UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934 (Amendment No.)

Filed by the Registrant  ☑                            Filed by a Party other than the Registrant  ☐

Check the appropriate box:

☐	Preliminary Proxy Statement
☐	Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☐	Definitive Proxy Statement
☑	Definitive Additional Materials
☐	Soliciting Material Pursuant to §240.14a-12

Matador Resources Company
(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
Payment of Filing Fee (Check the appropriate box):
☑	No fee required.
☐	Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.
	1)	Title of each class of securities to which transaction applies:
	2)	Aggregate number of securities to which transaction applies:
	3)	Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined):
	4)	Proposed maximum aggregate value of transaction:
	5)	Total fee paid:
☐	Fee paid previously with preliminary materials.
☐	Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.
	1)	Amount Previously Paid:
	2)	Form, Schedule or Registration Statement No.:
	3)	Filing Party:
	4)	Date Filed:

	Your Vote Counts!
	MATADOR RESOURCES COMPANY  2021 Annual Meeting Vote by June 3, 2021 11:59 PM ET
D46865-P53868

 You invested in MATADOR RESOURCES COMPANY and it’s time to vote!

You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy material for the shareholder meeting to be held on June 4, 2021.

 Get informed before you vote

View Annual Report for the year ended December 31, 2020, Notice of Annual Meeting and Proxy Statement online OR you can receive a free paper or email copy of the material(s) by requesting prior to May 21, 2021. If you would like to request a copy of the material(s) for this and/or future shareholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.

* If you choose to vote these shares in person at the meeting, you must request a “legal proxy.” To do so, please follow the instructions at www.ProxyVote.com or request a paper copy of the materials, which will contain the appropriate instructions. Please check the meeting materials for any special requirements for meeting attendance.

V1

Vote at www.ProxyVote.com

THIS IS NOT A VOTABLE BALLOT   This is an overview of the proposals being presented at the upcoming shareholder meeting. Please follow the instructions on the reverse side to vote these important matters.

Voting Items		Board Recommends
1.	Election of Directors
	Nominees:
1a.	William M. Byerley	For
1b.	Monika U. Ehrman	For
1c.	Julia P. Forrester Rogers	For
1d.	James M. Howard	For
1e.	Kenneth L. Stewart	For
2.	Advisory vote to approve the compensation of the Company’s named executive officers.	For
3.	Ratification of the appointment of KPMG LLP as the Company’s independent registered public accounting firm for the year ending December 31, 2021.	For
NOTE:The proxies are authorized to vote in their discretion on such other business as may properly come before the meeting or any adjournment thereof.
Depending on concerns about the novel coronavirus, or COVID-19, we might hold a virtual annual meeting instead of holding an in-person meeting. We would publicly announce a determination to hold a virtual annual meeting in a press release available at our website, www.matadorresources.com, as soon as practicable before the meeting. In that event, the annual meeting would be conducted solely virtually, on the date and time mentioned on the reverse side, via live audio webcast. You or your proxyholder could participate, vote and examine our shareholder list at the virtual annual meeting by visiting www.virtualshareholdermeeting.com/MTDR2021 and using your control number, but only if we decide to hold a virtual annual meeting.

D46866-P53868