SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* OCCIDENTAL PETROLEUM CORP /DE/ (Last) (First) (Middle) 5 GREENWAY PLAZA SUITE 110 (Street) HOUSTON TX 77046 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Western Midstream Partners, LP [ WES ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 03/25/2021
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
COMMON UNITS (LIMITED PARTNER INTERESTS)	03/25/2021		S(1)		11,500,000	D	$17.25(1)	202,781,578	I	See Footnotes(2)(3)(4)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* OCCIDENTAL PETROLEUM CORP /DE/ (Last) (First) (Middle) 5 GREENWAY PLAZA SUITE 110 (Street) HOUSTON TX 77046 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* WESTERN GAS RESOURCES INC (Last) (First) (Middle) 1099 18TH STREET, SUITE 1200 (Street) DENVER CO 80202-1955 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* APC Midstream Holdings, LLC (Last) (First) (Middle) 1201 LAKE ROBBINS DRIVE (Street) THE WOODLANDS TX 77380 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* WGR Asset Holding Co LLC (Last) (First) (Middle) 1201 LAKE ROBBINS DRIVE (Street) THE WOODLANDS TX 77380 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

1. Name and Address of Reporting Person* Kerr-McGee Worldwide Corp (Last) (First) (Middle) 1201 LAKE ROBBINS DRIVE (Street) THE WOODLANDS TX 77380 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

Explanation of Responses:

1. 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.

2. 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.

3. 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").

4. 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.

Remarks:

Due to the limitations of the U.S. Securities and Exchange Commission's electronic filing system, each of Occidental, Oxy USA, OPM, OOP, OPL, BMS, APC and AHC are concurrently filing a Form 4 to report the transaction disclosed herein.

	/s/ Nicole E. Clark of Western Gas Resources	03/29/2021
	/s/ Nicole E. Clark of Anadarko USH1	03/29/2021
	/s/ Nicole E. Clark of Kerr-McGee Corporation	03/29/2021
	/s/ Nicole E. Clark of APC Midstream Holdings, LLC	03/29/2021
	/s/ Nicole E. Clark of WGR Asset Holding Company, LLC	03/29/2021
	/s/ Nicole E. Clark of Kerr-McGee Worldwide Corporation	03/29/2021
	** Signature of Reporting Person	Date
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