Company: VIST
Filing Date: 2025-04-09
Form Type: 20-F
Source: 0001193125-25-076856
Chunk: 27

Company: Vista Energy, S.A.B. de C.V.
Filing Date: 2025-04-09
Form: 20-F
Item: Item 4
Chunk 27
---

Table of Contents

able to take advantage of certain exemptions from various requirements applicable to other public companies that are emerging growth companies including, most significantly, not being required to comply with the auditor attestation requirements of Section 404 of the Sarbanes-Oxley Act of 2002 (“ SOX”). As such, our independent registered public accounting firm is now required to attest to the effectiveness of our internal control over financial reporting.

Public Company in Mexico

Because we are a public company in Mexico, investors can access our historical financial statements published in Spanish on the Mexican Stock Exchange’s ( Bolsa Mexicana de Valores, S. A. B. de C. V.), the Mexican National Banking Commission’s (Comisión Nacional Bancaria y de Valores) (“ CNBV”)’s and our websites at www. bmv. com. mx, www. gob. mx/cnbv and www. vistaenergy. com, respectively. The information found on the Mexican Stock Exchange’s, the CNBV’s and our websites is not a part of this annual report.

Non-IFRSFinancial Measures

In this annual report, we present ROACE, Net Debt, Adjusted EBITDA, Adjusted EBITDA Margin and Adjusted Net Income (in each case, as defined below), which are non-IFRSfinancial measures. A non-IFRSfinancial measure is generally defined as a numerical measure of a registrant’s historical or future financial performance, financial position or cash flows that: (i) excludes amounts, or is subject to adjustments that have the effect of excluding amounts, that are included in the most directly comparable measure calculated and presented in accordance with IFRS in the statement of income, balance sheet or statement of cash flows (or equivalent statements) of the issuer; or (ii) includes amounts, or is subject to adjustments that have the effect of including amounts, that are excluded from the most directly comparable measure so calculated and presented.

We define Adjusted EBITDA as profit for the year, net, plus income tax expense, financial income (expense), net, depreciation, depletion and amortization, transaction costs related to business combinations and gain from asset disposals, restructuring and reorganization expenses, gain related to the transfer of conventional assets, other non-cashcosts related to the transfer of conventional assets and (reversal) impairment of long-lived assets. Effective for periods starting on or after January 1, 2023, the Company has adjusted the definition of Adjusted EBITDA compared