First Amendment to the Amended and Restated Employment Agreement between Matador Resources Company and Bradley M. Robinson

This First Amendment (the “Amendment”) to that certain Amended and Restated Employment Agreement by and between Matador Resources Company, a Texas corporation (“Matador”), acting through its Board of Directors, and Bradley M. Robinson (“Employee”) effective August 1, 2018 (the “Agreement”) is entered into as of July 30, 2019.

WHEREAS, Matador and Employee previously entered into the Agreement; and

WHEREAS, Section 28 of the Agreement provides that it may be amended at any time by the mutual consent of the parties and Matador and Employee desire to modify certain provisions of the Agreement.

NOW, THEREFORE, Matador and Employee hereby agree to amend the Agreement as follows, effective as of the date hereof:

Therefore, Employee hereby agrees that during Employee’s employment, and (i) if the Company terminates Employee’s employment for Total Disability, or if Employee terminates his employment for Good Reason, then for a period of six (6) months thereafter, or (ii) if the Company terminates Employee’s employment for Just Cause, Employee’s employment terminates upon expiration of the Term, Employee terminates his employment during the Term other than for Good Reason or Employee is entitled to severance pay pursuant to Section 14(b) or Section 14(c) (other than if Employee terminates his employment for Good Reason), then for a period of twenty-four (24) months thereafter (the period specified in clause (i) or (ii), as applicable, being referred to herein as the “Restricted Period”), Employee shall not, without the Company’s prior written consent (which consent, in the event Employee terminates his employment for Good Reason, may not be unreasonably withheld, but in each other situation described in clauses (i) and (ii) above, may be

withheld in its sole discretion), directly or indirectly: (a) invest in (other than investments in publicly-owned companies which constitute not more than 1% of the voting securities of any such company) a Competing Business with Significant Assets in the Restricted Area (each as defined below), or (b) participate in a Competing Business as a manager, employee, director, officer, consultant, independent contractor, or other capacity or otherwise provide, directly or indirectly, services or assistance to a Competing Business in a position that involves input into or direction of the Competing Business’s decisions within the Restricted Area.

IN WITNESS WHEREOF, Matador and Employee have duly executed this Amendment to be effective as of the date set forth above.