United States Oil Fund posts October 2025 monthly account statement

United States Oil Fund, LP filed a current report to announce that it has released its monthly account statement for the month ended October 31, 2025.

Rhea-AI Filing Summary

United States Oil Fund, LP filed a current report to announce that it has released its monthly account statement for the month ended October 31, 2025. The statement, prepared in line with Rule 4.22 under the Commodity Exchange Act, includes a Statement of Income (Loss) and a Statement of Changes in Net Asset Value, giving investors a view of the fund’s performance and changes in value for October.

The monthly account statement is furnished as Exhibit 99.1 and is also available on the sponsor’s website at www.uscfinvestments.com. The information is being furnished under Regulation FD, meaning it is provided for disclosure purposes and is not considered filed for liability or incorporation into other securities law filings unless specifically referenced.

8-K Event Classification

2 items: 7.01, 9.01

2 items

Item 7.01 Regulation FD Disclosure Disclosure

Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

What did United States Oil Fund LP (USO) announce in this 8-K?

United States Oil Fund, LP announced that it has issued its monthly account statement for the month ended October 31, 2025, and furnished it as Exhibit 99.1.

What information is included in USO’s October 31, 2025 monthly account statement?

The monthly account statement includes a Statement of Income (Loss) and a Statement of Changes in Net Asset Value for the period ended October 31, 2025.

Where can investors access the United States Oil Fund (USO) October 2025 account statement?

Investors can access the October 31, 2025 monthly account statement as Exhibit 99.1 to this report and on the fund’s website at www.uscfinvestments.com.

Under which regulation was USO’s monthly account statement prepared and disclosed?

The account statement was prepared as required by Rule 4.22 under the Commodity Exchange Act and disclosed under Item 7.01 Regulation FD Disclosure.

Is the October 2025 monthly account statement for USO considered filed for Securities Exchange Act purposes?

No. The report states that the information furnished, including Exhibit 99.1, is not deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, or incorporated into other filings unless specifically referenced.

Who signed the United States Oil Fund (USO) November 28, 2025 current report?

The report was signed on behalf of United States Oil Fund, LP by its general partner, United States Commodity Funds LLC, through Stuart P. Crumbaugh, Chief Financial Officer.

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Accepted by SEC EDGAR 12/01/2025 - 06:09 AM Learn about SEC filing dates

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UNITED STATES

SECURITIES AND EXCHANGE COMMISION

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 28, 2025

UNITED STATES OIL FUND, LP

(Exact name of registrant as specified in its charter)

Delaware	001-32834	20-2830691
(State or other jurisdiction	(Commission File Number)	(I.R.S. Employer
of incorporation)		Identification No.)
	1850 Mt. Diablo Boulevard, Suite 640
	Walnut Creek, California 94596
(510) 522-9600	(Address of principal executive offices) (Zip Code)
Registrant’s telephone number,
including area code

Not Applicable

(Former name or former address, if changed since last report)

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 (see General Instruction A.2. below):

¨ Written communication 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))

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. ¨

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

Title of each class		Trading Symbol(s)		Name of each exchange on which registered:
Shares of United States Oil Fund, LP		USO		NYSE Arca, Inc.

Item 7.01. Regulation FD Disclosure.

On November 28, 2025, United States Oil Fund, LP (the “Registrant”) issued its monthly account statement for the month ended October 31, 2025, which is presented in the form of a Statement of Income (Loss) and a Statement of Changes in Net Asset Value, as required pursuant to Rule 4.22 under the Commodity Exchange Act. A copy of the monthly account statement is furnished as Exhibit 99.1 to this Current Report on Form 8-K and also can be found on the Registrant’s website at www.uscfinvestments.com. The information furnished in this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in any such filing.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits.

Exhibit 99.1

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.

	UNITED STATES OIL FUND, LP
	By:	United States Commodity Funds LLC, its general partner
Date:     November 28, 2025	By:	/s/ Stuart P. Crumbaugh
	Name:	Stuart P. Crumbaugh
	Title:	Chief Financial Officer