organization · Reporting owner

APC Midstream Holdings, LLC

Disclosed activity across 2 companies

Tapewire entity: 67627
SEC CIK: 0001601306

Reported relationships

Latest disclosed role at each company.

Company	Last reported as	Report date	Published
Western Midstream Partners, LPWES · Entity 3258	10% owner	February 03, 2026	February 05, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Western Midstream Partners, LP

Report date February 03, 2026 · Filed February 05, 2026

Jointly reported with OCCIDENTAL PETROLEUM CORP /DE/, WESTERN GAS RESOURCES INC, Kerr-McGee Worldwide Corp, Anadarko USH1 Corp, KERR MCGEE CORP /DE

Security / award	Ownership account	Disclosed shares / units	Disclosure context
COMMON UNITS (LIMITED PARTNER INTERESTS)SEC Table I · non-derivative	IndirectSee Footnotes	150,374,176	Reported balance After 2026-02-03 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 1 · 2026-02-03 · Other · Disposed 15,307,402 · Balance 150,374,176 F1: 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. F2: 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. F3: 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"). F4: 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.

Filing footnotes · ownership attribution and instrument terms

F1: 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.

F2: 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.

F3: 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").

F4: 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.

Past disclosures · reporting ended (1)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

Western Midstream Operating, LP

Report date February 28, 2019 · Filed March 04, 2019

Jointly reported with ANADARKO PETROLEUM CORP, WESTERN GAS RESOURCES INC, Western Midstream Partners, LP, Western Gas Equity Holdings, LLC, Kerr-McGee Worldwide Corp

Section 16 reporting ended · disclosed 2019-03-04. Current position is not established by this disclosure.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Common Units representing limited partner interestsSEC Table I · non-derivative	IndirectSee footnotes	66,824,814	Reported balance After 2019-02-28 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 1 · 2019-02-28 · Grant · Acquired 14,681,388 · Balance 66,824,814 F1: On February 27, 2019, (i) Western Gas Equity Partners, LP ("WGP") owned 50,132,046 common units of Western Gas Partners, LP ("WES") and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC ("WES GP"), and APC Midstream Holdings, LLC ("AMH") owned 1,562,251 WES common units and 14,681,388 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owned (A) all of the membership interests of WGP GP, the general partner of WGP, (B) 77.8% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owned all of the issued and outstanding shares of common stock of WGR. F2: (Continued from Footnote 1) Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Also prior to the Effective Time, (i) Kerr-McGee Worldwide Corporation ("KWC") owned 449,129 WES common units, (ii) Kerr-McGee Corporation ("KMG") owned 100% of KWC, and (iii) Anadarko owned 100% of KMG. Accordingly, KMG and Anadarko may be deemed to be indirect beneficial owners of any securities held by KWC. F3: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019.
Common Units representing limited partner interestsSEC Table I · non-derivative	IndirectSee footnotes	112,585,015	Reported balance After 2019-02-28 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 2 · 2019-02-28 · Grant · Acquired 45,760,201 · Balance 112,585,015 F3: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019.
Common Units representing limited partner interestsSEC Table I · non-derivative	IndirectSee footnotes	218,209,719	Reported balance After 2019-02-28 transaction · row 3 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 3 · 2019-02-28 · Grant · Acquired 105,624,704 · Balance 218,209,719 F3: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019.
Common Units representing limited partner interestsSEC Table I · non-derivative	IndirectSee footnotes	0	Reported balance After 2019-02-28 transaction · row 4 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes. 1 source row Row 4 · 2019-02-28 · Disposition to issuer · Disposed 218,209,719 · Balance 0 F3: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019.
Class C units representing limited partner interestsSEC Table II · derivative / convertible security	IndirectSee footnotes	0	Reported balance After 2019-02-28 transaction · row 5 Instrument identity requires review; Table II rows are not merged. 1 source row Row 5 · 2019-02-28 · Disposition to issuer · Disposed 14,681,388 · Balance 0 F3: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. F1: On February 27, 2019, (i) Western Gas Equity Partners, LP ("WGP") owned 50,132,046 common units of Western Gas Partners, LP ("WES") and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC ("WES GP"), and APC Midstream Holdings, LLC ("AMH") owned 1,562,251 WES common units and 14,681,388 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owned (A) all of the membership interests of WGP GP, the general partner of WGP, (B) 77.8% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owned all of the issued and outstanding shares of common stock of WGR. F2: (Continued from Footnote 1) Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Also prior to the Effective Time, (i) Kerr-McGee Worldwide Corporation ("KWC") owned 449,129 WES common units, (ii) Kerr-McGee Corporation ("KMG") owned 100% of KWC, and (iii) Anadarko owned 100% of KMG. Accordingly, KMG and Anadarko may be deemed to be indirect beneficial owners of any securities held by KWC.

Filing footnotes · ownership attribution and instrument terms

F1: On February 27, 2019, (i) Western Gas Equity Partners, LP ("WGP") owned 50,132,046 common units of Western Gas Partners, LP ("WES") and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC ("WES GP"), and APC Midstream Holdings, LLC ("AMH") owned 1,562,251 WES common units and 14,681,388 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owned (A) all of the membership interests of WGP GP, the general partner of WGP, (B) 77.8% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owned all of the issued and outstanding shares of common stock of WGR.

F2: (Continued from Footnote 1) Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Also prior to the Effective Time, (i) Kerr-McGee Worldwide Corporation ("KWC") owned 449,129 WES common units, (ii) Kerr-McGee Corporation ("KMG") owned 100% of KWC, and (iii) Anadarko owned 100% of KMG. Accordingly, KMG and Anadarko may be deemed to be indirect beneficial owners of any securities held by KWC.

F3: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion").

F4: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES.

F5: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction date	Company	Activity / security	Shares / units	Reported price	Reported value	Details
February 03, 2026 Filed Feb 5, 2026 22:32 UTC	Western Midstream Partners, LP WES · Entity 3258	OtherCOMMON UNITS (LIMITED PARTNER INTERESTS)	15,307,402	Not disclosed	Not disclosed	Disclosure SEC source: 0001140361-26-003922 · form4.xml · nonDerivative · entry 1 OCCIDENTAL PETROLEUM CORP /DE/ · CIK 0000797468 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner Anadarko USH1 Corp · CIK 0001824936 · 10% owner KERR MCGEE CORP /DE · CIK 0001141185 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 150,374,176 F1 · kind: 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. F1 · price: 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. F2 · ownership.nature: 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. F3 · ownership.nature: 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"). F4 · ownership.nature: 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. Read SEC document
August 14, 2024 Filed Aug 16, 2024 21:09 UTC	Western Midstream Partners, LP WES · Entity 3258	SaleCOMMON UNITS (LIMITED PARTNER INTERESTS)	19,500,000	$35.75	$697,125,000.00	Disclosure SEC source: 0000797468-24-000144 · wk-form4_1723842558.xml · nonDerivative · entry 1 OCCIDENTAL PETROLEUM CORP /DE/ · CIK 0000797468 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner WGR Asset Holding Co LLC · CIK 0001771584 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner Anadarko USH1 Corp · CIK 0001824936 · 10% owner KERR MCGEE CORP /DE · CIK 0001141185 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 165,681,578 F1 · kind: 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. F1 · price: 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. F2 · ownership.nature: 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. F3 · ownership.nature: 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"). F4 · ownership.nature: 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. Read SEC document
September 12, 2023 Filed Sep 14, 2023 21:48 UTC	Western Midstream Partners, LP WES · Entity 3258	SaleCOMMON UNITS (LIMITED PARTNER INTERESTS)	5,100,000	$25.00	$127,500,000.00	Disclosure SEC source: 0001140361-23-044011 · form4.xml · nonDerivative · entry 1 OCCIDENTAL PETROLEUM CORP /DE/ · CIK 0000797468 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner WGR Asset Holding Co LLC · CIK 0001771584 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · Former 10% Owner Anadarko USH1 Corp · CIK 0001824936 · 10% owner KERR MCGEE CORP /DE · CIK 0001141185 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 185,181,578 F1 · kind: 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. F1 · price: 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. F2 · ownership.nature: 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. F3 · ownership.nature: 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"). F4 · ownership.nature: 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. Read SEC document
July 21, 2022 Filed Jul 26, 2022 00:44 UTC	Western Midstream Partners, LP WES · Entity 3258	SaleCOMMON UNITS (LIMITED PARTNER INTERESTS)	10,000,000	$25.25	$252,500,000.00	Disclosure SEC source: 0001140361-22-026894 · form4.xml · nonDerivative · entry 1 OCCIDENTAL PETROLEUM CORP /DE/ · CIK 0000797468 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner WGR Asset Holding Co LLC · CIK 0001771584 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · Former 10% Owner Anadarko USH1 Corp · CIK 0001824936 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See Footnotes Disclosed balance after: 190,281,578 F1 · kind: 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. F1 · price: 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. F2 · ownership.nature: 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. F3 · ownership.nature: 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"). F4 · ownership.nature: 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. Read SEC document
December 13, 2021 Filed Dec 16, 2021 02:26 UTC	Western Midstream Partners, LP WES · Entity 3258	SaleCOMMON UNITS (LIMITED PARTNER INTERESTS)	2,500,000	$20.09	$50,225,000.00	Disclosure SEC source: 0001140361-21-041952 · form4.xml · nonDerivative · entry 1 OCCIDENTAL PETROLEUM CORP /DE/ · CIK 0000797468 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner WGR Asset Holding Co LLC · CIK 0001771584 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · Former 10% Owner Anadarko USH1 Corp · CIK 0001824936 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See Footnotes Disclosed balance after: 200,281,578 F1 · kind: 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. F1 · price: 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. F2 · ownership.nature: 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. F3 · ownership.nature: 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"). F4 · ownership.nature: 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. Read SEC document
March 25, 2021 Filed Mar 30, 2021 01:35 UTC	Western Midstream Partners, LP WES · Entity 3258	SaleCOMMON UNITS (LIMITED PARTNER INTERESTS)	11,500,000	$17.25	$198,375,000.00	Disclosure SEC source: 0001567619-21-007165 · doc1.xml · nonDerivative · entry 1 OCCIDENTAL PETROLEUM CORP /DE/ · CIK 0000797468 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner WGR Asset Holding Co LLC · CIK 0001771584 · Former 10% Owner Kerr-McGee Worldwide Corp · CIK 0001699285 · Former 10% Owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See Footnotes Disclosed balance after: 202,781,578 F1 · kind: On March 22, 2021, Western Midstream Partners, LP (the "Issuer"), Western Midstream Holdings, LLC, WGR Asset Holding Company LLC ("WGRAH") and BofA Securities, Inc., as underwriter (the "Underwriter"), entered into an underwriting agreement pursuant to which WGRAH agreed to sell to the Underwriter, and the Underwriter agreed to purchase from WGRAH, subject to and upon the terms and conditions set forth therein, up to 11,500,000 common units representing limited partner interests in the Issuer (the "Common Units") at a price of $17.25 per Common Unit. WGRAH completed the sale of 11,500,000 Common Units to the Underwriter on March 25, 2021. F1 · price: On March 22, 2021, Western Midstream Partners, LP (the "Issuer"), Western Midstream Holdings, LLC, WGR Asset Holding Company LLC ("WGRAH") and BofA Securities, Inc., as underwriter (the "Underwriter"), entered into an underwriting agreement pursuant to which WGRAH agreed to sell to the Underwriter, and the Underwriter agreed to purchase from WGRAH, subject to and upon the terms and conditions set forth therein, up to 11,500,000 common units representing limited partner interests in the Issuer (the "Common Units") at a price of $17.25 per Common Unit. WGRAH completed the sale of 11,500,000 Common Units to the Underwriter on March 25, 2021. F2 · ownership.nature: Following the transaction reported herein, Western Gas Resources, Inc. ("WGR") holds 161,319,520 Common Units, WGRAH holds 26,639,260 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. F3 · ownership.nature: 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"). F4 · ownership.nature: 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. Read SEC document
September 11, 2020 Filed Sep 16, 2020 01:34 UTC	Western Midstream Partners, LP WES · Entity 3258	Disposition to issuerCommon Units (Limited Partner Interests)	27,855,398	$0.00	$0.00	Disclosure SEC source: 0001140361-20-020565 · form4.xml · nonDerivative · entry 1 OCCIDENTAL PETROLEUM CORP /DE/ · CIK 0000797468 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner WGR Asset Holding Co LLC · CIK 0001771584 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · Former 10% Owner Anadarko E&P Onshore LLC · CIK 0001570991 · Former 10% Owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See Footnotes Disclosed balance after: 214,281,578 F1 · kind: On September 11, 2020, the Issuer entered into a unit redemption agreement with Anadarko Petroleum Corporation ("APC"), pursuant to which the Issuer redeemed and canceled 27,855,398 Common Units (the "Subject Units"), in exchange for the Issuer transferring and assigning its pro rata portion of a 30-year note bearing interest at a fixed annual rate of 6.50% owed by APC to the Issuer (the "APC Note"), with APC canceling and retiring such portion of the APC Note and the principal and accrued interest owed thereunder. In connection with the foregoing transaction: (i) Anadarko E&P Onshore LLC, ("AE&P") transferred 17,221,724 Common Units to Anadarko USH1 Corporation ("Anadarko USH1"), (ii) APC acquired 24,313,701 Common Units from APC Midstream Holdings, LLC ("APCMH"), 684,922 Common Units from Kerr-McGee Worldwide Corporation ("KMWW"), and 2,856,775 Common Units from Anadarko USH1. F1 · price: On September 11, 2020, the Issuer entered into a unit redemption agreement with Anadarko Petroleum Corporation ("APC"), pursuant to which the Issuer redeemed and canceled 27,855,398 Common Units (the "Subject Units"), in exchange for the Issuer transferring and assigning its pro rata portion of a 30-year note bearing interest at a fixed annual rate of 6.50% owed by APC to the Issuer (the "APC Note"), with APC canceling and retiring such portion of the APC Note and the principal and accrued interest owed thereunder. In connection with the foregoing transaction: (i) Anadarko E&P Onshore LLC, ("AE&P") transferred 17,221,724 Common Units to Anadarko USH1 Corporation ("Anadarko USH1"), (ii) APC acquired 24,313,701 Common Units from APC Midstream Holdings, LLC ("APCMH"), 684,922 Common Units from Kerr-McGee Worldwide Corporation ("KMWW"), and 2,856,775 Common Units from Anadarko USH1. F2 · ownership.nature: Following the transaction reported herein, Western Gas Resources, Inc. ("WGR") holds 170,380,161 Common Units, WGR Asset Holding Company LLC ("WGRAH") holds 38,139,260 Common Units, APCMH holds 457,849 Common Units and Anadarko USH1 holds 14,365,949 Common Units. Neither AE&P nor KMWW directly hold any Common Units following the transaction reported herein. F3 · ownership.nature: 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"). F4 · ownership.nature: 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 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. Read SEC document
December 31, 2019 Filed Jan 3, 2020 21:35 UTC	Western Midstream Partners, LP WES · Entity 3258	Disposition to issuerCommon Units (Limited Partner Interests)	9,060,641	$0.00	$0.00	Disclosure SEC source: 0001140361-20-000275 · form4.xml · nonDerivative · entry 1 OCCIDENTAL PETROLEUM CORP /DE/ · CIK 0000797468 · 10% owner ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner WGR Asset Holding Co LLC · CIK 0001771584 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner Anadarko E&P Onshore LLC · CIK 0001570991 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See Footnotes Disclosed balance after: 242,136,976 F1 · kind: On December 31, 2019, the Issuer entered into a partnership interests exchange agreement with Western Gas Resources, Inc. ("WGR") and Western Midstream Holdings, LLC (the "General Partner"), pursuant to which the Issuer cancelled the non-economic general partner interest in the Issuer held by the General Partner and simultaneously issued 9,060,641 general partner units representing a 2.0% economic general partner interest in the Issuer to the General Partner, in exchange for which WGR transferred 9,060,641 Common Units (the "Consideration Units") equal to 2.0% of all issued and outstanding Common Units to the General Partner, and the General Partner then transferred the Consideration Units to the Issuer, which the Issuer cancelled immediately upon receipt. F1 · price: On December 31, 2019, the Issuer entered into a partnership interests exchange agreement with Western Gas Resources, Inc. ("WGR") and Western Midstream Holdings, LLC (the "General Partner"), pursuant to which the Issuer cancelled the non-economic general partner interest in the Issuer held by the General Partner and simultaneously issued 9,060,641 general partner units representing a 2.0% economic general partner interest in the Issuer to the General Partner, in exchange for which WGR transferred 9,060,641 Common Units (the "Consideration Units") equal to 2.0% of all issued and outstanding Common Units to the General Partner, and the General Partner then transferred the Consideration Units to the Issuer, which the Issuer cancelled immediately upon receipt. F1 · balance_after: On December 31, 2019, the Issuer entered into a partnership interests exchange agreement with Western Gas Resources, Inc. ("WGR") and Western Midstream Holdings, LLC (the "General Partner"), pursuant to which the Issuer cancelled the non-economic general partner interest in the Issuer held by the General Partner and simultaneously issued 9,060,641 general partner units representing a 2.0% economic general partner interest in the Issuer to the General Partner, in exchange for which WGR transferred 9,060,641 Common Units (the "Consideration Units") equal to 2.0% of all issued and outstanding Common Units to the General Partner, and the General Partner then transferred the Consideration Units to the Issuer, which the Issuer cancelled immediately upon receipt. F2 · ownership.nature: Following the transaction reported herein, 161,319,520 Common Units are held by WGR, 24,771,550 Common Units are held by APC Midstream Holdings, LLC ("AMH"), 38,139,260 Common Units are held by WGR Asset Holding Company LLC ("WGRAH"), 684,922 Common Units are held by Kerr-McGee Worldwide Corporation ("KWC") and 17,221,724 Common Units are held by Anadarko E&P Onshore LLC ("AE&P"). F3 · ownership.nature: 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 is the limited partner of Occidental Permian Ltd. ("OPL") holding 98% of its partnership interests. OPM is the general partner of OPL, owning 2% of its outstanding partnership interests. OPL owns 100% of the outstanding common stock of Baseball Merger Sub 2, Inc. ("BMS"). F4 · ownership.nature: Anadarko Petroleum Corporation ("Anadarko") is a wholly owned subsidiary of BMS. Anadarko owns (i) 100% of Anadarko Holding Company ("AHC"), (ii) directly and indirectly, 100% of the common stock of WGR and Kerr-McGee Corporation ("KMG"), and (iii) indirectly, 100% of the outstanding membership interests in Anadarko Consolidated Holdings LLC ("ACH"). WGR is the sole member of AMH, which is the sole member of WGRAH. KMG and AHC together own 100% of the common stock of KWC. ACH is the sole member of AE&P. Accordingly, Oxy USA, OPM, OOP, OPL, BMS, Anadarko, WGR, AMH, WGRAH, KWC and AE&P are all direct or indirect wholly owned subsidiaries of Occidental. Read SEC document
February 28, 2019 Filed Mar 4, 2019 20:54 UTC	Western Midstream Operating, LP NONE · Entity 159603	Disposition to issuerClass C units representing limited partner interests · Derivative	14,681,388	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-19-005978 · doc4.xml · derivative · entry 5 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Midstream Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 0 Underlying: Common units representing limited partner interests · 14,681,388 shares Expires not disclosed F3 · derivative.exercise_price: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · derivative.exercise_price: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · derivative.exercise_price: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. F3 · price: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · price: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · price: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. F3 · derivative.exercise_date: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · derivative.exercise_date: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · derivative.exercise_date: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. F3 · derivative.expiration_date: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · derivative.expiration_date: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · derivative.expiration_date: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. F1 · ownership.nature: On February 27, 2019, (i) Western Gas Equity Partners, LP ("WGP") owned 50,132,046 common units of Western Gas Partners, LP ("WES") and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC ("WES GP"), and APC Midstream Holdings, LLC ("AMH") owned 1,562,251 WES common units and 14,681,388 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owned (A) all of the membership interests of WGP GP, the general partner of WGP, (B) 77.8% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owned all of the issued and outstanding shares of common stock of WGR. F2 · ownership.nature: (Continued from Footnote 1) Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Also prior to the Effective Time, (i) Kerr-McGee Worldwide Corporation ("KWC") owned 449,129 WES common units, (ii) Kerr-McGee Corporation ("KMG") owned 100% of KWC, and (iii) Anadarko owned 100% of KMG. Accordingly, KMG and Anadarko may be deemed to be indirect beneficial owners of any securities held by KWC. Read SEC document
February 28, 2019 Filed Mar 4, 2019 20:54 UTC	Western Midstream Operating, LP NONE · Entity 159603	Disposition to issuerCommon Units representing limited partner interests	218,209,719	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-19-005978 · doc4.xml · nonDerivative · entry 4 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Midstream Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 0 F3 · price: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · price: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · price: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. F3 · ownership.nature: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · ownership.nature: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · ownership.nature: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. Read SEC document
February 28, 2019 Filed Mar 4, 2019 20:54 UTC	Western Midstream Operating, LP NONE · Entity 159603	GrantCommon Units representing limited partner interests	105,624,704	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-19-005978 · doc4.xml · nonDerivative · entry 3 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Midstream Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 218,209,719 F3 · price: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · price: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · price: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. F3 · ownership.nature: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · ownership.nature: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · ownership.nature: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. Read SEC document
February 28, 2019 Filed Mar 4, 2019 20:54 UTC	Western Midstream Operating, LP NONE · Entity 159603	GrantCommon Units representing limited partner interests	45,760,201	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-19-005978 · doc4.xml · nonDerivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Midstream Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 112,585,015 F3 · price: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · price: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · price: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. F3 · ownership.nature: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · ownership.nature: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · ownership.nature: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. Read SEC document
February 28, 2019 Filed Mar 4, 2019 20:54 UTC	Western Midstream Operating, LP NONE · Entity 159603	GrantCommon Units representing limited partner interests	14,681,388	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-19-005978 · doc4.xml · nonDerivative · entry 1 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Midstream Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 66,824,814 F1 · price: On February 27, 2019, (i) Western Gas Equity Partners, LP ("WGP") owned 50,132,046 common units of Western Gas Partners, LP ("WES") and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC ("WES GP"), and APC Midstream Holdings, LLC ("AMH") owned 1,562,251 WES common units and 14,681,388 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owned (A) all of the membership interests of WGP GP, the general partner of WGP, (B) 77.8% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owned all of the issued and outstanding shares of common stock of WGR. F2 · price: (Continued from Footnote 1) Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Also prior to the Effective Time, (i) Kerr-McGee Worldwide Corporation ("KWC") owned 449,129 WES common units, (ii) Kerr-McGee Corporation ("KMG") owned 100% of KWC, and (iii) Anadarko owned 100% of KMG. Accordingly, KMG and Anadarko may be deemed to be indirect beneficial owners of any securities held by KWC. F3 · price: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · price: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · price: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. F1 · ownership.nature: On February 27, 2019, (i) Western Gas Equity Partners, LP ("WGP") owned 50,132,046 common units of Western Gas Partners, LP ("WES") and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC ("WES GP"), and APC Midstream Holdings, LLC ("AMH") owned 1,562,251 WES common units and 14,681,388 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owned (A) all of the membership interests of WGP GP, the general partner of WGP, (B) 77.8% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owned all of the issued and outstanding shares of common stock of WGR. F2 · ownership.nature: (Continued from Footnote 1) Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Also prior to the Effective Time, (i) Kerr-McGee Worldwide Corporation ("KWC") owned 449,129 WES common units, (ii) Kerr-McGee Corporation ("KMG") owned 100% of KWC, and (iii) Anadarko owned 100% of KMG. Accordingly, KMG and Anadarko may be deemed to be indirect beneficial owners of any securities held by KWC. F3 · ownership.nature: On February 28, 2019 (the "Effective Time"), WES and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among WES, WES GP, WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. Immediately prior to the Effective Time and as contemplated by the Merger Agreement, (i) affiliates of Anadarko contributed certain midstream assets to subsidiaries of WES in exchange for cash and 45,760,201 WES common units (the "Contribution"); (ii) all outstanding Class C Units were converted into WES common units on a one-for-one basis (the "Class C Unit Conversion"); and (iv) the incentive distribution rights ("IDRs") and 2,583,068 general partner units of WES held by WES GP were converted into 105,624,704 WES common units and a non-economic general partner interest in WES (the "IDR Conversion"). F4 · ownership.nature: Upon the Effective Time and as contemplated by the Merger Agreement, (i) 39,384,917 of the 45,760,201 WES common units received as part of the Contribution were converted into WGP common units at a ratio of 1.406 WGP common units for every on WES Common Unit, (ii) all 14,681,388 WES common units issued as part of the Class C Conversion, as well as all other WES common units held by AMH and KWC, were converted into WGP common units at a ratio of 1.525 WGP common units for every WES common unit, (iii) WES common units held by WGP, including the units issued in the IDR Conversion and the remaining units issued as part of the Contribution, continued outstanding as privately held limited partner interests in WES. F5 · ownership.nature: (Continued from Footnote 4) Also following the Effective Time, (i) WES common units, which traded on the New York Stock Exchange ("NYSE") under the symbol "WES" through February 27, 2019, were delisted from the NYSE and ceased trading and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. Read SEC document
February 28, 2019 Filed Mar 4, 2019 18:56 UTC	Western Midstream Partners, LP WES · Entity 3258	GrantCommon Units representing limited partner interets	80,817,456	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-19-005887 · doc4.xml · nonDerivative · entry 1 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Anadarko E&P Onshore LLC · CIK 0001570991 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See foonotes Disclosed balance after: 251,197,501 F1 · price: On February 27, 2019, (i) Anadarko Petroleum Corporation ("Anadarko") directly or indirectly owned 170,380,045 common units, representing a 77.8% limited partner interest in Western Gas Equity Partners, LP ("WGP"), and 100% of the equity interests of Western Gas Equity Holdings, LLC ("WGP GP"), which holds a 0% noneconomic general partner interest in WGP. F2 · price: On February 28, 2019 (the "Effective Time"), WGP and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among Western Gas Partners, LP ("WES"), Western Gas Holdings, LLC ("WES GP"), WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. F3 · price: Upon the Effective Time and as contemplated by the Merger Agreement, certain affiliates of Anadarko, specifically, Anadarko E&P Onshore LLC, ("AE&P") APC Midstream Holdings, LLC ("AMH"), WGR Asset Holding Company LLC (a wholly owned subsidiary of AMH, "WGRAH") and Kerr-McGee Worldwide Corporation ("KMW"), received an aggregate of 80,817,456 WGP common units as follows: 17,221,725 WGP common units to AE&P, 24,771,550 WGP common units to AMH, 39,139,260 WGP common units to WGRAH and 684,922 WGP common units to KMW. Also following the Effective Time, (i) Western Gas Equity Partners, LP changed its name to Western Midstream Partners, LP and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. F1 · ownership.nature: On February 27, 2019, (i) Anadarko Petroleum Corporation ("Anadarko") directly or indirectly owned 170,380,045 common units, representing a 77.8% limited partner interest in Western Gas Equity Partners, LP ("WGP"), and 100% of the equity interests of Western Gas Equity Holdings, LLC ("WGP GP"), which holds a 0% noneconomic general partner interest in WGP. F2 · ownership.nature: On February 28, 2019 (the "Effective Time"), WGP and the other parties thereto consummated the transactions contemplated by the Contribution Agreement and Agreement and Plan of Merger (the "Merger Agreement"), dated as of November 7, 2018, by and among Western Gas Partners, LP ("WES"), Western Gas Holdings, LLC ("WES GP"), WGP, WGP GP, Anadarko, Anadarko E&P Onshore LLC, Clarity Merger Sub, LLC and certain other affiliates of Anadarko and WES. F3 · ownership.nature: Upon the Effective Time and as contemplated by the Merger Agreement, certain affiliates of Anadarko, specifically, Anadarko E&P Onshore LLC, ("AE&P") APC Midstream Holdings, LLC ("AMH"), WGR Asset Holding Company LLC (a wholly owned subsidiary of AMH, "WGRAH") and Kerr-McGee Worldwide Corporation ("KMW"), received an aggregate of 80,817,456 WGP common units as follows: 17,221,725 WGP common units to AE&P, 24,771,550 WGP common units to AMH, 39,139,260 WGP common units to WGRAH and 684,922 WGP common units to KMW. Also following the Effective Time, (i) Western Gas Equity Partners, LP changed its name to Western Midstream Partners, LP and (ii) WGP common units, which previously traded on the NYSE under the symbol "WGP" through February 27, 2019, began trading under the symbol "WES" on the NYSE beginning on February 28, 2019. Read SEC document
February 13, 2019 Filed Feb 14, 2019 09:25 UTC	Western Midstream Operating, LP WES · Entity 159603	OtherClass C units representing limited partner interests · Derivative	308,723	$45.62 Strike: $0.00	$14,083,943.26	Disclosure SEC source: 0000899243-19-003542 · doc4.xml · derivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Gas Equity Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 14,681,388 Underlying: Common units representing limited partner interests · 308,723 shares Expires not disclosed F1 · derivative.exercise_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended December 31, 2018. Except as provided in that certain Contribution Agreement and Agreement and Plan of Merger, dated as of November 7, 2018, by and among Anadarko Petroleum Corporation, Anadarko E&P Onshore LLC, Western Gas Equity Partners, LP, Western Gas Equity Holdings, LLC, F2 · derivative.exercise_date: (Continued from Footnote 1) WES, Western Gas Holdings, LLC, Clarity Merger Sub, LLC, WGR Asset Holding Company LLC, WGR Operating, LP, Kerr-McGee Gathering LLC, Kerr-McGee Worldwide Corporation, APC Midstream Holdings, LLC, and Delaware Basin Midstream, LLC, the Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · derivative.expiration_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended December 31, 2018. Except as provided in that certain Contribution Agreement and Agreement and Plan of Merger, dated as of November 7, 2018, by and among Anadarko Petroleum Corporation, Anadarko E&P Onshore LLC, Western Gas Equity Partners, LP, Western Gas Equity Holdings, LLC, F2 · derivative.expiration_date: (Continued from Footnote 1) WES, Western Gas Holdings, LLC, Clarity Merger Sub, LLC, WGR Asset Holding Company LLC, WGR Operating, LP, Kerr-McGee Gathering LLC, Kerr-McGee Worldwide Corporation, APC Midstream Holdings, LLC, and Delaware Basin Midstream, LLC, the Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · ownership.nature: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended December 31, 2018. Except as provided in that certain Contribution Agreement and Agreement and Plan of Merger, dated as of November 7, 2018, by and among Anadarko Petroleum Corporation, Anadarko E&P Onshore LLC, Western Gas Equity Partners, LP, Western Gas Equity Holdings, LLC, F2 · ownership.nature: (Continued from Footnote 1) WES, Western Gas Holdings, LLC, Clarity Merger Sub, LLC, WGR Asset Holding Company LLC, WGR Operating, LP, Kerr-McGee Gathering LLC, Kerr-McGee Worldwide Corporation, APC Midstream Holdings, LLC, and Delaware Basin Midstream, LLC, the Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F3 · ownership.nature: As of February 13, 2019, (i) WGP owns 50,132,046 WES common units and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC, and AMH owns 1,562,251 WES common units and 14,681,388 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owns (A) all of the membership interests of Western Gas Equity Holdings, LLC ("WGP GP"), the general partner of WGP, (B) 77.8% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owns all of the issued and outstanding shares of common stock of WGR. Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH Read SEC document
November 13, 2018 Filed Nov 13, 2018 17:00 UTC	Western Midstream Operating, LP WES · Entity 159603	OtherClass C units representing limited partner interests · Derivative	327,236	$41.42 Strike: $0.00	$13,554,115.12	Disclosure SEC source: 0000899243-18-028732 · doc4.xml · derivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Gas Equity Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 14,372,665 Underlying: Common units representing limited partner interests · 327,236 shares Expires not disclosed F1 · derivative.exercise_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended September 30, 2018. Except as provided in that certain Contribution Agreement and Agreement and Plan of Merger, dated as of November 7, 2018, by and among Anadarko Petroleum Corporation, Anadarko E&P Onshore LLC, Western Gas Equity Partners, LP, Western Gas Equity Holdings, LLC, F2 · derivative.exercise_date: (Continued from Footnote 1) WES, Western Gas Holdings, LLC, Clarity Merger Sub, LLC, WGR Asset Holding Company LLC, WGR Operating, LP, Kerr-McGee Gathering LLC, Kerr-McGee Worldwide Corporation, APC Midstream Holdings, LLC, and Delaware Basin Midstream, LLC, the Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · derivative.expiration_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended September 30, 2018. Except as provided in that certain Contribution Agreement and Agreement and Plan of Merger, dated as of November 7, 2018, by and among Anadarko Petroleum Corporation, Anadarko E&P Onshore LLC, Western Gas Equity Partners, LP, Western Gas Equity Holdings, LLC, F2 · derivative.expiration_date: (Continued from Footnote 1) WES, Western Gas Holdings, LLC, Clarity Merger Sub, LLC, WGR Asset Holding Company LLC, WGR Operating, LP, Kerr-McGee Gathering LLC, Kerr-McGee Worldwide Corporation, APC Midstream Holdings, LLC, and Delaware Basin Midstream, LLC, the Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · ownership.nature: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended September 30, 2018. Except as provided in that certain Contribution Agreement and Agreement and Plan of Merger, dated as of November 7, 2018, by and among Anadarko Petroleum Corporation, Anadarko E&P Onshore LLC, Western Gas Equity Partners, LP, Western Gas Equity Holdings, LLC, F2 · ownership.nature: (Continued from Footnote 1) WES, Western Gas Holdings, LLC, Clarity Merger Sub, LLC, WGR Asset Holding Company LLC, WGR Operating, LP, Kerr-McGee Gathering LLC, Kerr-McGee Worldwide Corporation, APC Midstream Holdings, LLC, and Delaware Basin Midstream, LLC, the Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F3 · ownership.nature: As of November 13, 2018, (i) WGP owns 50,132,046 WES common units and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC, and AMH owns 1,562,251 WES common units and 14,372,665 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owns (A) all of the membership interests of Western Gas Equity Holdings, LLC ("WGP GP"), the general partner of WGP, (B) 77.8% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owns all of the issued and outstanding shares of common stock of WGR. Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH Read SEC document
August 13, 2018 Filed Aug 13, 2018 16:16 UTC	Western Midstream Operating, LP WES · Entity 159603	OtherClass C units representing limited partner interests · Derivative	267,164	$48.99 Strike: $0.00	$13,088,364.36	Disclosure SEC source: 0000899243-18-022134 · doc4.xml · derivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Gas Equity Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 14,045,429 Underlying: Common units representing limited partner interests · 267,164 shares Expires not disclosed F1 · derivative.exercise_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended June 30, 2018. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · derivative.expiration_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended June 30, 2018. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · ownership.nature: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended June 30, 2018. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F2 · ownership.nature: As of August 13, 2018, (i) WGP owns 50,132,046 WES common units and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC, and AMH owns 1,562,251 WES common units and 14,045,429 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owns (A) all of the membership interests of Western Gas Equity Holdings, LLC ("WGP GP"), the general partner of WGP, (B) 78% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owns all of the issued and outstanding shares of common stock of WGR. Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Read SEC document
May 14, 2018 Filed May 15, 2018 16:12 UTC	Western Midstream Operating, LP WES · Entity 159603	OtherClass C units representing limited partner interests · Derivative	272,988	$46.26 Strike: $0.00	$12,628,424.88	Disclosure SEC source: 0000899243-18-012875 · doc4.xml · derivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Gas Equity Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 13,778,265 Underlying: Common units representing limited partner interests · 272,988 shares Expires not disclosed F1 · derivative.exercise_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended March 31, 2018. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · derivative.expiration_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended March 31, 2018. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · ownership.nature: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended March 31, 2018. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F2 · ownership.nature: As of May 14, 2018, (i) WGP owns 50,132,046 WES common units and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC, and AMH owns 1,562,251 WES common units and 13,778,265 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owns (A) all of the membership interests of Western Gas Equity Holdings, LLC ("WGP GP"), the general partner of WGP, (B) 78% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owns all of the issued and outstanding shares of common stock of WGR. Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Read SEC document
February 13, 2018 Filed Feb 13, 2018 16:16 UTC	Western Midstream Operating, LP WES · Entity 159603	OtherClass C units representing limited partner interests · Derivative	261,394	$46.61 Strike: $0.00	$12,183,574.34	Disclosure SEC source: 0000899243-18-003676 · doc4.xml · derivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Gas Equity Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 13,505,277 Underlying: Common units representing limited partner interests · 261,394 shares Expires not disclosed F1 · derivative.exercise_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended December 31, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · derivative.expiration_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended December 31, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · ownership.nature: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended December 31, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F2 · ownership.nature: As of February 13, 2018, (i) WGP owns 50,132,046 WES common units and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC, and AMH owns 1,562,251 WES common units and 13,505,277 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owns (A) all of the membership interests of Western Gas Equity Holdings, LLC ("WGP GP"), the general partner of WGP, (B) 78% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owns all of the issued and outstanding shares of common stock of WGR. Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Read SEC document
November 13, 2017 Filed Nov 13, 2017 17:09 UTC	Western Midstream Operating, LP WES · Entity 159603	OtherClass C units representing limited partner interests · Derivative	266,250	$46.93 Strike: $0.00	$12,495,112.50	Disclosure SEC source: 0000899243-17-026068 · doc4.xml · derivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Gas Equity Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 13,243,883 Underlying: Common units representing limited partner interests · 266,250 shares Expires not disclosed F1 · derivative.exercise_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended September 30, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · derivative.expiration_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended September 30, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · ownership.nature: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended September 30, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F2 · ownership.nature: As of November 13, 2017, (i) WGP owns 50,132,046 WES common units and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC, and AMH owns 1,562,251 WES common units and 13,243,883 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owns (A) all of the membership interests of Western Gas Equity Holdings, LLC ("WGP GP"), the general partner of WGP, (B) 78% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owns all of the issued and outstanding shares of common stock of WGR. Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Read SEC document
August 11, 2017 Filed Aug 14, 2017 16:09 UTC	Western Midstream Operating, LP WES · Entity 159603	OtherClass C units representing limited partner interests · Derivative	234,315	$48.40 Strike: $0.00	$11,340,846.00	Disclosure SEC source: 0000899243-17-020233 · doc4.xml · derivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Gas Equity Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 12,977,633 Underlying: Common units representing limited partner interests · 234,315 shares Expires not disclosed F1 · derivative.exercise_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended June 30, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · derivative.expiration_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended June 30, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · ownership.nature: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended June 30, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F2 · ownership.nature: As of August 11, 2017, (i) WGP owns 50,132,046 WES common units and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC, and AMH owns 1,562,251 WES common units and 12,977,633 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owns (A) all of the membership interests of Western Gas Equity Holdings, LLC ("WGP GP"), the general partner of WGP, (B) 78% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owns all of the issued and outstanding shares of common stock of WGR. Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Read SEC document
May 12, 2017 Filed May 12, 2017 17:03 UTC	Western Midstream Operating, LP WES · Entity 159603	OtherClass C units representing limited partner interests · Derivative	206,218	$53.20 Strike: $0.00	$10,970,797.60	Disclosure SEC source: 0000899243-17-012999 · doc4.xml · derivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Gas Equity Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner Kerr-McGee Worldwide Corp · CIK 0001699285 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 12,743,318 Underlying: Common units representing limited partner interests · 206,218 shares Expires not disclosed F1 · derivative.exercise_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended March 31, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · derivative.expiration_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended March 31, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · ownership.nature: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until March 2020 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended March 31, 2017. The Class C units will convert into common units on a one-for-one basis on March 1, 2020, unless WES elects to convert such units earlier or AMH extends the conversion date. F2 · ownership.nature: As of May 12, 2017, (i) WGP owns 50,132,046 WES common units and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC, and AMH owns 1,562,251 WES common units and 12,743,318 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owns (A) all of the membership interests of Western Gas Equity Holdings, LLC ("WGP GP"), the general partner of WGP, (B) 78% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owns all of the issued and outstanding shares of common stock of WGR. Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Read SEC document
February 13, 2017 Filed Feb 14, 2017 16:05 UTC	Western Midstream Operating, LP WES · Entity 159603	OtherClass C units representing limited partner interests · Derivative	178,976	$59.38 Strike: $0.00	$10,627,594.88	Disclosure SEC source: 0000899243-17-003974 · doc4.xml · derivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Gas Equity Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner ANADARKO MARCELLUS MIDSTREAM, L.L.C. · CIK 0001571011 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 12,537,100 Underlying: Common units representing limited partner interests · 178,976 shares Expires not disclosed F1 · derivative.exercise_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until the end of 2017 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended December 31, 2016. The Class C units will convert into common units on a one-for-one basis on December 31, 2017, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · derivative.expiration_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until the end of 2017 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended December 31, 2016. The Class C units will convert into common units on a one-for-one basis on December 31, 2017, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · ownership.nature: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until the end of 2017 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended December 31, 2016. The Class C units will convert into common units on a one-for-one basis on December 31, 2017, unless WES elects to convert such units earlier or AMH extends the conversion date. F2 · ownership.nature: As of February 14, 2017, (i) WGP owns 50,132,046 WES common units and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC, and AMH owns 1,562,251 WES common units and 12,537,100 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owns (A) all of the membership interests of Western Gas Equity Holdings, LLC ("WGP GP"), the general partner of WGP, (B) 78% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owns all of the issued and outstanding shares of common stock of WGR. Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Read SEC document
November 10, 2016 Filed Nov 10, 2016 16:30 UTC	Western Midstream Operating, LP WES · Entity 159603	OtherClass C units representing limited partner interests · Derivative	197,699	$51.98 Strike: $0.00	$10,276,394.02	Disclosure SEC source: 0000899243-16-033176 · doc4.xml · derivative · entry 2 ANADARKO PETROLEUM CORP · CIK 0000773910 · 10% owner WESTERN GAS RESOURCES INC · CIK 0000856716 · 10% owner Western Gas Equity Partners, LP · CIK 0001423902 · 10% owner Western Gas Equity Holdings, LLC · CIK 0001563544 · 10% owner ANADARKO MARCELLUS MIDSTREAM, L.L.C. · CIK 0001571011 · 10% owner APC Midstream Holdings, LLC · CIK 0001601306 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: Not disclosed Ownership: Indirect · See footnotes Disclosed balance after: 12,358,124 Underlying: Common units representing limited partner interests · 197,699 shares Expires not disclosed F1 · derivative.exercise_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until the end of 2017 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended September 30, 2016. The Class C units will convert into common units on a one-for-one basis on December 31, 2017, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · derivative.expiration_date: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until the end of 2017 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended September 30, 2016. The Class C units will convert into common units on a one-for-one basis on December 31, 2017, unless WES elects to convert such units earlier or AMH extends the conversion date. F1 · ownership.nature: On November 25, 2014, Western Gas Partners, LP ("WES") issued 10,913,853 Class C units to APC Midstream Holdings, LLC ("AMH") at a price of $68.72 per unit. The Class C units receive distributions in the form of additional Class C units until the end of 2017 (unless earlier converted), and will be disregarded with respect to calculating the WES's cash distributions until they are converted to common units. The above transaction represents the quarterly distribution of Class C Units to AMH for the quarter ended September 30, 2016. The Class C units will convert into common units on a one-for-one basis on December 31, 2017, unless WES elects to convert such units earlier or AMH extends the conversion date. F2 · ownership.nature: As of November 10, 2016, (i) WGP owns 50,132,046 WES common units and 100% of the membership interests in WES's general partner, Western Gas Holdings, LLC, and AMH owns 1,562,251 WES common units and 12,358,124 Class C units, (ii) Western Gas Resources, Inc. ("WGR") owns (A) all of the membership interests of Western Gas Equity Holdings, LLC ("WGP GP"), the general partner of WGP, (B) 81.6% of the issued and outstanding limited partner interests in WGP, and (Z) 100% of the membership interests in AMH, (iii) WGP GP owns a 0% noneconomic general partner interest in WGP, and (iv) Anadarko Petroleum Corporation ("Anadarko") owns all of the issued and outstanding shares of common stock of WGR. Accordingly, WGP GP, WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by WGP, and WGR and Anadarko may be deemed to be indirect beneficial owners of any securities held by AMH. Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.