United States Natural Gas Fund (UNG) posts October 2025 monthly NAV and income update

Rhea-AI Filing Summary

United States Natural Gas Fund, LP furnished an update to investors by issuing its monthly account statement for the month ended October 31, 2025. The statement, prepared as a Statement of Income (Loss) and a Statement of Changes in Net Asset Value under Commodity Exchange Act Rule 4.22, provides a snapshot of the fund’s recent performance and changes in value. The report is attached as Exhibit 99.1 and is also available on the fund’s website at uscfinvestments.com. The information is being furnished rather than filed, meaning it is not subject to certain Exchange Act liability provisions or automatically incorporated into other securities filings.

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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 NATURAL GAS FUND, LP 

(Exact name of registrant as specified in its charter)

Delaware	001-33096	20-5576760
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer 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 Natural Gas Fund, LP		UNG		NYSE Arca, Inc.

Item 7.01. Regulation FD Disclosure.

On November 28, 2025, United States Natural Gas 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 NATURAL GAS 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

FAQ

What did United States Natural Gas Fund (UNG) report in this 8-K?

The fund furnished its monthly account statement for the month ended October 31, 2025, including a Statement of Income (Loss) and a Statement of Changes in Net Asset Value.

Which period does the new UNG monthly account statement cover?

The monthly account statement covers the period for the month ended October 31, 2025.

Where can investors find the latest UNG monthly account statement?

The statement is included as Exhibit 99.1 to this report and is also available on the fund’s website at www.uscfinvestments.com.

Is the UNG monthly account statement considered filed with the SEC?

No. The information in this report, including Exhibit 99.1, is being furnished and is not deemed “filed” for purposes of Section 18 of the Exchange Act.

Why does United States Natural Gas Fund provide this monthly report?

The fund provides the monthly account statement in the required format under Rule 4.22 of the Commodity Exchange Act, offering investors regular visibility into income, losses, and changes in net asset value.

Who signed the UNG 8-K related to the October 2025 monthly statement?

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