{"transactions":[{"id":4621696,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":2,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2026-09-17T21:11:13.000Z","date":"2026-09-15","kind":"purchase","planned":false,"acquired":true,"shares":12390,"price":11.3,"value":140007.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by Bayou City Energy Management LLC (\"BCEM\") in multiple transactions at prices ranging from $11.28 to $11.30, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (1) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by Bayou City Energy Management LLC (\"BCEM\") in multiple transactions at prices ranging from $11.28 to $11.30, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (1) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"The reported common units are directly held 74,835,939 by BCE Mach Aggregator LLC (\"BCE Aggregator\") and 36,368 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, William W. McMullen may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaims beneficial ownership of such common units except to the extent of his pecuniary interest therein."}],"balance_after":74872307,"source":{"system":"sec-edgar","filing":"0001213900-26-101024","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1980088/000121390026101024/ownership.xml","form_type":"4"}},{"id":4621695,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":2,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2026-09-17T21:11:13.000Z","date":"2026-09-15","kind":"purchase","planned":false,"acquired":true,"shares":22124,"price":11.25,"value":248895.0,"ownership":{"direct":true},"balance_after":22124,"source":{"system":"sec-edgar","filing":"0001213900-26-101024","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1980088/000121390026101024/ownership.xml","form_type":"4"}},{"id":4620411,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":52772,"kind":"person","name":"WARD TOM L.","position":1,"cik":"0001038276","reported_name":"WARD TOM L.","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2026-09-17T01:16:39.000Z","date":"2026-09-14","kind":"purchase","planned":false,"acquired":true,"shares":172413,"price":11.6,"value":1999990.8,"ownership":{"direct":false,"nature":"Held by Tom L. Ward 1992 Revocable Living Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"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."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"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."}],"balance_after":13467452,"source":{"system":"sec-edgar","filing":"0001213900-26-100673","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1980088/000121390026100673/ownership.xml","form_type":"4"}},{"id":772753,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":46067,"kind":"organization","name":"IKAV General Partner S.a r.l.","position":1,"cik":"0002028161","reported_name":"IKAV General Partner S.a r.l.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":46068,"kind":"organization","name":"VEPU Inc.","position":2,"cik":"0002088389","reported_name":"VEPU Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2026-05-20T01:45:09.000Z","date":"2026-05-15","kind":"other","planned":false,"acquired":false,"shares":1422476,"price":14.06,"value":20000012.56,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On May 6, 2026, SIMLOG INC., VEPU Inc. and Mach Natural Resources LP (the \"Issuer\") entered into a settlement agreement and third amendment to membership interest purchase agreement, pursuant to which, among other things, 1,422,476 common units held by VEPU Inc. were retired and cancelled to reflect the final adjusted purchase price under that certain Membership Interest Purchase Agreement, dated as of July 9, 2025, by and among SIMLOG INC., VEPU Inc. and the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These common units are held directly by VEPU Inc., which is wholly owned by IDI Investment S.a r.l., which is controlled by IKAV SICAV FIS SCA, whose general partner is IKAV General Partner S.a r.l., which is wholly owned by Institut fur Kapitalanlagen und Vesicherungslosungen GmbH, whose majority owner is Constantin von Wasserschleben. This statement is jointly filed by and on behalf each of the foregoing entities and Mr. von Wasserschleben. As such, each of the foregoing entities and Mr. von Wasserschleben may be deemed to share beneficial ownership of the securities held of record by VEPU Inc."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"The reporting persons each disclaim beneficial ownership of the securities covered by this statement, except to the extent of the pecuniary interest of such reporting person in such securities. Each reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such reporting person is, for purposes of Section 16 of the Exchange Act of 1934, as amended (the \"Exchange Act\"), or otherwise, the beneficial owner of any securities covered by this statement."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"The reporting persons may be deemed to be a member of a group with respect to the Issuer or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Exchange Act. The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer."}],"balance_after":19371999,"source":{"system":"sec-edgar","filing":"0001104659-26-064036","document":"tm2615155-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2028161/000110465926064036/tm2615155-1_4seq1.xml","form_type":"4"}},{"id":809857,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":52772,"kind":"person","name":"WARD TOM L.","position":1,"cik":"0001038276","reported_name":"WARD TOM L.","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2026-04-13T21:02:34.000Z","date":"2026-04-13","kind":"purchase","planned":false,"acquired":true,"shares":76628,"price":13.05,"value":999995.4,"ownership":{"direct":false,"nature":"Held by WCT Resources LLC"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"As previously disclosed in the Issuer's prospectus supplement dated April 6, 2026, filed with the U.S. Securities and Exchange Commission on April 8, 2026, certain selling unitholders completed a public underwritten offering of the Issuer's common units. The Tom L. Ward 1992 Revocable Living Trust (the \"Trust\") and WCT Resources LLC (\"WCT Resources\") each purchased 76,628 common units at a price to the public of $13.05 per unit."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F5","text":"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."}],"balance_after":76628,"source":{"system":"sec-edgar","filing":"0001213900-26-043053","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1038276/000121390026043053/ownership.xml","form_type":"4"}},{"id":809856,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":52772,"kind":"person","name":"WARD TOM L.","position":1,"cik":"0001038276","reported_name":"WARD TOM L.","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2026-04-13T21:02:34.000Z","date":"2026-04-13","kind":"purchase","planned":false,"acquired":true,"shares":76628,"price":13.05,"value":999995.4,"ownership":{"direct":false,"nature":"Held by Tom L. Ward 1992 Revocable Living Trust"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"As previously disclosed in the Issuer's prospectus supplement dated April 6, 2026, filed with the U.S. Securities and Exchange Commission on April 8, 2026, certain selling unitholders completed a public underwritten offering of the Issuer's common units. The Tom L. Ward 1992 Revocable Living Trust (the \"Trust\") and WCT Resources LLC (\"WCT Resources\") each purchased 76,628 common units at a price to the public of $13.05 per unit."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"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."}],"balance_after":13295039,"source":{"system":"sec-edgar","filing":"0001213900-26-043053","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1038276/000121390026043053/ownership.xml","form_type":"4"}},{"id":810653,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":46067,"kind":"organization","name":"IKAV General Partner S.a r.l.","position":1,"cik":"0002028161","reported_name":"IKAV General Partner S.a r.l.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":46068,"kind":"organization","name":"VEPU Inc.","position":2,"cik":"0002088389","reported_name":"VEPU Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2026-04-10T21:32:20.000Z","date":"2026-04-08","kind":"sale","planned":false,"acquired":false,"shares":944805,"price":12.81,"value":12102952.05,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These common units are held directly by SIMLOG Inc., which is wholly owned by Simlog S.a r.l., which is controlled by IKAV SICAV FIS SCA, whose general partner is IKAV General Partner S.a r.l., which is wholly owned by Institut fur Kapitalanlagen und Vesicherungslosungen GmbH, whose majority owner is Mr. von Wasserschleben. This statement is jointly filed by and on behalf each of the foregoing entities and Mr. von Wasserschleben. As such, each of the foregoing entities and Mr. von Wasserschleben may be deemed to share beneficial ownership of the securities held of record by SIMLOG Inc."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The reporting persons each disclaim beneficial ownership of the securities covered by this statement, except to the extent of the pecuniary interest of such reporting person in such securities. Each reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such reporting person is, for purposes of Section 16 of the Exchange Act of 1934, as amended (the \"Exchange Act\"), or otherwise, the beneficial owner of any securities covered by this statement."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"The reporting persons may be deemed to be a member of a group with respect to Mach Natural Resources LP (the \"Issuer\") or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Exchange Act. The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer."}],"balance_after":4259110,"source":{"system":"sec-edgar","filing":"0001104659-26-042127","document":"tm2611574-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2028161/000110465926042127/tm2611574-1_4seq1.xml","form_type":"4"}},{"id":810652,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":46067,"kind":"organization","name":"IKAV General Partner S.a r.l.","position":1,"cik":"0002028161","reported_name":"IKAV General Partner S.a r.l.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":46068,"kind":"organization","name":"VEPU Inc.","position":2,"cik":"0002088389","reported_name":"VEPU Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2026-04-10T21:32:20.000Z","date":"2026-04-08","kind":"sale","planned":false,"acquired":false,"shares":4612874,"price":12.81,"value":59090915.94,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"These common units are held directly by VEPU Inc., which is wholly owned by IDI Investment S.a r.l., which is controlled by IKAV SICAV FIS SCA, whose general partner is IKAV General Partner S.a r.l., which is wholly owned by Institut fur Kapitalanlagen und Vesicherungslosungen GmbH, whose majority owner is Constantin von Wasserschleben. This statement is jointly filed by and on behalf each of the foregoing entities and Mr. von Wasserschleben. As such, each of the foregoing entities and Mr. von Wasserschleben may be deemed to share beneficial ownership of the securities held of record by VEPU Inc."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"The reporting persons each disclaim beneficial ownership of the securities covered by this statement, except to the extent of the pecuniary interest of such reporting person in such securities. Each reporting person states that neither the filing of this statement nor anything herein shall be deemed an admission that such reporting person is, for purposes of Section 16 of the Exchange Act of 1934, as amended (the \"Exchange Act\"), or otherwise, the beneficial owner of any securities covered by this statement."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"The reporting persons may be deemed to be a member of a group with respect to Mach Natural Resources LP (the \"Issuer\") or securities of the Issuer for purposes of Section 13(d) or 13(g) of the Exchange Act. The reporting persons declare that neither the filing of this statement nor anything herein shall be construed as an admission that such persons are, for the purposes of Section 13(d) or 13(g) of the Exchange Act or any other purpose, a member of a group with respect to the Issuer or securities of the Issuer."}],"balance_after":20794475,"source":{"system":"sec-edgar","filing":"0001104659-26-042127","document":"tm2611574-1_4seq1.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2028161/000110465926042127/tm2611574-1_4seq1.xml","form_type":"4"}},{"id":812895,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":53298,"kind":"organization","name":"KAYNE ANDERSON CAPITAL ADVISORS LP","position":1,"cik":"0000949615","reported_name":"KAYNE ANDERSON CAPITAL ADVISORS LP","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Former 10% Owner"}},{"id":53299,"kind":"organization","name":"Sabinal Energy Operating, LLC","position":2,"cik":"0002083178","reported_name":"Sabinal Energy Operating, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"Former 10% Owner"}}],"security":"Common Units","published_at":"2026-04-08T22:38:03.000Z","date":"2026-04-08","kind":"other","planned":false,"acquired":false,"shares":3442321,"price":12.81,"value":44096132.01,"ownership":{"direct":false,"nature":"Sabinal Energy Operating, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On April 6, 2026, Mach Natural Resources LP (the \"Company\") entered into an underwriting agreement (the \"Underwriting Agreement\"), by and among the Company, Mach Natural Resources GP LLC, the general partner of the Company, the selling unitholders party thereto (the \"Selling Unitholders\", of which Sabinal Energy Operating, LLC is one) and Morgan Stanley & Co. LLC (the \"Underwriter\"), pursuant to which the Selling Unitholders agreed to sell to the Underwriter, and the Underwriter agreed to purchase from the Selling Unitholders, an aggregate of 9,000,000 common units representing limited partner interests (\"Common Units\") in the Company (such offering, the \"Offering\")."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The reported units are held by Sabinal Energy Operating, LLC, a portfolio company of a private investment fund managed by Kayne Anderson Capital Advisors, L.P."}],"balance_after":15517713,"source":{"system":"sec-edgar","filing":"0001638397-26-000003","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/949615/000163839726000003/primary_doc.xml","form_type":"4"}},{"id":830470,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56453,"kind":"person","name":"Burn Christopher","position":1,"cik":"0002101878","reported_name":"Burn Christopher","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}}],"security":"Common Units","published_at":"2026-03-23T20:05:12.000Z","date":"2026-03-20","kind":"purchase","planned":false,"acquired":true,"shares":1000,"price":13.85,"value":13850.0,"ownership":{"direct":true},"balance_after":15587,"source":{"system":"sec-edgar","filing":"0001213900-26-032918","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1980088/000121390026032918/ownership.xml","form_type":"4"}},{"id":830469,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56453,"kind":"person","name":"Burn Christopher","position":1,"cik":"0002101878","reported_name":"Burn Christopher","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}}],"security":"Common Units","published_at":"2026-03-23T20:05:12.000Z","date":"2026-03-19","kind":"purchase","planned":false,"acquired":true,"shares":1000,"price":14.07,"value":14070.0,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by the Reporting Person in multiple transactions at prices ranging from $13.99 to $14.15, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission (the \"SEC\"), upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (1) to this Form 4."}],"balance_after":14587,"source":{"system":"sec-edgar","filing":"0001213900-26-032918","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1980088/000121390026032918/ownership.xml","form_type":"4"}},{"id":831012,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2026-03-23T16:05:11.000Z","date":"2026-03-23","kind":"purchase","planned":false,"acquired":true,"shares":3215,"price":13.63,"value":43820.45,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These common units were purchased by Bayou City Energy Management LLC (\"BCEM\")."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by BCEM in multiple transactions at prices ranging from $13.535 to $13.65, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission (the \"SEC\"), upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (3) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,835,939 by BCE Mach Aggregator LLC (\"BCE Aggregator\") and 23,978 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,835,939 by BCE Mach Aggregator LLC (\"BCE Aggregator\") and 23,978 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74859917,"source":{"system":"sec-edgar","filing":"0001213900-26-032917","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390026032917/ownership.xml","form_type":"4"}},{"id":831011,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2026-03-23T16:05:11.000Z","date":"2026-03-20","kind":"purchase","planned":false,"acquired":true,"shares":2500,"price":14,"value":35000.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These common units were purchased by Bayou City Energy Management LLC (\"BCEM\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,835,939 by BCE Mach Aggregator LLC (\"BCE Aggregator\") and 23,978 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,835,939 by BCE Mach Aggregator LLC (\"BCE Aggregator\") and 23,978 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74856702,"source":{"system":"sec-edgar","filing":"0001213900-26-032917","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390026032917/ownership.xml","form_type":"4"}},{"id":831010,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2026-03-23T16:05:11.000Z","date":"2026-03-19","kind":"purchase","planned":false,"acquired":true,"shares":3570,"price":14,"value":49980.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These common units were purchased by Bayou City Energy Management LLC (\"BCEM\")."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by BCEM in multiple transactions at prices ranging from $13.99 to $14.00, inclusive. The Reporting Persons undertake to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission (the \"SEC\"), upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (2) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,835,939 by BCE Mach Aggregator LLC (\"BCE Aggregator\") and 23,978 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,835,939 by BCE Mach Aggregator LLC (\"BCE Aggregator\") and 23,978 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74854202,"source":{"system":"sec-edgar","filing":"0001213900-26-032917","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390026032917/ownership.xml","form_type":"4"}},{"id":909255,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":66838,"kind":"person","name":"Reel Michael E","position":1,"cik":"0001995408","reported_name":"Reel Michael E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2026-02-11T22:53:42.000Z","date":"2026-02-11","kind":"tax_withholding","planned":false,"acquired":false,"shares":2532,"price":12.62,"value":31953.84,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The Issuer withheld units to satisfy tax withholding obligations associated with the Grant."}],"balance_after":85816,"source":{"system":"sec-edgar","filing":"0001213900-26-015041","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1980088/000121390026015041/ownership.xml","form_type":"4"}},{"id":909254,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":66838,"kind":"person","name":"Reel Michael E","position":1,"cik":"0001995408","reported_name":"Reel Michael E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2026-02-11T22:53:42.000Z","date":"2026-02-09","kind":"grant","planned":false,"acquired":true,"shares":5151,"price":12.62,"value":65005.62,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of common units (the \"Grant\") of the Issuer under the Issuer's 2023 Long-Term Incentive Plan."}],"balance_after":88348,"source":{"system":"sec-edgar","filing":"0001213900-26-015041","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1980088/000121390026015041/ownership.xml","form_type":"4"}},{"id":910578,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":53298,"kind":"organization","name":"KAYNE ANDERSON CAPITAL ADVISORS LP","position":1,"cik":"0000949615","reported_name":"KAYNE ANDERSON CAPITAL ADVISORS LP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":53299,"kind":"organization","name":"Sabinal Energy Operating, LLC","position":2,"cik":"0002083178","reported_name":"Sabinal Energy Operating, LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2026-02-11T19:19:56.000Z","date":"2026-02-09","kind":"other","planned":false,"acquired":false,"shares":227547,"price":14.56,"value":3313084.32,"ownership":{"direct":false,"nature":"Sabinal Energy Operating, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"As part of the purchase and sale agreement between Mach Natural Resources (\"MNR\") and Sabinal Energy Operating, LLC (\"Sabinal\") (the \"PSA\"), MNR issued Sabinal 19,187,581 Common Units (the \"Sabinal Common Units\"), as previously disclosed in the Form 3 filed on 9/22/25. In accordance with the final purchase price adjustment mechanics contained in the PSA, Sabinal has agreed to deliver to MNR 227,547 Sabinal Common Units."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"The reported units are held by Sabinal Energy Operating, LLC, a portfolio company of a private investment fund managed by Kayne Anderson Capital Advisors, L.P."}],"balance_after":18960034,"source":{"system":"sec-edgar","filing":"0001638397-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/949615/000163839726000001/primary_doc.xml","form_type":"4"}},{"id":909622,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":66866,"kind":"person","name":"WHITE KEVIN R.","position":1,"cik":"0001341654","reported_name":"WHITE KEVIN R.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2026-02-11T17:54:06.000Z","date":"2026-02-11","kind":"tax_withholding","planned":false,"acquired":false,"shares":5627,"price":12.62,"value":71012.74,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"The Issuer withheld units to satisfy tax withholding obligations associated with the Grant."}],"balance_after":455871,"source":{"system":"sec-edgar","filing":"0001213900-26-015042","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1341654/000121390026015042/ownership.xml","form_type":"4"}},{"id":909621,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":66866,"kind":"person","name":"WHITE KEVIN R.","position":1,"cik":"0001341654","reported_name":"WHITE KEVIN R.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2026-02-11T17:54:06.000Z","date":"2026-02-09","kind":"grant","planned":false,"acquired":true,"shares":11886,"price":12.62,"value":150001.32,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents the grant of common units (the \"Grant\") of the Issuer under the Issuer's 2023 Long-Term Incentive Plan."}],"balance_after":461498,"source":{"system":"sec-edgar","filing":"0001213900-26-015042","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1341654/000121390026015042/ownership.xml","form_type":"4"}},{"id":949688,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56453,"kind":"person","name":"Burn Christopher","position":1,"cik":"0002101878","reported_name":"Burn Christopher","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}}],"security":"Common Units","published_at":"2026-01-05T23:36:30.000Z","date":"2026-01-01","kind":"grant","planned":false,"acquired":true,"shares":13587,"price":11.04,"value":150000.48,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."}],"balance_after":13587,"source":{"system":"sec-edgar","filing":"0001213900-26-001345","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1980088/000121390026001345/ownership.xml","form_type":"4"}},{"id":974691,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2025-12-10T16:05:18.000Z","date":"2025-12-09","kind":"purchase","planned":false,"acquired":true,"shares":17500,"price":12.32,"value":215600.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These common units were purchased by BCE-Mach Aggregator LLC (\"BCE Aggregator\")."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by BCE Aggregator in multiple transactions at prices ranging from $12.30 to $12.35, inclusive. The Reporting Persons undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (3) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,835,939 by BCE Aggregator and 14,693 by Bayou City Energy Management LLC (\"BCEM\"). BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,835,939 by BCE Aggregator and 14,693 by Bayou City Energy Management LLC (\"BCEM\"). BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74850632,"source":{"system":"sec-edgar","filing":"0001213900-25-120073","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390025120073/ownership.xml","form_type":"4"}},{"id":974690,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2025-12-10T16:05:18.000Z","date":"2025-12-08","kind":"purchase","planned":false,"acquired":true,"shares":12500,"price":12.53,"value":156625.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These common units were purchased by BCE-Mach Aggregator LLC (\"BCE Aggregator\")."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by BCE Aggregator in multiple transactions at prices ranging from $12.44 to $12.67, inclusive. The Reporting Persons undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (2) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,835,939 by BCE Aggregator and 14,693 by Bayou City Energy Management LLC (\"BCEM\"). BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,835,939 by BCE Aggregator and 14,693 by Bayou City Energy Management LLC (\"BCEM\"). BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74833132,"source":{"system":"sec-edgar","filing":"0001213900-25-120073","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390025120073/ownership.xml","form_type":"4"}},{"id":985394,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":52772,"kind":"person","name":"WARD TOM L.","position":1,"cik":"0001038276","reported_name":"WARD TOM L.","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2025-12-01T21:05:02.000Z","date":"2025-11-26","kind":"purchase","planned":false,"acquired":true,"shares":40000,"price":11.63,"value":465200.0,"ownership":{"direct":false,"nature":"Held by Tom L. Ward Family Foundation"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by the Tom L. Ward Family Foundation (the \"Foundation\") in multiple transactions at prices ranging from $11.56 to $11.72, inclusive. The Reporting Persons undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (3) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"The Reporting Person exercises control over 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."}],"balance_after":167030,"source":{"system":"sec-edgar","filing":"0001213900-25-116662","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1038276/000121390025116662/ownership.xml","form_type":"4"}},{"id":989079,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":52772,"kind":"person","name":"WARD TOM L.","position":1,"cik":"0001038276","reported_name":"WARD TOM L.","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2025-11-25T21:05:06.000Z","date":"2025-11-25","kind":"purchase","planned":false,"acquired":true,"shares":43660,"price":11.45,"value":499907.0,"ownership":{"direct":false,"nature":"Held by Tom L. Ward Family Foundation"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by the Tom L. Ward Family Foundation (the \"Foundation\") in multiple transactions at prices ranging from $11.43 to $11.46, inclusive. The Reporting Persons undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (3) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"The Reporting Person exercises control over 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."}],"balance_after":127030,"source":{"system":"sec-edgar","filing":"0001213900-25-114737","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1038276/000121390025114737/ownership.xml","form_type":"4"}},{"id":996362,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":52772,"kind":"person","name":"WARD TOM L.","position":1,"cik":"0001038276","reported_name":"WARD TOM L.","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2025-11-18T21:05:10.000Z","date":"2025-11-17","kind":"purchase","planned":false,"acquired":true,"shares":41740,"price":11.98,"value":500045.2,"ownership":{"direct":false,"nature":"Held by Tom L. Ward Family Foundation"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by the Foundation in multiple transactions at prices ranging from $11.91 to $12.03, inclusive. The Reporting Persons undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (5) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"The Reporting Person exercises control over 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."}],"balance_after":83370,"source":{"system":"sec-edgar","filing":"0001213900-25-112089","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1038276/000121390025112089/ownership.xml","form_type":"4"}},{"id":996361,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":52772,"kind":"person","name":"WARD TOM L.","position":1,"cik":"0001038276","reported_name":"WARD TOM L.","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2025-11-18T21:05:10.000Z","date":"2025-11-14","kind":"purchase","planned":false,"acquired":true,"shares":41630,"price":12.01,"value":499976.3,"ownership":{"direct":false,"nature":"Held by Tom L. Ward Family Foundation"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by the Tom L. Ward Family Foundation (the \"Foundation\") in multiple transactions at prices ranging from $11.85 to $12.09, inclusive. The Reporting Persons undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (3) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"The Reporting Person exercises control over 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."}],"balance_after":41630,"source":{"system":"sec-edgar","filing":"0001213900-25-112089","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1038276/000121390025112089/ownership.xml","form_type":"4"}},{"id":996056,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2025-11-18T16:05:14.000Z","date":"2025-11-14","kind":"purchase","planned":false,"acquired":true,"shares":4608,"price":11.85,"value":54604.8,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These common units were purchased by Bayou City Energy Management LLC (\"BCEM\")."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by BCEM in multiple transactions at prices ranging from $11.84 to $11.87, inclusive. The Reporting Persons undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (2) to this Form 4."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F3","text":"After the reported transactions, the reported common units are directly held 74,805,939 by BCE-Mach Aggregator LLC (\"BCE Aggregator\") and 14,693 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"After the reported transactions, the reported common units are directly held 74,805,939 by BCE-Mach Aggregator LLC (\"BCE Aggregator\") and 14,693 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74820632,"source":{"system":"sec-edgar","filing":"0001213900-25-112091","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390025112091/ownership.xml","form_type":"4"}},{"id":1011350,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":19920,"kind":"person","name":"Giesinger Edgar R. JR.","position":1,"cik":"0001658831","reported_name":"Giesinger Edgar R. 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The phantom units will vest on the first anniversary of the grant date, subject in each case to the continued service through such dates."}],"balance_after":29111,"source":{"system":"sec-edgar","filing":"0001213900-25-104133","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1658831/000121390025104133/ownership.xml","form_type":"4"}},{"id":1011139,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":73767,"kind":"person","name":"Perich Stephen C","position":1,"cik":"0001995420","reported_name":"Perich Stephen C","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}}],"security":"Common Units","published_at":"2025-10-30T20:06:06.000Z","date":"2025-10-28","kind":"grant","planned":false,"acquired":true,"shares":12039,"price":12.46,"value":150005.94,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."}],"balance_after":29111,"source":{"system":"sec-edgar","filing":"0001213900-25-104132","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1980088/000121390025104132/ownership.xml","form_type":"4"}},{"id":1011138,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":66838,"kind":"person","name":"Reel Michael E","position":1,"cik":"0001995408","reported_name":"Reel Michael E","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2025-10-30T20:05:33.000Z","date":"2025-10-28","kind":"tax_withholding","planned":false,"acquired":false,"shares":2692,"price":12.46,"value":33542.32,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The issuer withheld units to satisfy the tax withholding obligations associated with the vesting of phantom units."}],"balance_after":83197,"source":{"system":"sec-edgar","filing":"0001213900-25-104129","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1980088/000121390025104129/ownership.xml","form_type":"4"}},{"id":1011505,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":52772,"kind":"person","name":"WARD TOM L.","position":1,"cik":"0001038276","reported_name":"WARD TOM L.","relationship":{"director":true,"officer":true,"ten_percent_owner":true,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2025-10-30T20:05:19.000Z","date":"2025-10-28","kind":"tax_withholding","planned":false,"acquired":false,"shares":10722,"price":12.46,"value":133596.12,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F3","text":"The issuer withheld units to satisfy the tax withholding obligations associated with the vesting of phantom units."}],"balance_after":13728593,"source":{"system":"sec-edgar","filing":"0001213900-25-104128","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1038276/000121390025104128/ownership.xml","form_type":"4"}},{"id":1011215,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":66866,"kind":"person","name":"WHITE KEVIN R.","position":1,"cik":"0001341654","reported_name":"WHITE KEVIN R.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2025-10-30T16:05:48.000Z","date":"2025-10-28","kind":"tax_withholding","planned":false,"acquired":false,"shares":10107,"price":12.46,"value":125933.22,"ownership":{"direct":true},"footnotes":[{"field":"security","element":"securityTitle","label":"F1","text":"The issuer withheld units to satisfy the tax withholding obligations associated with the vesting of phantom units."}],"balance_after":449612,"source":{"system":"sec-edgar","filing":"0001213900-25-104131","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1341654/000121390025104131/ownership.xml","form_type":"4"}},{"id":1011251,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":73772,"kind":"person","name":"KEATING FRANK A","position":1,"cik":"0001240029","reported_name":"KEATING FRANK A","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":true,"other_text":"See Remarks"}}],"security":"Common Units","published_at":"2025-10-30T16:05:05.000Z","date":"2025-10-28","kind":"grant","planned":false,"acquired":true,"shares":12039,"price":12.46,"value":150005.94,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"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."}],"balance_after":29111,"source":{"system":"sec-edgar","filing":"0001213900-25-104126","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1240029/000121390025104126/ownership.xml","form_type":"4"}},{"id":1069075,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2025-08-12T08:00:25.000Z","date":"2025-08-11","kind":"purchase","planned":false,"acquired":true,"shares":3085,"price":14.39,"value":44393.15,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These common units were purchased by Bayou City Energy Management LLC (\"BCEM\")."},{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F2","text":"After the reported transactions, the reported common units are directly held 74,805,939 by BCE-Mach Aggregator LLC (\"BCE Aggregator\") and 10,085 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"After the reported transactions, the reported common units are directly held 74,805,939 by BCE-Mach Aggregator LLC (\"BCE Aggregator\") and 10,085 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74816024,"source":{"system":"sec-edgar","filing":"0001213900-25-074636","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390025074636/ownership.xml","form_type":"4"}},{"id":1108307,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2025-06-17T17:03:30.000Z","date":"2025-06-16","kind":"purchase","planned":false,"acquired":true,"shares":144900,"price":14.96,"value":2167704.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by BCE Aggregator in multiple transactions at prices ranging from $14.82 to $15.00, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the SEC, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (2) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"After the reported transactions, the reported common units are directly held 74,805,939 by BCE Aggregator and 7,000 by Bayou City Energy Management LLC (\"BCEM\"). BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74812939,"source":{"system":"sec-edgar","filing":"0001213900-25-055246","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390025055246/ownership.xml","form_type":"4"}},{"id":1108306,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2025-06-17T17:03:30.000Z","date":"2025-06-13","kind":"purchase","planned":false,"acquired":true,"shares":135500,"price":14.72,"value":1994560.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by BCE-Mach Aggregator LLC (\"BCE Aggregator\") in multiple transactions at prices ranging from $14.52 to $14.75, inclusive. The Reporting Persons undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission (the \"SEC\"), upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (1) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"After the reported transactions, the reported common units are directly held 74,805,939 by BCE Aggregator and 7,000 by Bayou City Energy Management LLC (\"BCEM\"). BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74668039,"source":{"system":"sec-edgar","filing":"0001213900-25-055246","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390025055246/ownership.xml","form_type":"4"}},{"id":1113777,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2025-06-12T17:25:34.000Z","date":"2025-06-12","kind":"purchase","planned":false,"acquired":true,"shares":93500,"price":14.29,"value":1336115.0,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F3","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by BCE Aggregator in multiple transactions at prices ranging from $13.99 to $14.45, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the SEC, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (3) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,525,539 by BCE Aggregator and 7,000 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74532539,"source":{"system":"sec-edgar","filing":"0001213900-25-053925","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390025053925/ownership.xml","form_type":"4"}},{"id":1113776,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2025-06-12T17:25:34.000Z","date":"2025-06-11","kind":"purchase","planned":false,"acquired":true,"shares":72411,"price":14.01,"value":1014478.11,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average price. These common units were purchased by BCE Aggregator in multiple transactions at prices ranging from $13.77 to $14.21, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the SEC, upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (2) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,525,539 by BCE Aggregator and 7,000 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74439039,"source":{"system":"sec-edgar","filing":"0001213900-25-053925","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390025053925/ownership.xml","form_type":"4"}},{"id":1113775,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2025-06-12T17:25:34.000Z","date":"2025-06-10","kind":"purchase","planned":false,"acquired":true,"shares":79218,"price":13.58,"value":1075780.44,"ownership":{"direct":false,"nature":"See footnote"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The price reported in Column 4 is a weighted average price. BCE-Mach Aggregator LLC (\"BCE Aggregator\") purchased 72,218 common units and Bayou City Energy Management LLC (\"BCEM\") purchased 7,000 common units. These common units were purchased in multiple transactions at prices ranging from $13.48 to $13.68, inclusive. The Reporting Persons undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission (the \"SEC\"), upon request, full information regarding the number of common units purchased at each separate price within the ranges set forth in this footnote (1) to this Form 4."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"After the reported transactions, the reported common units are directly held 74,525,539 by BCE Aggregator and 7,000 by BCEM. BCE Aggregator is indirectly managed by BCEM. William W. McMullen is the Managing Partner of BCEM. Accordingly, each of the Reporting Persons may be deemed to beneficially own the securities directly held by BCE Aggregator and BCEM, as applicable, but disclaim beneficial ownership of such common units except to the extent of their respective pecuniary interest therein."}],"balance_after":74366628,"source":{"system":"sec-edgar","filing":"0001213900-25-053925","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1997530/000121390025053925/ownership.xml","form_type":"4"}},{"id":1276815,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":56579,"kind":"person","name":"McMullen William Wallace","position":1,"cik":"0001730172","reported_name":"McMullen William Wallace","relationship":{"director":true,"officer":false,"ten_percent_owner":true,"other":true,"other_text":"See Remarks"}},{"id":56580,"kind":"organization","name":"BCE-Mach Aggregator LLC","position":2,"cik":"0001997530","reported_name":"BCE-Mach Aggregator LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":56581,"kind":"organization","name":"BAYOU CITY ENERGY MANAGEMENT LLC","position":3,"cik":"0001742941","reported_name":"BAYOU CITY ENERGY MANAGEMENT LLC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"Common Units","published_at":"2025-02-10T18:07:45.000Z","date":"2025-02-07","kind":"purchase","planned":false,"acquired":true,"shares":5161290,"price":15.5,"value":79999995.0,"ownership":{"direct":false,"nature":"Held by BCE-Mach Aggregator LLC"},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"As previously disclosed in the Issuer's prospectus supplement dated February 6, 2025, filed with the U.S. Securities and Exchange Commission on February 6, 2025, the Issuer completed a public underwritten offering of common units. BCE-Mach Aggregator LLC purchased 5,161,290 common units at a price to the public of $15.50 per share."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"BCE-Mach Aggregator LLC is indirectly managed by Bayou City Energy Management LLC (\"BCEM\"). William W. McMullen is the Managing Partner of BCEM. Each of BCEM and Mr. McMullen (by virtue of his relationship with BCEM) may be deemed to indirectly beneficially own (as that term is defined in Rule 13d-3 under the Act) the common units which BCE-Mach Aggregator LLC beneficially owns. 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William W. McMullen is the Managing Partner of BCEM. Each of BCEM and Mr. McMullen (by virtue of his relationship with BCEM) may be deemed to indirectly beneficially own (as that term is defined in Rule 13d-3 under the Act) the common units which BCE-Mach Aggregator LLC beneficially owns. 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The phantom units will vest in three equal installments on each of the first three anniversaries of the grant date, subject in each case to the continued service through such dates."}],"balance_after":7895,"source":{"system":"sec-edgar","filing":"0001213900-23-081837","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1240029/000121390023081837/ownership.xml","form_type":"4"}},{"id":1753070,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":66866,"kind":"person","name":"WHITE KEVIN R.","position":1,"cik":"0001341654","reported_name":"WHITE KEVIN R.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2023-10-31T16:30:09.000Z","date":"2023-10-27","kind":"grant","planned":false,"acquired":true,"shares":68755,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"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 in three equal installments on each of the first three anniversaries of the grant date, subject in each case to the continued service through such dates."}],"balance_after":767054,"source":{"system":"sec-edgar","filing":"0001213900-23-081836","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1341654/000121390023081836/ownership.xml","form_type":"4"}},{"id":1753069,"issuer":{"id":4469,"kind":"organization","name":"MACH NATURAL RESOURCES LP","symbol":"MNR"},"owners":[{"id":66866,"kind":"person","name":"WHITE KEVIN R.","position":1,"cik":"0001341654","reported_name":"WHITE KEVIN R.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":true,"officer_title":"See Remarks","other_text":"See Remarks"}}],"security":"Common Units","published_at":"2023-10-31T16:30:09.000Z","date":"2023-10-27","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":30807,"price":17.67,"value":544359.69,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On October 27, 2023, the Issuer used a portion of the net proceeds from the closing of its initial public offering (\"IPO\") of common units to purchase common units from certain of the Issuer's pre-IPO unitholders, including the Reporting Person, at a price of $17.67 per unit (such price per unit being the price that the Issuer received from the underwriters in the IPO, net of the underwriting discounts and commissions)."}],"balance_after":698299,"source":{"system":"sec-edgar","filing":"0001213900-23-081836","document":"ownership.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1341654/000121390023081836/ownership.xml","form_type":"4"}}]}