Mach Natural (MNR) CFO gets 11,886-unit grant, 5,627 withheld for taxes

Rhea-AI Filing Summary

Mach Natural Resources executive Kevin R. White reported equity compensation activity involving the company’s common units. On February 9, 2026, he acquired 11,886 common units as a grant under the 2023 Long-Term Incentive Plan. On February 11, 2026, 5,627 units were disposed of through a tax-withholding transaction to cover tax obligations from the grant. After these transactions, he directly beneficially owned 455,871 common units.

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

OMB APPROVAL

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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^*

WHITE KEVIN R.

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
02/09/2026

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	02/09/2026		A		11,886(1)	A	$12.62	461,498	D
Common Units	02/11/2026		F		5,627(2)	D	$12.62	455,871	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. Represents the grant of common units (the "Grant") of the Issuer under the Issuer's 2023 Long-Term Incentive Plan.

2. The Issuer withheld units to satisfy tax withholding obligations associated with the Grant.

Remarks:

The Reporting Person is Chief Financial Officer 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	02/11/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider transactions did Kevin R. White report at MNR?

Kevin R. White reported an equity grant and a related tax withholding. He received 11,886 common units under Mach Natural Resources’ 2023 Long-Term Incentive Plan, and 5,627 units were disposed of to satisfy tax withholding obligations tied to that grant.

How many Mach Natural Resources units does Kevin R. White own after this Form 4?

After the reported transactions, Kevin R. White directly owns 455,871 common units. This balance reflects both the 11,886-unit grant received on February 9, 2026 and the 5,627 units withheld on February 11, 2026 to cover related tax obligations.

Was the 5,627-unit disposition by Kevin R. White an open market sale of MNR units?

No, the 5,627-unit disposition was for tax withholding, not an open market sale. The filing states the issuer withheld these units to satisfy tax withholding obligations arising from the equity grant under the 2023 Long-Term Incentive Plan.

What is the source of Kevin R. White’s 11,886-unit grant at Mach Natural Resources?

The 11,886-unit grant comes from Mach Natural Resources’ 2023 Long-Term Incentive Plan. The Form 4 explains that these common units represent a grant awarded to Kevin R. White as part of the company’s long-term incentive equity compensation program.

What prices are associated with Kevin R. White’s reported MNR unit transactions?

Both reported transactions reference a price of $12.62 per common unit. This price applies to the 11,886-unit grant acquisition and the 5,627 units disposed of for tax withholding, as disclosed in the transaction detail section of the Form 4.

What is Kevin R. White’s role at Mach Natural Resources related entities?

Kevin R. White is Chief Financial Officer of Mach Natural Resources GP LLC. This entity is the general partner of Mach Natural Resources, and the issuer is managed by the directors and executive officers of this general partner, according to the remarks section.