{"transactions":[{"id":918573,"issuer":{"id":3258,"kind":"organization","name":"Western Midstream Partners, LP"},"owners":[{"id":2999,"kind":"organization","name":"OCCIDENTAL PETROLEUM CORP /DE/","symbol":"OXY","position":1,"cik":"0000797468","reported_name":"OCCIDENTAL PETROLEUM CORP /DE/","relationship":{"ten_percent_owner":true}},{"id":67644,"kind":"organization","name":"OXY USA INC","position":2,"cik":"0000728399","reported_name":"OXY USA INC","relationship":{"ten_percent_owner":true}},{"id":67645,"kind":"organization","name":"OXY Oil Partners, Inc.","position":3,"cik":"0001785615","reported_name":"OXY Oil Partners, Inc.","relationship":{"ten_percent_owner":true}},{"id":67646,"kind":"organization","name":"Baseball Merger Sub 2, Inc.","position":4,"cik":"0001785593","reported_name":"Baseball Merger Sub 2, Inc.","relationship":{"ten_percent_owner":true}},{"id":67647,"kind":"organization","name":"ANADARKO PETROLEUM CORP","position":5,"cik":"0000773910","reported_name":"ANADARKO PETROLEUM CORP","relationship":{"ten_percent_owner":true}},{"id":67648,"kind":"organization","name":"ANADARKO HOLDING Co","position":6,"cik":"0001570992","reported_name":"ANADARKO HOLDING Co","relationship":{"ten_percent_owner":true}}],"security":"COMMON UNITS (LIMITED PARTNER INTERESTS)","published_at":"2026-02-05T17:34:29.000Z","date":"2026-02-03","kind":"other","planned":false,"acquired":false,"shares":15307402,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On January 16, 2026, Western Gas Resources, Inc. (\"WGRI\") entered into a Unit Redemption Agreement with the Issuer and the other parties thereto, pursuant to which WGRI transferred and surrendered on February 3, 2026 an aggregate of 15,307,402 common units representing limited partner interests in the Issuer (the \"Common Units\") to the Issuer in connection with certain amendments to existing operating agreements, as described in the Unit Redemption Agreement."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On January 16, 2026, Western Gas Resources, Inc. (\"WGRI\") entered into a Unit Redemption Agreement with the Issuer and the other parties thereto, pursuant to which WGRI transferred and surrendered on February 3, 2026 an aggregate of 15,307,402 common units representing limited partner interests in the Issuer (the \"Common Units\") to the Issuer in connection with certain amendments to existing operating agreements, as described in the Unit Redemption Agreement."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Following the transaction reported herein, WGRI holds 140,912,118 Common Units, APC Midstream Holdings, LLC (\"APCMH\") holds 457,849 Common Units and Anadarko USH1 Corporation (\"AUSHI\") holds 9,004,209 Common Units. WGRI also is the sole member of Western Midstream Holdings, LLC, the 2% economic general partner of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"OXY USA Inc. (\"OXY USA\") is a wholly owned subsidiary of Occidental Petroleum Corporation (\"Occidental\"). OXY USA owns 100% of the outstanding common stock of OXY Oil Partners, Inc. (\"OOP\"). OOP owns 100% of the outstanding common stock of Baseball Merger Sub 2, Inc. (\"BMS\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Anadarko Petroleum Corporation (\"APC\") is a wholly owned subsidiary of BMS. APC owns (i) 100% of Anadarko Holding Company (\"AHC\") and (ii) indirectly, 100% of the common stock of WGRI and Kerr-McGee Corporation (\"KMG\"). WGRI is the sole member of APCMH. KMG and AHC together own 100% of the common stock of Kerr-McGee Worldwide Corporation (\"KMWW\"), and APC and KMWW together indirectly own 100% of the common stock of AUSH1. Accordingly, OXY USA, OOP, BMS, APC, AHC, WGRI, AUSH1, KMG, APCMH and KMWW are all direct or indirect wholly owned subsidiaries of Occidental."}],"balance_after":150374176,"source":{"system":"sec-edgar","filing":"0001140361-26-003924","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/728399/000114036126003924/form4.xml","form_type":"4"}},{"id":1432035,"issuer":{"id":3258,"kind":"organization","name":"Western Midstream Partners, LP"},"owners":[{"id":2999,"kind":"organization","name":"OCCIDENTAL PETROLEUM CORP /DE/","symbol":"OXY","position":1,"cik":"0000797468","reported_name":"OCCIDENTAL PETROLEUM CORP /DE/","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":67644,"kind":"organization","name":"OXY USA INC","position":2,"cik":"0000728399","reported_name":"OXY USA INC","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":67645,"kind":"organization","name":"OXY Oil Partners, Inc.","position":3,"cik":"0001785615","reported_name":"OXY Oil Partners, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":67646,"kind":"organization","name":"Baseball Merger Sub 2, Inc.","position":4,"cik":"0001785593","reported_name":"Baseball Merger Sub 2, Inc.","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":67647,"kind":"organization","name":"ANADARKO PETROLEUM CORP","position":5,"cik":"0000773910","reported_name":"ANADARKO PETROLEUM CORP","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}},{"id":67648,"kind":"organization","name":"ANADARKO HOLDING Co","position":6,"cik":"0001570992","reported_name":"ANADARKO HOLDING Co","relationship":{"director":false,"officer":false,"ten_percent_owner":true,"other":false}}],"security":"COMMON UNITS (LIMITED PARTNER INTERESTS)","published_at":"2024-08-16T17:11:51.000Z","date":"2024-08-14","kind":"sale","planned":false,"acquired":false,"shares":19500000,"price":35.75,"value":697125000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On August 14, 2024, WGR Asset Holding Company LLC (\"WGRAH\") and Anadarko USH1 Corporation (\"AUSH1\") sold 14,139,260 and 5,360,740 common units representing limited partner interests in the Issuer (the \"Common Units\"), respectively, in an underwritten public offering at a price of $35.75 per Common Unit."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On August 14, 2024, WGR Asset Holding Company LLC (\"WGRAH\") and Anadarko USH1 Corporation (\"AUSH1\") sold 14,139,260 and 5,360,740 common units representing limited partner interests in the Issuer (the \"Common Units\"), respectively, in an underwritten public offering at a price of $35.75 per Common Unit."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Following the transaction reported herein, Western Gas Resources, Inc. (\"WGRI\") holds 156,219,520 Common Units, APC Midstream Holdings, LLC (\"APCMH\") holds 457,849 Common Units and AUSHI holds 9,004,209 Common Units. WGRI also is the sole member of Western Midstream Holdings, LLC, the 2% economic general partner of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"OXY USA Inc. (\"OXY USA\") is a wholly owned subsidiary of Occidental Petroleum Corporation (\"Occidental\"). OXY USA owns 100% of the outstanding common stock of OXY Oil Partners, Inc. (\"OOP\"). OOP owns 100% of the outstanding common stock of Baseball Merger Sub 2, Inc. (\"BMS\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Anadarko Petroleum Corporation (\"APC\") is a wholly owned subsidiary of BMS. APC owns (i) 100% of Anadarko Holding Company (\"AHC\") and (ii) indirectly, 100% of the common stock of WGRI and Kerr-McGee Corporation (\"KMG\"). WGRI is the sole member of APCMH. KMG and AHC together own 100% of the common stock of Kerr-McGee Worldwide Corporation (\"KMWW\"), and APC and KMWW together indirectly own 100% of the common stock of AUSH1. Accordingly, OXY USA, OOP, BMS, APC, AHC, WGRI, AUSH1, KMG, APCMH, KMWW and WGRAH are all direct or indirect wholly owned subsidiaries of Occidental."}],"balance_after":165681578,"source":{"system":"sec-edgar","filing":"0000797468-24-000146","document":"wk-form4_1723842705.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/728399/000079746824000146/wk-form4_1723842705.xml","form_type":"4"}},{"id":1781601,"issuer":{"id":3258,"kind":"organization","name":"Western Midstream Partners, LP"},"owners":[{"id":2999,"kind":"organization","name":"OCCIDENTAL PETROLEUM CORP /DE/","symbol":"OXY","position":1,"cik":"0000797468","reported_name":"OCCIDENTAL PETROLEUM CORP /DE/","relationship":{"ten_percent_owner":true}},{"id":67644,"kind":"organization","name":"OXY USA INC","position":2,"cik":"0000728399","reported_name":"OXY USA INC","relationship":{"ten_percent_owner":true}},{"id":67645,"kind":"organization","name":"OXY Oil Partners, Inc.","position":3,"cik":"0001785615","reported_name":"OXY Oil Partners, Inc.","relationship":{"ten_percent_owner":true}},{"id":67646,"kind":"organization","name":"Baseball Merger Sub 2, Inc.","position":4,"cik":"0001785593","reported_name":"Baseball Merger Sub 2, Inc.","relationship":{"ten_percent_owner":true}},{"id":67647,"kind":"organization","name":"ANADARKO PETROLEUM CORP","position":5,"cik":"0000773910","reported_name":"ANADARKO PETROLEUM CORP","relationship":{"ten_percent_owner":true}},{"id":67648,"kind":"organization","name":"ANADARKO HOLDING Co","position":6,"cik":"0001570992","reported_name":"ANADARKO HOLDING Co","relationship":{"ten_percent_owner":true}}],"security":"COMMON UNITS (LIMITED PARTNER INTERESTS)","published_at":"2023-09-14T17:54:33.000Z","date":"2023-09-12","kind":"sale","planned":false,"acquired":false,"shares":5100000,"price":25,"value":127500000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On September 7, 2023, Western Midstream Partners, LP (the \"Issuer\") entered into a unit purchase agreement with Western Gas Resources, Inc. (\"WGRI\") pursuant to which the Issuer agreed to purchase 5,100,000 common units representing limited partner interests in the Issuer (the \"Common Units\") from WGRI at a price of $25.00 per Common Unit. WGRI and the Issuer completed the sale of such Common Units on September 12, 2023."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On September 7, 2023, Western Midstream Partners, LP (the \"Issuer\") entered into a unit purchase agreement with Western Gas Resources, Inc. (\"WGRI\") pursuant to which the Issuer agreed to purchase 5,100,000 common units representing limited partner interests in the Issuer (the \"Common Units\") from WGRI at a price of $25.00 per Common Unit. WGRI and the Issuer completed the sale of such Common Units on September 12, 2023."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Following the transaction reported herein, WGRI holds 156,219,520 Common Units, WGR Asset Holding Company LLC (\"WGRAH\") holds 14,139,260 Common Units, APC Midstream Holdings, LLC (\"APCMH\") holds 457,849 Common Units and Anadarko USH1 Corporation (\"Anadarko USH1\") holds 14,364,949 Common Units. WGRI also is the sole member of Western Midstream Holdings, LLC, the 2% economic general partner of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"OXY USA Inc. (\"OXY USA\") is a wholly owned subsidiary of Occidental Petroleum Corporation (\"Occidental\"). OXY USA owns 100% of the outstanding common stock of OXY Oil Partners, Inc. (\"OOP\"). OOP owns 100% of the outstanding common stock of Baseball Merger Sub 2, Inc. (\"BMS\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Anadarko Petroleum Corporation (\"APC\") is a wholly owned subsidiary of BMS. APC owns (i) 100% of Anadarko Holding Company (\"AHC\") and (ii) indirectly, 100% of the common stock of WGRI and Kerr-McGee Corporation (\"KMG\"). WGRI is the sole member of APCMH, and APCMH is the sole member of WGRAH. KMG and AHC together own 100% of the common stock of Kerr-McGee Worldwide Corporation (\"KMWW\"), and APC and KMWW together indirectly own 100% of the common stock of Anadarko USH1. Accordingly, OXY USA, OOP, BMS, APC, AHC, WGRI, Anadarko USH1, KMG, APCMH, WGRAH and KMWW are all direct or indirect wholly owned subsidiaries of Occidental."}],"balance_after":185181578,"source":{"system":"sec-edgar","filing":"0001140361-23-044014","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/728399/000114036123044014/form4.xml","form_type":"4"}},{"id":2203004,"issuer":{"id":3258,"kind":"organization","name":"Western Midstream Partners, LP"},"owners":[{"id":2999,"kind":"organization","name":"OCCIDENTAL PETROLEUM CORP /DE/","symbol":"OXY","position":1,"cik":"0000797468","reported_name":"OCCIDENTAL PETROLEUM CORP /DE/","relationship":{"ten_percent_owner":true}},{"id":67644,"kind":"organization","name":"OXY USA INC","position":2,"cik":"0000728399","reported_name":"OXY USA INC","relationship":{"ten_percent_owner":true}},{"id":67645,"kind":"organization","name":"OXY Oil Partners, Inc.","position":3,"cik":"0001785615","reported_name":"OXY Oil Partners, Inc.","relationship":{"ten_percent_owner":true}},{"id":67646,"kind":"organization","name":"Baseball Merger Sub 2, Inc.","position":4,"cik":"0001785593","reported_name":"Baseball Merger Sub 2, Inc.","relationship":{"ten_percent_owner":true}},{"id":67647,"kind":"organization","name":"ANADARKO PETROLEUM CORP","position":5,"cik":"0000773910","reported_name":"ANADARKO PETROLEUM CORP","relationship":{"ten_percent_owner":true}},{"id":67648,"kind":"organization","name":"ANADARKO HOLDING Co","position":6,"cik":"0001570992","reported_name":"ANADARKO HOLDING Co","relationship":{"ten_percent_owner":true}}],"security":"COMMON UNITS (LIMITED PARTNER INTERESTS)","published_at":"2022-07-25T20:45:56.000Z","date":"2022-07-21","kind":"sale","acquired":false,"shares":10000000,"price":25.25,"value":252500000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On July 17, 2022, Western Midstream Partners, LP (the \"Issuer\") entered into a unit purchase agreement with WGR Asset Holding Company LLC (\"WGRAH\") pursuant to which the Issuer agreed to purchase 10,000,000 common units representing limited partner interests in the Issuer (the \"Common Units\") from WGRAH at a price of $25.25 per Common Unit. WGRAH and the Issuer completed the sale of such Common Units on July 21, 2022."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On July 17, 2022, Western Midstream Partners, LP (the \"Issuer\") entered into a unit purchase agreement with WGR Asset Holding Company LLC (\"WGRAH\") pursuant to which the Issuer agreed to purchase 10,000,000 common units representing limited partner interests in the Issuer (the \"Common Units\") from WGRAH at a price of $25.25 per Common Unit. WGRAH and the Issuer completed the sale of such Common Units on July 21, 2022."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Following the transaction reported herein, Western Gas Resources, Inc. (\"WGR\") holds 161,319,520 Common Units, WGRAH holds 14,139,260 Common Units, APC Midstream Holdings, LLC (\"APCMH\") holds 457,849 Common Units and Anadarko USH1 Corporation (\"Anadarko USH1\") holds 14,364,949 Common Units. WGR also is the sole member of Western Midstream Holdings, LLC, the 2% economic general partner of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"OXY USA Inc. (\"OXY USA\") is a wholly owned subsidiary of Occidental Petroleum Corporation (\"Occidental\"). OXY USA owns 100% of the outstanding common stock of OXY Oil Partners, Inc. (\"OOP\"). OOP owns 100% of the outstanding common stock of Baseball Merger Sub 2, Inc. (\"BMS\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Anadarko Petroleum Corporation (\"APC\") is a wholly owned subsidiary of BMS. APC owns (i) 100% of Anadarko Holding Company (\"AHC\") and (ii) indirectly, 100% of the common stock of WGR and Kerr-McGee Corporation (\"KMG\"). WGR is the sole member of APCMH, and APCMH is the sole member of WGRAH. KMG and AHC together own 100% of the common stock of Kerr-McGee Worldwide Corporation (\"KMWW\"), and APC and KMWW together indirectly own 100% of the common stock of Anadarko USH1. Accordingly, OXY USA, OOP, BMS, APC, AHC, WGR, Anadarko USH1, KMG, APCMH, WGRAH and KMWW are all direct or indirect wholly owned subsidiaries of Occidental."}],"balance_after":190281578,"source":{"system":"sec-edgar","filing":"0001140361-22-026895","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/728399/000114036122026895/form4.xml","form_type":"4"}},{"id":2472449,"issuer":{"id":3258,"kind":"organization","name":"Western Midstream Partners, LP"},"owners":[{"id":2999,"kind":"organization","name":"OCCIDENTAL PETROLEUM CORP /DE/","symbol":"OXY","position":1,"cik":"0000797468","reported_name":"OCCIDENTAL PETROLEUM CORP /DE/","relationship":{"ten_percent_owner":true}},{"id":67644,"kind":"organization","name":"OXY USA INC","position":2,"cik":"0000728399","reported_name":"OXY USA INC","relationship":{"ten_percent_owner":true}},{"id":132385,"kind":"organization","name":"Occidental Permian Manager LLC","position":3,"cik":"0001785602","reported_name":"Occidental Permian Manager LLC","relationship":{"ten_percent_owner":true}},{"id":67646,"kind":"organization","name":"Baseball Merger Sub 2, Inc.","position":4,"cik":"0001785593","reported_name":"Baseball Merger Sub 2, Inc.","relationship":{"ten_percent_owner":true}},{"id":67647,"kind":"organization","name":"ANADARKO PETROLEUM CORP","position":5,"cik":"0000773910","reported_name":"ANADARKO PETROLEUM CORP","relationship":{"ten_percent_owner":true}},{"id":67645,"kind":"organization","name":"OXY Oil Partners, Inc.","position":6,"cik":"0001785615","reported_name":"OXY Oil Partners, Inc.","relationship":{"ten_percent_owner":true}},{"id":67648,"kind":"organization","name":"ANADARKO HOLDING Co","position":7,"cik":"0001570992","reported_name":"ANADARKO HOLDING Co","relationship":{"ten_percent_owner":true}}],"security":"COMMON UNITS (LIMITED PARTNER INTERESTS)","published_at":"2021-12-15T21:28:17.000Z","date":"2021-12-13","kind":"sale","acquired":false,"shares":2500000,"price":20.09,"value":50225000.0,"ownership":{"direct":false,"nature":"See Footnotes"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On December 7, 2021, Western Midstream Partners, LP (the \"Issuer\") entered into unit purchase agreement with WGR Asset Holding Company LLC (\"WGRAH\") pursuant to which the Issuer agreed to purchase 2,500,000 common units representing limited partner interests in the Issuer (the \"Common Units\") from WGRAH at a price of $20.09 per Common Unit. WGRAH and the Issuer completed the sale of such Common Units on December 13, 2021."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On December 7, 2021, Western Midstream Partners, LP (the \"Issuer\") entered into unit purchase agreement with WGR Asset Holding Company LLC (\"WGRAH\") pursuant to which the Issuer agreed to purchase 2,500,000 common units representing limited partner interests in the Issuer (the \"Common Units\") from WGRAH at a price of $20.09 per Common Unit. WGRAH and the Issuer completed the sale of such Common Units on December 13, 2021."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"Following the transaction reported herein, Western Gas Resources, Inc. (\"WGR\") holds 161,319,520 Common Units, WGRAH holds 24,139,260 Common Units, APC Midstream Holdings, LLC (\"APCMH\") holds 457,849 Common Units and Anadarko USH1 Corporation (\"Anadarko USH1\") holds 14,364,949 Common Units. WGR also is the sole member of Western Midstream Holdings, LLC, the 2% economic general partner of the Issuer."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"OXY USA Inc. (\"OXY USA\") is a wholly owned subsidiary of Occidental Petroleum Corporation (\"Occidental\"). OXY USA owns 100% of the outstanding membership interests of Occidental Permian Manager LLC (\"OPM\") and 100% of the common stock of OXY Oil Partners, Inc. (\"OOP\"). OOP, OPM and OXY USA together own 100% of the membership interests of New OPL, LLC (\"OPL\"). OPL owns 100% of the outstanding common stock of Baseball Merger Sub 2, Inc. (\"BMS\")."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F4","text":"Anadarko Petroleum Corporation (\"APC\") is a wholly owned subsidiary of BMS. APC owns (i) 100% of Anadarko Holding Company (\"AHC\") and (ii) indirectly, 100% of the common stock of WGR and Kerr-McGee Corporation (\"KMG\"). WGR is the sole member of APCMH, and APCMH is the sole member of WGRAH. KMG and AHC together own 100% of the common stock of Kerr-McGee Worldwide Corporation (\"KMWW\"), and APC and KMWW together indirectly own 100% of the common stock of Anadarko USH1. Accordingly, OXY USA, OPM, OOP, OPL, BMS, APC, AHC, WGR, Anadarko USH1, KMG, APCMH, WGRAH and KMWW are all direct or indirect wholly owned subsidiaries of Occidental."}],"balance_after":200281578,"source":{"system":"sec-edgar","filing":"0001140361-21-041953","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/728399/000114036121041953/form4.xml","form_type":"4"}}]}