[Form 4] Matador Resources Co Insider Trading Activity

Rhea-AI Filing Summary

Matador Resources Chairman and CEO Joseph Wm Foran reported an open-market purchase of 468 shares of common stock on February 27, 2026 at a weighted average price of $49.78 per share, with individual trade prices ranging from $49.76 to $49.80.

Following this transaction, he directly holds 2,322 common shares, which include shares acquired through the company’s Employee Stock Purchase Plan. He also reports substantial indirect holdings in Matador stock through various family trusts, grantor retained annuity trusts, and a family limited partnership, and states he disclaims beneficial ownership of certain of these indirect shares except to the extent of his pecuniary interest.

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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Foran Joseph Wm

(Last) (First) (Middle)

5400 LBJ FREEWAY

SUITE 1500

(Street)

DALLAS TX 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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman and CEO

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/27/2026		P		468	A	$49.78(1)	2,322(2)(3)	D
Common Stock								534,381(4)	I	See footnote(5)
Common Stock								499,032(4)	I	See footnote(6)
Common Stock								1,105,913(4)	I	See footnote(7)
Common Stock								1,137,182(4)	I	See footnote(8)
Common Stock								1,347,912(4)	I	See footnote(9)
Common Stock								35,123(4)	I	See footnote(10)
Common Stock								35,123(4)	I	See footnote(11)
Common Stock								46,787(4)	I	See footnote(12)
Common Stock								46,787(4)	I	See footnote(13)
Common Stock								92,009(4)	I	See footnote(14)
Common Stock								92,009(4)	I	See footnote(15)
Common Stock								238,200(4)	I	See footnote(16)
Common Stock								238,200(4)	I	See footnote(17)

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $49.76 to $49.80 per share, inclusive. The reporting person shall provide to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, upon request, full information regarding the number of shares purchased at each separate price.

2. Includes shares acquired pursuant to the Issuer's Employee Stock Purchase Plan. Such acquisitions are exempt under Rule 16-b3.

3. Reflects the total number of shares directly held by the reporting person following contributions of shares by the reporting person and the reporting person's spouse to the Foran 2012 Savings Trust and the Foran 2012 Security Trust, pursuant to the terms thereof.

4. The reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of these shares. The reporting person disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein.

5. Represents shares held of record by the Foran 2012 Savings Trust for which the reporting person's spouse is a trustee. Includes shares held by the trust following a contribution of shares by the reporting person to the trust, pursuant to the terms thereof.

6. Represents shares held of record by the Foran 2012 Security Trust for which the reporting person is the trustee. Includes shares held by the trust following a contribution of shares by the reporting person's spouse to the trust, pursuant to the terms thereof.

7. Represents shares held of record by Sage Resources, Ltd., which is a limited partnership owned by the reporting person's family, including the reporting person.

8. Represents shares held of record collectively by the LRF 2011 Non-GST Trust, WJF 2011 Non-GST Trust, JNF 2011 Non-GST Trust, SIF 2011 Non-GST Trust and MCF 2011 Non-GST Trust (collectively, the "2011 Non-GST Trusts"). The reporting person and his spouse, as settlors of each of the 2011 Non-GST Trusts, retain the power of substitution with respect to the property of the 2011 Non-GST Trusts.

9. Represents shares held of record collectively by the LRF 2020 Non-GST Trust, WJF 2020 Non-GST Trust, SIF 2020 Non-GST Trust and MCF 2020 Non-GST Trust (collectively, the "2020 Non-GST Trusts"). The reporting person and his spouse, as settlors of each of the 2020 Non-GST Trusts, retain the power of substitution with respect to the property of the 2020 Non-GST Trusts.

10. Represents shares held of record by the JWF 2024-2 GRAT, for which the reporting person is the trustee and over which the reporting person has sole voting and investment power.

11. Represents shares held of record by the NNF 2024-2 GRAT, for which the reporting person is the trustee and over which the reporting person has sole voting and investment power.

12. Represents shares held of record by the JWF 2025-1 GRAT, for which the reporting person is the trustee and over which the reporting person has sole voting and investment power.

13. Represents shares held of record by the NNF 2025-1 GRAT, for which the reporting person is the trustee and over which the reporting person has sole voting and investment power.

14. Represents shares held of record by the JWF 2025-2 GRAT, for which the reporting person is the trustee and over which the reporting person has sole voting and investment power.

15. Represents shares held of record by the NNF 2025-2 GRAT, for which the reporting person is the trustee and over which the reporting person has sole voting and investment power.

16. Represents shares held of record by the JWF 2026-1 GRAT, for which the reporting person is the trustee and over which the reporting person has sole voting and investment power. Includes 109,221 shares transferred to the trust following their distribution from JWF 2024-1 GRAT to its settlor and 128,979 shares transferred to the trust following their distribution from the JWF 2025-1 GRAT to its settlor, each being annuity payments required by the terms of the respective trusts.

17. Represents shares held of record by the NNF 2026-1 GRAT, for which the reporting person is the trustee and over which the reporting person has sole voting and investment power. Includes 109,221 shares transferred to the trust following their distribution from NNF 2024-1 GRAT to its settlor and 128,979 shares transferred to the trust following their distribution from the NNF 2025-1 GRAT to its settlor, each being annuity payments required by the terms of the respective trusts.

Remarks:

	/s/ Joseph Wm. Foran, by Cale L. Curtin as attorney-in-fact	03/03/2026
	** 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.
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