UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 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): December 19, 2025

BARNWELL INDUSTRIES, INC.

(Exact Name of Registrant as Specified in its Charter)

Delaware	1-5103	72-0496921
(State or other jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

1100 Alakea Street, Suite 500

Honolulu, Hawaii 96813

(Address of Principal Executive Offices) (Zip Code)

(808) 531-8400

(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:

☐	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(s)		Name of each exchange on which registered
Common Stock, $0.50 Par Value Common Stock Purchase Rights		BRN N/A		NYSE American NYSE American

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 December 19, 2025, Barnwell Industries, Inc. issued a press release announcing its financial results for its fiscal year ended September 30, 2025.

A copy of such press release is furnished as Exhibit 99.1 to this Current Report.

Item 9.01

Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.	Description

99.1	Press release dated December 19, 2025

104	Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

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.

Dated: December 19, 2025

BARNWELL INDUSTRIES, INC.

By:	/s/ Russell M. Gifford
	Name:	Russell M. Gifford
	Title:	Executive Vice President and Chief Financial Officer

Exhibit Index

Exhibit No.	Description

99.1	Press Release dated December 19, 2025

104	Cover Page Interactive Data File (embedded within the Inline XBRL document)

BARNWELL INDUSTRIES INC 8-K