Diamondback Energy, Inc. Receives Stockholder Approval for Proposed Transaction with Endeavor Energy Resources, L.P. - Seite 2

Factors that could cause the outcomes to differ materially include (but are not limited to) the following: the completion of the proposed transaction on anticipated terms and timing or at all, including regulatory approval and satisfying other conditions to the completion of the transaction; uncertainties as to whether the proposed transaction, if consummated, will achieve its anticipated benefits and projected synergies within the expected time period or at all; Diamondback’s ability to integrate Endeavor’s operations in a successful manner and in the expected time period; the occurrence of any event, change, or other circumstance that could give rise to the termination of the proposed transaction; risks that the anticipated tax treatment of the proposed transaction is not obtained; unforeseen or unknown liabilities; unexpected future capital expenditures; potential litigation relating to the proposed transaction; the possibility that the proposed transaction may be more expensive to complete than anticipated, including as a result of unexpected factors or events; the effect of the pendency, or completion of the proposed transaction on the parties’ business relationships and business generally; risks that the proposed transaction disrupts current plans and operations of Diamondback or Endeavor and their respective management teams and potential difficulties in retaining employees as a result of the proposed transaction; the risks related to Diamondback’s financing of the proposed transaction; potential negative effects of the pendency or completion of the proposed transaction on the market price of Diamondback’s common stock and/or operating results; rating agency actions and Diamondback’s ability to access short- and long-term debt markets on a timely and affordable basis; changes in supply and demand levels for oil, natural gas, and natural gas liquids, and the resulting impact on the price for those commodities; the impact of public health crises, including epidemic or pandemic diseases and any related company or government policies or actions; actions taken by the members of OPEC and Russia affecting the production and pricing of oil, as well as other domestic and global political, economic, or diplomatic developments, including any impact of the ongoing war in Ukraine and the Israel-Hamas war on the global energy markets and geopolitical stability; instability in the financial markets; concerns over a potential economic slowdown or recession; inflationary pressures; rising interest rates and their impact on the cost of capital; regional supply and demand factors, including delays, curtailment delays or interruptions of production, or governmental orders, rules or regulations that impose production limits; federal and state legislative and regulatory initiatives relating to hydraulic fracturing, including the effect of existing and future laws and governmental regulations; physical and transition risks relating to climate change; those risks described in Item 1A of Diamondback’s Annual Report on Form 10-K, filed with the SEC on February 22, 2024, and those risks disclosed in its subsequent filings on Forms 10-Q and 8-K, which can be obtained free of charge on the SEC’s website at http://www.sec.gov and Diamondback’s website at www.diamondbackenergy.com/investors/; and those risks more fully described in the definitive proxy statement on Schedule 14A filed with the SEC in connection with the proposed transaction. In light of these factors, the events anticipated by Diamondback’s forward-looking statements may not occur at the time anticipated or at all. Moreover, Diamondback operates in a very competitive and rapidly changing environment and new risks emerge from time to time. Diamondback cannot predict all risks, nor can it assess the impact of all factors on its business or the extent to which any factor, or combination of factors, may cause actual results to differ materially from those anticipated by any forward-looking statements it may make. Accordingly, you should not place undue reliance on any forward-looking statements. All forward-looking statements speak only as of the date of this press release or, if earlier, as of the date they were made. Diamondback does not intend to, and disclaims any obligation to, update or revise any forward-looking statements unless required by applicable law.