Matador Resources Company Provides 2017 Annual Meeting Webcast Information; Matador Selected for Inclusion in S&P MidCap 400® Index

Matador Resources Company (NYSE: MTDR) (“Matador” or the “Company”) will hold its 2017 Annual Meeting of Shareholders on Thursday, June 1, 2017 at 9:30 a.m. Central Daylight Time.

The Annual Meeting will be held in the Dallas Ballroom of the Westin Galleria hotel, located at 13340 Dallas Parkway, Dallas, Texas 75240. A continental breakfast will be provided beginning at 8:30 a.m. Central Daylight Time. The Annual Meeting will be webcast live. To access the live webcast, you can use the following link http://edge.media-server.com/m/p/enqdi9dg or visit the Events page of the Investors section of Matador’s website at www.matadorresources.com.

On May 25, 2017, S&P Dow Jones Indices, a division of S&P Global, announced that Matador will be included in the S&P MidCap 400® Index effective prior to the market open on Friday, June 2, 2017. The S&P MidCap 400 is designed to provide investors with a benchmark for mid-sized companies. Matador will be added to the S&P MidCap 400 GICS (Global Industry Classification Standard) Oil & Gas Exploration & Production Sub-Industry index.

About Matador Resources Company

Matador is an independent energy company engaged in the exploration, development, production and acquisition of oil and natural gas resources in the United States, with an emphasis on oil and natural gas shale and other unconventional plays. Its current operations are focused primarily on the oil and liquids-rich portion of the Wolfcamp and Bone Spring plays in the Delaware Basin in Southeast New Mexico and West Texas. Matador also operates in the Eagle Ford shale play in South Texas and the Haynesville shale and Cotton Valley plays in Northwest Louisiana and East Texas. Additionally, Matador conducts midstream operations, primarily through its midstream joint venture, San Mateo Midstream, LLC, in support of its exploration, development and production operations and provides natural gas processing, natural gas, oil and salt water gathering services and salt water disposal services to third parties on a limited basis.

For more information, visit Matador Resources Company at www.matadorresources.com.

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