8-K: Current report
Published on December 10, 2025
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC 20549
FORM
Current Report
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EXPLANATORY NOTE
As previously disclosed, on September 16, 2025, Mach Natural Resources LP (the “Company”) completed the acquisition of (i) certain rights, title and interests in oil and gas properties, rights and related assets located in certain designated lands in the Permian Basin from Sabinal Energy Operating, LLC, Sabinal Resources, LLC and Sabinal CBP, LLC and (ii) 100% of the membership interests in SIMCOE LLC and Simlog LLC from VEPU Inc. and Simlog Inc. The Company is filing this Current Report on Form 8-K to provide certain unaudited pro forma financial information regarding the acquisitions in connection with the Registration Statement on Form S-3 filed by the Company with the U.S. Securities and Exchange Commission on September 22, 2025.
Item 9.01. Financial Statements and Exhibits.
(b) Pro forma financial information.
The unaudited pro forma condensed combined statements of operations for the nine months ended September 30, 2025 are filed herewith and attached hereto as Exhibit 99.1, and are incorporated herein by reference.
(d) Exhibits.
| Exhibit No. | Description | |
| 99.1 | Unaudited Pro Forma Condensed Combined Financial Statements of Mach Natural Resources LP for the nine months ended September 30, 2025. | |
| 104 | Cover Page Interactive Data File (formatted as Inline XBRL). |
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SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| Mach Natural Resources LP | |||
| By: | Mach Natural Resources GP LLC, | ||
| its general partner | |||
| Dated: December 10, 2025 | By: | /s/ Tom L. Ward | |
| Name: | Tom L. Ward | ||
| Title: | Chief Executive Officer | ||
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