EX-99.3 3 ex993to13d09076071_12022025.htm JOINT FILING AGREEMENT, DATED DECEMBER 2, 2025.

Exhibit 99.3

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the shares of Common Stock, $0.50 par value, of Barnwell Industries, Inc., a Delaware corporation. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.

Radoff Family Foundation
By:	/s/ Bradley L. Radoff
	Bradley L. Radoff, Director
Date:	12/02/2025

Radoff Bradley Louis
By:	/s/ Bradley L. Radoff
	Bradley L. Radoff
Date:	12/02/2025