Mach Natural Resources LP (MNR) director reports 13,587-unit phantom award

Rhea-AI Filing Summary

Mach Natural Resources LP reported that a director received a grant of 13,587 common units on 01/01/2026 at a price of $11.04 per unit. Following this transaction, the director beneficially owns 13,587 units in a direct ownership capacity.

The filing explains that these reported securities are phantom units, with each phantom unit representing a contingent right to receive one common unit of Mach Natural Resources LP upon vesting. The phantom units will vest on the first anniversary of the grant date, provided the director continues in service through that date. The director serves on the board of Mach Natural Resources GP LLC, the general partner that manages the issuer.

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^*

Burn Christopher

(Last) (First) (Middle)

14201 WIRELESS WAY, SUITE 300

(Street)

OKLAHOMA CITY OK 73134

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MACH NATURAL RESOURCES LP [ MNR ]

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

X	Director		10% Owner
	Officer (give title below)	X	Other (specify below)
			See Remarks

3. Date of Earliest Transaction (Month/Day/Year)
01/01/2026

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 Units	01/01/2026		A		13,587(1)	A	$11.04	13,587	D

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 reported securities represent phantom units. Each phantom unit represents the contingent right to receive one common unit of the Issuer upon vesting. The phantom units will vest on the first anniversary of the grant date, subject in each case to the continued service through such dates.

Remarks:

The Reporting Person is a Director of Mach Natural Resources GP LLC, the general partner of the Issuer (the "General Partner"). The Issuer is managed by the directors and executive officers of the General Partner.

	/s/ Michael E. Reel, as attorney-in-fact for the Reporting Person	01/05/2026
	** 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.
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.

FAQ

What insider transaction did Mach Natural Resources LP (MNR) report?

The company reported that a director acquired 13,587 common units of Mach Natural Resources LP on 01/01/2026 at a price of $11.04 per unit.

How many Mach Natural Resources LP (MNR) units does the reporting person own after the transaction?

After the reported transaction, the director beneficially owns 13,587 common units of Mach Natural Resources LP in direct ownership.

What are the phantom units mentioned in the Mach Natural Resources LP (MNR) Form 4?

The reported securities are phantom units, each representing a contingent right to receive one common unit of Mach Natural Resources LP when the award vests.

When do the Mach Natural Resources LP (MNR) phantom units vest?

The phantom units will vest on the first anniversary of the grant date, subject to the director’s continued service through that date.

What is the relationship of the reporting person to Mach Natural Resources LP (MNR)?

The reporting person is a Director of Mach Natural Resources GP LLC, the general partner of Mach Natural Resources LP, and the issuer is managed by the directors and executive officers of the general partner.

Was the Mach Natural Resources LP (MNR) transaction reported as an acquisition or a disposition?

The transaction was reported as an acquisition (A) of 13,587 common units at a price of $11.04 per unit.