MATADOR RESOURCES COMPANY

Item 2.02 Results of Operations and Financial Condition. Attached hereto as Exhibit 99.1 is a press release (the “Press Release”) issued by Matador Resources Company (the “Company”) on August 5, 2026, announcing its financial results for the three months ended June 30, 2026 and updating full year 2026 production guidance. The Press Release is incorporated by reference into this Item 2.02, and the foregoing description of the Press Release is qualified in its entirety by reference to this exhibit. The information furnished pursuant to this Item 2.02, including Exhibit 99.1, shall not be deemed to be “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and will not be incorporated by reference into any filing under the Securities Act of 1933, as amended (the “Securities Act”), unless specifically identified therein as being incorporated therein by reference. In the Press Release, the Company has included certain “non-GAAP financial measures,” as defined in Item 10 of Regulation S-K of the Exchange Act, including (i) earnings before interest expense, income taxes, depletion, depreciation and amortization, accretion of asset retirement obligations, property impairments, unrealized derivative gains and losses, non-recurring transaction costs for certain acquisitions, certain other non-cash items and non-cash stock-based compensation expense, and net gain or loss on asset sales and impairment (“Adjusted EBITDA”) attributable to Matador Resources Company shareholders, (ii) Adjusted EBITDA of San Mateo Midstream, LLC, the Company’s midstream affiliate (“San Mateo”), (iii) combined Adjusted EBITDA of San Mateo and the Company’s wholly owned midstream assets, (iv) adjusted net income attributable to Matador Resources Company shareholders, (v) adjusted earnings per diluted common share attributable to Matador Resources Company shareholders and (vi) adjusted free cash flow of both the Company and San Mateo. In the Press Release, the Company has provided reconciliations of the non-GAAP financial measures to the most directly comparable financial measures calculated and presented in accordance with generally-accepted accounting principles (“GAAP”) in the United States. In addition, in the Press Release, the Company has provided the reasons why the Company believes such non-GAAP financial measures provide useful information to investors.

Item 7.01 Regulation FD Disclosure.