Matador Resources Company 10-K filed Feb 26, 2026

Modified

In this Annual Report, (i) references to “we,” “our” or the “Company” refer to Matador Resources Company and its subsidiaries as a whole (unless the context indicates otherwise), (ii) references to “Matador” refer solely to Matador Resources Company, (iii) references to “Ameredev” refer to Ameredev Stateline II, LLC, (iv) references to “Piñon” refer to Piñon Midstream, LLC, (v) references to the “Ameredev Acquisition” refer to the acquisition of Ameredev Stateline II, LLC from affiliates of EnCap Investments L.P., including (a) certain oil and natural gas producing properties and undeveloped acreage located in Lea County, New Mexico and Loving and Winkler Counties, Texas, and (b) an approximate 19% stake in the parent company of Piñon Midstream, LLC, which was completed by a subsidiary of the Company on September 18, 2024, (viiv) references to “Advance” refer to Advance Energy Partners Holdings, LLC, (vii) references to the “Advance Acquisition” refer to the acquisition of Advance Energy Partners Holdings, LLC from affiliates of EnCap Investments L.P., including certain oil and natural gas producing properties, undeveloped acreage and midstream assets located primarily in Lea County, New Mexico and Ward County, Texas, that was completed by a subsidiary of the Company on April 12, 2023, and the acquisition of additional interests from affiliates of EnCap Investments L.P., including overriding royalty interests and royalty interests in certain oil and natural gas properties located primarily in Lea County, New Mexico on December 1, 2023, (viiiv) references to “San Mateo” refer to San Mateo Midstream, LLC, collectively with its subsidiaries (including, as of December 18, 2024, Pronto), and (ixvi) references to “Pronto” refer to Pronto Midstream, LLC, together with its subsidiary. For certain oil and natural gas terms used in this Annual Report, see the “Glossary of Oil and Natural Gas Terms” included in this Annual Report.