UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d)

OF THE SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): November 4, 2025

WESTERN MIDSTREAM PARTNERS, LP

(Exact name of registrant as specified in its charter)

Delaware

001-35753

46-0967367

(State or other jurisdiction
of incorporation or organization)

(Commission
File Number)

(IRS Employer
Identification No.)

9950 Woodloch Forest Drive, Suite 2800

The Woodlands, Texas 77380

(Address of principal executive office) (Zip Code)

(346) 786-5000

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class

Trading symbol

Name of exchange
on which registered

Common units

WES

New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02 Results of Operations and Financial Condition.

On November 4, 2025, Western Midstream Partners, LP issued a press release announcing third-quarter 2025 results. The Partnership also simultaneously made the slide presentation for tomorrow’s earnings call available on the Western Midstream website, www.westernmidstream.com. The press release is included in this report as Exhibit 99.1.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.


99.1						Press release, dated November 4 , 2025, announcing third -quarter 2025 results.
104						Cover Page Interactive Data File.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

WESTERN MIDSTREAM PARTNERS, LP

By:

Western Midstream Holdings, LLC,
its general partner

Dated:

November 4, 2025

By:

/s/ Kristen S. Shults

Kristen S. Shults
Senior Vice President and Chief Financial Officer

Western Midstream Partners, LP 8-K