Company: VIST
Filing Date: 2025-12-03
Form Type: 6-K
Source: 0001193125-25-306998
Chunk: 2

Company: Vista Energy, S.A.B. de C.V.
Filing Date: 2025-12-03
Form: 6-K
Chunk 2
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) 2017/1129 from the requirement to publish a prospectus for offers of securities.

No PRIIPs KID / UK PRIIPs KID – No PRIIPs / UK PRIIPs key information document (KID) has been prepared as not available to retail in EEA or UK.

This announcement has been prepared on the basis that any offer of securities in the United Kingdom will be made pursuant to an exemption under the Financial
Services and Markets Act 2000 and Regulation (EU) 2017/1129 as it forms part of domestic law by virtue of the European Union (Withdrawal) Act 2018 from the requirement to publish a prospectus for offers of securities.

The information in this announcement is only directed at (i) persons who are outside the UK or (ii)
investment professionals falling within Article 19(5) of the Financial Services and Markets Act 2000 (Financial Promotion) Order 2005 (the “Order”) or (iii) high net worth companies, and other persons to whom it may lawfully be
communicated, falling within Article 49(2)(a) to (d) of the Order (all such persons together being referred to as “relevant persons”). The securities are only available to, and any invitation, offer or agreement to subscribe, purchase or
otherwise acquire such securities will be engaged in only with, relevant persons. Any person who is not a relevant person should not act or rely on this communication or any of its contents. Any investment activity to which this announcement relates
is reserved for relevant persons only and may only be engaged in by relevant persons.

THE PUBLIC OFFERING IN ARGENTINA OF THE SECURITIES DESCRIBED IN
THIS ANNOUNCEMENT IS INCLUDED IN THE AUTHORIZATION THAT THE ARGENTINE NATIONAL SECURITIES COMMISSION (CNV) GRANTED TO VISTA ENERGY ARGENTINA S.A.U. TO ISSUE NOTES PURSUANT TO ITS U.S.$3,000,000,000 GLOBAL PROGRAM FOR THE ISSUANCE OF SIMPLE
NON-CONVERTIBLE DEBT SECURITIES (OBLIGACIONES NEGOCIABLES SIMPLES NO CONVERTIBLES EN ACCIONES) APPROVED BY THE CNV. THIS ANNOUNCEMENT HAS NOT BEEN PREVIOUSLY REVIEWED OR APPROVED BY THE CNV.

Forward Looking Statements

Any statements contained
herein regarding the Company or any of its subsidiaries that are not historical or current facts are forward-looking statements. These forward-looking statements convey Vista