SEC FORM 4

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

Lancaster David E

(Last)

(First)

(Middle)

5400 LBJ FREEWAY

SUITE 1500

(Street)

DALLAS

75240

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Matador Resources Co [ MTDR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	EVP and CFO

3. Date of Earliest Transaction (Month/Day/Year)
02/19/2016

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	02/19/2016		A		24,866⁽¹⁾	A	$0	263,394⁽²⁾⁽³⁾⁽⁴⁾⁽⁵⁾⁽⁶⁾⁽⁷⁾	D
Common Stock								75,500	I	Represents shares held of record by the reporting person's Individual Retirement Account.

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Employee Stock Option	$15	02/19/2016		A		62,137		⁽⁸⁾	02/18/2021	Common Stock	62,137	$0	62,137	D

Explanation of Responses:

1. Represents shares of restricted stock granted to the reporting person on February 19, 2016. Such shares of restricted stock will vest on the third anniversary of the date of grant, February 19, 2019.

2. Includes 1,804 shares of restricted stock granted to the reporting person on April 30, 2015. Such shares of restricted stock will vest on the third anniversary of the date of grant, April 30, 2018.

3. Includes 4,375 shares of restricted stock granted to the reporting person on January 21, 2015. Such shares of restricted stock will vest on the third anniversary of the date of grant, January 21, 2018.

4. Includes 10,684 shares of restricted stock granted to the reporting person on March 7, 2014. Such shares of restricted stock will vest in two equal biennial installments beginning on the second anniversary of the date of grant, March 7, 2016.

5. Includes 1,903 shares of restricted stock granted to the reporting person on February 11, 2014 that vest on the fourth anniversary of the date of grant, February 11, 2018.

6. Includes 30,000 shares of restricted stock granted to the reporting person on March 8, 2013. Such shares of restricted stock will vest on the fourth anniversary of the date of grant, March 8, 2017.

7. Includes 5,313 shares of restricted stock granted to the reporting person on April 16, 2012 that vest on the fourth anniversary of the date of grant, April 16, 2016.

8. The employee stock options vest on the third anniversary of the date of grant, February 19, 2019.

Remarks:

	/s/ David E. Lancaster, by Kyle A. Ellis as attorney-in-fact	02/23/2016
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.