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About projections and forward-looking statements Additional information about Vista Energy, S.A.B. de C.V., a sociedad anónima bursátil de capital variable organized under the laws of Mexico (the “Company” or “Vista”) can be found in the “Investors” section on the website at www.vistaoilandgas.com. This presentation does not constitute an offer to sell or the solicitation of any offer to buy any securities of the Company, in any jurisdiction. Securities may not be offered or sold in the United States absent registration with the U.S. Securities Exchange Commission (“SEC”), the Mexican National Securities Registry held by the Mexican National Banking and Securities Commission (“CNBV”) or an exemption from such registrations. This presentation does not contain all the Company’s financial information. As a result, investors should read this presentation in conjunction with the Company’s consolidated financial statements and other financial information available on the Company’s website. All the amounts contained herein are unaudited. Rounding rounded figures, amounts but and on percentages: the basis of such Certain amounts prior and topercentages rounding. For included this reason, in this certain presentation percentage haveamounts been rounded in thisfor presentation ease of presentation may vary.from Percentage those obtained figures included by performing in this presentation the same calculations have not in using all cases the figures been calculated in the financial on the statements basis of such . In This addition, presentation certain other contains amounts certain that metrics appear that in this do not presentation have standardized may not sum meanings due toor rounding standard . methods of calculation and therefore such measures may not be comparable to similar measures used by other companies. Such metrics have been included herein to provide readers with additional measures to evaluate the Company’s performance; however, such measures are not reliable indicators of the future performance of the Company and future performance may not compare to the performance in previous periods. No reliance may be placed for any purpose whatsoever on the information contained in this document or on its completeness. Certain information contained in this presentation has been obtained from published sources, which may not have been independently verified or audited. No representation or warranty, express or implied, is given or will be given by or on behalf of the Company, or any of its affiliates (within the meaning of Rule 405 under the Act, “Affiliates”), members, directors, officers or employees or any other person (the “Related Parties”) as to the accuracy, completeness or fairness of the information or opinions contained in this presentation or any other material discussed verbally, and any reliance you place on them will be at your sole risk. Any opinions presented herein are based on general information gathered at the time of writing and are subject to change without notice. In addition, no responsibility, obligation or liability (whether direct or indirect, in contract, tort or otherwise) is or will be accepted by the Company or any of its Related Parties in relation to such information or opinions or any other matter in connection with this presentation or its contents or otherwise arising in connection therewith. This presentation also includes certain non-IFRS (International Financial Reporting Standards) financial measures which have not been subject to a financial audit for any period. The information and opinions contained in this presentation are provided as at the Thisdate presentation of this presentation includes “forward and are-subject lookingto statements” verification,concerning completionthe andfuture change . The without words notice such . as “believes,” “thinks,” “forecasts,” “expects,” “anticipates,” “intends,” “should,” “seeks,” “estimates,” “future” or similar expressions are included with the estimates intention of on identifying which forward statements -looking about statements the future are . For based theare avoidance believedof by doubt, our management any projection, to be guidance reasonable or similar and based estimation on the about best currently the future available or future information, results, performance such forward or achievements -looking statements is a forward are based -looking onstatement assumptions . Although that arethe inherently assumptions subject and to significant uncertainties and contingencies, many of which are beyond our control. There will be differences between actual and projected results, and actual results may be materially greater or materially less than those contained in the projections. Projections related to production results as well as costs estimations – including Vista’s anticipated performance and guidance for 2023 included in this presentation – are based on information as of the date of this presentation and reflect numerous assumptions including assumptions with respect to type curves for new well designs and certain frac spacing expectations, all of which are difficult to predict and many of which are beyond our control and remain subject to several risks and uncertainties. The inclusion of the projected financial information in this document should not be regarded as an indication that we or our management considered or consider the projections to be a reliable prediction of future events. As such, no representation can be made as to the attainability of projections, guidances or other estimations of future results, performance or achievements. We have not warranted the accuracy, reliability, appropriateness or completeness of the projections to anyone. Neither our management nor any of our representatives has made or makes any representation to any person regarding our future performance compared to the information contained in the projections, and none of them intends to or undertakes any obligation to update or otherwise revise the projections to reflect circumstances existing after the date when made These or to reflect expectations the occurrence and projections of futureare events subject in the to event significant that any known or all and ofunknown the assumptions risks and underlying uncertainties the projections which mayare cause shown ourto actual be inresults, error. We performance may or may ornot achievements, refer back toor these industry projections results,in toour befuture materially periodic different reports from filed any under expected the Exchange or projected Act. results, performance or achievements expressed or implied by such forward-looking statements. Many important factors could cause our actual results, performance or achievements to differ materially from those expressed or implied in our forward-conditions looking statements, in Argentina, including, Mexico among and inother other things: countries uncertainties in which we relating operate; to future changes government in law, rules, concessions regulations andand exploration interpretations permits;and adverse enforcements outcomesthereto in litigation applicable that may to the arise Argentine in the future; and Mexican general political, energy sectors, economic, including social, demographic changes to the and regulatory business environment in which we operate and changes to programs established to promote investments in the energy industry; any unexpected increases in financing costs or an inability to obtain financing and/or additional capital pursuant to attractive terms; any changes in the capital markets in general that may affect the policies or attitude in Argentina and/or Mexico, and/or Argentine and Mexican companies with respect to financings extended to or investments made in Argentina and Mexico or Argentine and Mexican companies; fines or other penalties and claims by the authorities and/or customers; any future restrictions on the ability to exchange Mexican or Argentine Pesos into foreign currencies or to transfer funds abroad; the revocation or amendment of our respective concession agreements by the granting authority; our ability to implement our capital expenditures plans or business strategy, including our ability to obtain financing when necessary and on reasonable terms; government intervention, including measures that result in changes to the Argentine and Mexican, labor markets, exchange markets or tax systems; continued and/or higher rates of inflation and fluctuations in exchange rates, including the devaluation of the Mexican Peso or Argentine Peso; any force majeure events, or fluctuations or reductions in the value of Argentine public debt; changes to the demand for energy; uncertainties relating to the effects of the Covid-19 outbreak; environmental, health and safety regulations and industry standards that are becoming more stringent; energy markets, including the timing and extent of changes and volatility in commodity prices, and the impact of any protracted or material reduction in oil prices from historical employees; averages; changes the ability in the of our regulation directors ofand theofficers energy to and identify oil andan gas adequate sector in number Argentina of potential and Mexico, acquisition and throughout opportunities; Latinour America; expectations our relationship with respect with to our the employees performance and of our ourability recently to retain acquired key businesses; members of our our expectations senior management for futureand production, key technical costs and crude oil prices used in our projections; increased market competition in the energy sectors in Argentina and Mexico; and potential changes in regulation and free trade agreements as a result of U.S., Mexican or other Latin American political conditions. or Forward other—factors looking . In statements light of these speak limitations, only as of undue the date reliance on which should they notwere be placed made, on and forward we undertake -looking statements no obligation contained to release inpublicly this presentation any updates . Further or revisions information to anyconcerning forward-looking risks and statements uncertainties contained associated herein with because theseof forward new information, -looking statements future events and Vista’s business can be found in Vista’s public disclosures filed on EDGAR (www.sec.gov) or at the web page of the Mexican Stock Exchange (www.bmv.com.mx). You should not take any statement regarding past trends or activities as a representation that the trends or activities will continue in the future. Accordingly, you should not put undue reliance on these statements. This presentation is not intended to constitute and should not be construed as investment advice. Other Information. Vista routinely posts important information for investors in the Investor Relations support section on its website, www.vistaenergy.com. From time to time, Vista may use its website as a channel of distribution of material information. Accordingly, investors should monitor Vista’s Investor Relations website, in addition to following Vista’s press releases, SEC filings, public conference calls and webcasts.