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Mach Natural CEO trust buys 172K units

MACH NATURAL RESOURCES LP (MNR) reports that on September 14, 2026, the Tom L. Ward 1992 Revocable Living Trust purchased 172,413 Common Units in an unregistered block trade at $11.60 per unit.

(Very High)
(Positive)
Form Type
4

Rhea-AI Filing Summary

MACH NATURAL RESOURCES LP (MNR) reports that on September 14, 2026, the Tom L. Ward 1992 Revocable Living Trust purchased 172,413 Common Units in an unregistered block trade at $11.60 per unit. Following this transaction, the Trust held 13,467,452 Common Units indirectly attributable to Tom L. Ward, who is Chief Executive Officer of the general partner, a director, and a ten percent owner. Additional Common Units are held indirectly through Mach Resources LLC, the Tom L. Ward Family Foundation, and WCT Resources LLC, as well as directly, with Tom L. Ward disclaiming beneficial ownership beyond his pecuniary interest in each entity’s holdings.

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Insider WARD TOM L.
Role See Remarks
Bought 172,413 shs ($2.00M)
Type Security Shares Price Value
Purchase Common Units F1, F2 172,413 $11.60 $2.00M
holding Common Units F3 -- -- --
holding Common Units F4 -- -- --
holding Common Units F5 -- -- --
holding Common Units -- -- --
Holdings After Transaction: Common Units — 13,467,452 shares (Indirect, Held by Tom L. Ward 1992 Revocable Living Trust); Common Units — 421,100 shares (Indirect, Held by Mach Resources LLC); Common Units — 167,030 shares (Indirect, Held by Tom L. Ward Family Foundation); Common Units — 76,628 shares (Indirect, Held by WCT Resources LLC); Common Units — 14,221,292 shares (Direct)
Footnotes (5)
  1. F1. The Tom L. Ward 1992 Revocable Living Trust (the "Trust") purchased 172,413 common units in an unregistered block trade at a price of $11.60 per unit.
  2. F2. The Reporting Person is the Trustee of the Trust. By virtue of the relationship, the Reporting Person may be deemed to have or share beneficial ownership of the securities held of record by the Trust, but the Reporting Person disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly, or indirectly.
  3. F3. The Reporting Person exercises control over Mach Resources LLC ("Mach Resources"). Mach Resources is owned 50.5% by Tom L. Ward through the Trust and 49.5% by WCT Resources which is owned by certain trusts affiliated with Mr. Ward. By virtue of the relationship, the Reporting Person may be deemed to have or share beneficial ownership of the securities held of record by Mach Resources, but the Reporting Person disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly.
  4. F4. The Reporting Person exercises control over the Tom L. Ward Family Foundation (the "Foundation"). By virtue of the relationship, the Reporting Person may be deemed to have or share beneficial ownership of the securities held of record by the Foundation, but the Reporting Person disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly, or indirectly.
  5. F5. The Reporting Person exercises control over WCT Resources which is owned by certain trusts affiliated with Mr. Ward. By virtue of the relationship, the Reporting Person may be deemed to have or share beneficial ownership of the securities held of record by WCT Resources, but the Reporting Person disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly.
Units purchased 172,413 Common Units Purchased on September 14, 2026 by the Tom L. Ward 1992 Revocable Living Trust
Purchase price per unit $11.60 per unit Unregistered block trade for 172,413 Common Units
Trust holdings after transaction 13,467,452 Common Units Common Units held by the Tom L. Ward 1992 Revocable Living Trust after the purchase
Mach Resources LLC holdings 421,100 Common Units Indirectly attributed to Tom L. Ward through Mach Resources LLC
Family Foundation holdings 167,030 Common Units Indirectly attributed through the Tom L. Ward Family Foundation
WCT Resources LLC holdings 76,628 Common Units Indirectly attributed through WCT Resources LLC
Direct holdings 14,221,292 Common Units Common Units held directly by Tom L. Ward
unregistered block trade financial
"purchased 172,413 common units in an unregistered block trade at a price"
A large, privately arranged sale of securities that is completed without registering the offering with regulators; it typically involves a single buyer or a small group taking most or all of the shares being sold. Think of it like selling a house off‑market directly to one buyer rather than listing it publicly — this lets a big holder move lots of shares quickly but can affect the stock’s supply, price, and investor confidence because the trade happens outside the usual public channels.
Revocable Living Trust financial
"The Tom L. Ward 1992 Revocable Living Trust (the "Trust") purchased"
beneficial ownership financial
"may be deemed to have or share beneficial ownership of the securities held"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did MACH NATURAL RESOURCES LP (MNR) report on this Form 4?

The filing reports that the Tom L. Ward 1992 Revocable Living Trust purchased 172,413 Common Units of MACH NATURAL RESOURCES LP on September 14, 2026 in an unregistered block trade at $11.60 per unit.

Who is the reporting person in the MNR Form 4 and what is his role?

The reporting person is Tom L. Ward, who is Chief Executive Officer of Mach Natural Resources GP LLC, the general partner of MACH NATURAL RESOURCES LP, as well as a director and a ten percent owner of the issuer.

How many MACH NATURAL RESOURCES LP (MNR) units does the Tom L. Ward 1992 Revocable Living Trust hold after the transaction?

After the September 14, 2026 purchase, the Tom L. Ward 1992 Revocable Living Trust holds 13,467,452 Common Units of MACH NATURAL RESOURCES LP, reported as indirectly attributable to Tom L. Ward, subject to his disclaimer of beneficial ownership beyond his pecuniary interest.

At what price were the MNR units acquired in this insider purchase?

The Tom L. Ward 1992 Revocable Living Trust acquired the 172,413 Common Units at a price of $11.60 per unit in an unregistered block trade on September 14, 2026.

Through which entities does Tom L. Ward have indirect holdings of MNR units?

Indirect holdings are reported through the Tom L. Ward 1992 Revocable Living Trust, Mach Resources LLC, the Tom L. Ward Family Foundation, and WCT Resources LLC, with Tom L. Ward disclaiming beneficial ownership other than to the extent of his pecuniary interest.

Were the reported MNR insider transactions made under a Rule 10b5-1 trading plan?

No. The Form 4 indicates that the Rule 10b5-1 checkbox is not selected, so the reported purchase of 172,413 Common Units was not affirmed as made under a Rule 10b5-1 trading plan.

What direct holdings of MACH NATURAL RESOURCES LP (MNR) units does Tom L. Ward report?

The Form 4 lists a direct holding of 14,221,292 Common Units of MACH NATURAL RESOURCES LP by Tom L. Ward, separate from the various indirect holdings reported through trusts, LLCs, and a foundation.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
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*
WARD TOM L.

(Last)(First)(Middle)
14201 WIRELESS WAY, SUITE 300

(Street)
OKLAHOMA CITY OKLAHOMA 73134

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
MACH NATURAL RESOURCES LP [ MNR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirectorX10% Owner
XOfficer (give title below)XOther (specify below)
See RemarksSee Remarks
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
09/14/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Common Units09/14/2026P172,413A$11.6(1)13,467,452IHeld by Tom L. Ward 1992 Revocable Living Trust(2)
Common Units421,100IHeld by Mach Resources LLC(3)
Common Units167,030IHeld by Tom L. Ward Family Foundation(4)
Common Units76,628IHeld by WCT Resources LLC(5)
Common Units14,221,292D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. The Tom L. Ward 1992 Revocable Living Trust (the "Trust") purchased 172,413 common units in an unregistered block trade at a price of $11.60 per unit.
2. The Reporting Person is the Trustee of the Trust. By virtue of the relationship, the Reporting Person may be deemed to have or share beneficial ownership of the securities held of record by the Trust, but the Reporting Person disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly, or indirectly.
3. The Reporting Person exercises control over Mach Resources LLC ("Mach Resources"). Mach Resources is owned 50.5% by Tom L. Ward through the Trust and 49.5% by WCT Resources which is owned by certain trusts affiliated with Mr. Ward. By virtue of the relationship, the Reporting Person may be deemed to have or share beneficial ownership of the securities held of record by Mach Resources, but the Reporting Person disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly.
4. The Reporting Person exercises control over the Tom L. Ward Family Foundation (the "Foundation"). By virtue of the relationship, the Reporting Person may be deemed to have or share beneficial ownership of the securities held of record by the Foundation, but the Reporting Person disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly, or indirectly.
5. The Reporting Person exercises control over WCT Resources which is owned by certain trusts affiliated with Mr. Ward. By virtue of the relationship, the Reporting Person may be deemed to have or share beneficial ownership of the securities held of record by WCT Resources, but the Reporting Person disclaims any beneficial ownership of the reported securities other than to the extent of any pecuniary interest he may have therein, directly or indirectly.
Remarks:
The Reporting Person is Chief Executive 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 Person09/16/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)

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