report of Committee of Corporate Practices, (iv) the report on the main accounting and information policies and criteria, (v) the report of the Board of Directors on activities and operations in which it intervened during the fiscal year ended on December 31, 2020, (vi) the report of the Chief Executive Officer, (vii) the opinion of the Board of Directors on the contents of the report of the CEO, (viii) the independent auditor’s report, and (ix) the proposal of the compensation plan for the members of the board of directors.

Forward-Looking Statements

Any statements contained herein 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 prospectus filed with the United States Securities and Exchange Commission (“SEC”) and other applicable filings with the SEC and the Mexican National Banking and Securities Commission (Comisión Nacional Bancaria y de Valores).

Enquiries:

Investor Relations

Mexico: +52.55.1167.8250

Argentina: +54.11.3754.5832