Tom L. Ward holds 14,048,879 MNR units (MNR) — 8.4% stake

Rhea-AI Filing Summary

Tom L. Ward amends his beneficial ownership filing for Mach Natural Resources LP. The filing reports 14,048,879 Common Units representing 8.4% of the Common Units outstanding were 168,224,213 as of May 1, 2026. The holdings comprise units held by a revocable trust, affiliated LLCs and a foundation and reflect shared voting and dispositive power across affiliated entities.

Insights

Corporate Governance Analyst

Major holder updates consolidated ownership and control links across trusts and LLCs.

The filing lists 14,048,879 Common Units and discloses aggregation across a revocable trust, Mach Resources LLC, the Tom L Ward Family Foundation, and WCT Resources LLC. The statement clarifies shared voting and dispositive power among affiliated entities.

Implications are factual: these entries document ownership structure and control relationships. Subsequent filings may show changes; timing and cash‑flow treatment are not included in the excerpt.

Securities Compliance Specialist

Schedule 13G/A amendment updates reported beneficial ownership and supporting breakdowns.

The amendment cites the issuer's Form 10-Q for the May 1, 2026 outstanding share count used to compute 8.4%. It lists record holders and explains that beneficial ownership is shared through controlled entities and trusts.

Certifications and a signature are present. The filing includes the standard caveat disclaiming admission of beneficial ownership under Section 13(d)/(g).

Key Figures

Beneficial ownership: 14,048,879 Common Units Percent of class: 8.4% Shares outstanding: 168,224,213 Common Units +4 more

7 metrics

Beneficial ownership 14,048,879 Common Units Total reported beneficially owned (cover response Item 9)

Percent of class 8.4% Calculated using outstanding units reported by issuer as of <date>May 1, 2026</date>

Shares outstanding 168,224,213 Common Units Shares outstanding as of <date>May 1, 2026</date> (issuer Form 10-Q cited)

Trust record ownership 13,295,039 Common Units Held of record by Tom L. Ward 1992 Revocable Trust

Mach Resources LLC holding 421,100 Common Units Held by Mach Resources LLC (affiliated entity)

Family foundation holding 167,030 Common Units Held by Tom L Ward Family Foundation

WCT Resources holding 76,628 Common Units Held by WCT Resources LLC

Key Terms

Beneficial ownership, Shared Dispositive Power, Revocable Trust, Schedule 13G/A

4 terms

Beneficial ownership regulatory

"The Reporting Person may be deemed to have or share beneficial ownership"

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.

Shared Dispositive Power regulatory

"Shared Dispositive Power 13,959,797.00"

Revocable Trust legal

"13,295,039 Common Units held of record by Mr. Ward, as trustee of the Tom L. Ward 1992 Revocable Trust"

A revocable trust is a legal arrangement where the person who creates it keeps control and can change or cancel the trust at any time, while naming who will manage and receive the assets later. Think of it like a flexible folder for your investments and property that can be relabeled or reworked as circumstances change; it matters to investors because it determines how ownership is recorded, how easily assets transfer on incapacity or death, and whether holdings bypass public probate proceedings.

Schedule 13G/A regulatory

"Amendment No. 1 ) Mach Natural Resources LP Common Units Representing Limited Partner Interests"

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Mach Natural Resources LP

(Name of Issuer)

Common Units Representing Limited Partner Interests

(Title of Class of Securities)

55445L100

(CUSIP Number)

03/31/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 55445L100

1

Names of Reporting Persons

Tom L. Ward

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

UNITED STATES

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 89,082.00
6	Shared Voting Power 13,959,797.00
7	Sole Dispositive Power 89,082.00
8	Shared Dispositive Power 13,959,797.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

14,048,879.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

8.4 %

12

Type of Reporting Person (See Instructions)

IN

Comment for Type of Reporting Person: Based on 168,224,213 Common Units outstanding as of May 1, 2026, as reported by the Issuer (as defined below) on its Form 10-Q filed with the U.S. Securities and Exchange Commission on May 7, 2026.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Mach Natural Resources LP
(b)	Address of issuer's principal executive offices: 14201 Wireless Way, Suite 300, Oklahoma City, Oklahoma 73134
Item 2.
(a)	Name of person filing: Tom L. Ward
(b)	Address or principal business office or, if none, residence: 14201 Wireless Way, Suite 300 Oklahoma City, Oklahoma 73134
(c)	Citizenship: United States of America
(d)	Title of class of securities: Common Units Representing Limited Partner Interests
(e)	CUSIP No.: 55445L100
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: See response to Item 9 on the cover page.
(b)	Percent of class: See response to Item 11 on the cover page.
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: See response to Item 5 on the cover page.
	(ii) Shared power to vote or to direct the vote: See response to Item 6 on the cover page.
	(iii) Sole power to dispose or to direct the disposition of: See response to Item 7 on the cover page.
	(iv) Shared power to dispose or to direct the disposition of: See response to Item 8 on the cover page. The reported securities include: (i) 13,295,039 Common Units held of record by Mr. Ward, as trustee of the Tom L. Ward 1992 Revocable Trust (the "Trust"), (ii) 421,100 Common Units held by Mach Resources LLC ("Mach Resources"), (iii) 167,030 Common Units held by the Tom L Ward Family Foundation and (iv) 76,628 Common Units held by WCT Resources LLC ("WCT"). Mr. Ward exercises control over Mach Resources as Mach Resources is owned 50.5% by the Trust and 49.5% by WCT which is owned by certain trusts affiliated with Mr. Ward. The Reporting Person may be deemed to have or share beneficial ownership (as that term is defined in Rule 13d-3 under the Act) of the reported securities, but the filing of this statement shall not be construed as an admission that the Reporting Person is, for the purposes of Section 13(d) or 13(g) of the Act, the beneficial owner of any securities covered by this statement.
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.	Certifications:
	Not Applicable

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Tom L. Ward

Signature:	/s/ Tom L. Ward
Name/Title:	Tom L. Ward
Date:	05/12/2026

FAQ

What stake does Tom L. Ward report in Mach Natural Resources (MNR)?

Tom L. Ward reports owning 14,048,879 Common Units, or 8.4%. The percentage is calculated using 168,224,213 Common Units outstanding as of May 1, 2026, per the issuer's Form 10-Q referenced in the amendment.

How is Mr. Ward's 14,048,879-unit position composed?

The holdings include 13,295,039 units held by a revocable trust and other affiliated entities. Additional components: 421,100 units via Mach Resources LLC, 167,030 via the Tom L Ward Family Foundation, and 76,628 via WCT Resources LLC.

Does the filing show who controls voting or disposition of the units?

The filing discloses shared voting and dispositive power across affiliated entities. It reports 89,082 sole power and 13,959,797 shared voting and dispositive power as stated on the cover responses.

Does the amendment change prior disclosures under Section 13(d)/(g)?

The amendment amends the Schedule 13G/A filing and includes the standard disclaimer. It states the reporting person may be deemed to share beneficial ownership but disclaims that this constitutes an admission under Section 13(d) or 13(g).