ALM 6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 OF THE

SECURITIES EXCHANGE ACT OF 1934

For the month of August, 2025

Commission File Number: 001-42737

ALMONTY INDUSTRIES INC.

(Translation of registrant’s name into English)

100 King Street West, Suite 5700

Toronto, ON M5X 1C7

(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☐ Form 40-F ☒

INCORPORATION BY REFERENCE

Exhibit 99.1 of this Form 6-K of Almonty Industries Inc. (the “Company”) is hereby incorporated by reference into the Registration Statement on Form F-10 (File No. 333-288536) of the Company, as amended or supplemented.

DOCUMENTS FILED AS PART OF THIS FORM 6-K

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, thereunto duly authorized.

Exhibit 99.1

Form 51-102F3

Material Change Report

Almonty Industries Inc. (the “Company” or “Almonty”)

100 King Street West, Suite 5700
Toronto, Ontario M5X 1C7

July 29, 2025

On July 29, 2025, a news release was disseminated through BusinessWire and subsequently filed on the System for Electronic Document Analysis and Retrieval (SEDAR+).

On July 29, 2025, Almonty Industries Inc. (“Almonty” or the “Company”) announced the appointment of Brian Fox, CPA as Chief Financial Officer, succeeding Mark Gelmon, CPA,CA, effective August 25, 2025.

On July 29, 2025, Almonty Industries Inc. (“Almonty” or the “Company”) announced the appointment of Brian Fox, CPA as Chief Financial Officer, succeeding Mark Gelmon, CPA,CA, effective August 25, 2025.

Mr. Fox most recently served as Chief Financial & Operating Officer at CBIZ Marks Paneth, a top-tier U.S. accounting and advisory firm, where he played a key role in strategic growth initiatives and post-merger integration. His prior experience includes leadership roles at Loureiro Engineering and United Subcontractors, as well as senior audit work at Arthur Andersen. He holds a Master’s degree in Management from Harvard University and a Bachelor of Science in Accounting from the University of Connecticut.

Mr. Gelmon, who joined Almonty in 2015 through its acquisition of Woulfe Mining Corp. (former owner of the Sangdong Mine Project) and became CFO in 2017, will remain involved with the Company as a financial consultant. The Company thanks Mr. Gelmon for his unwavering dedication and years of service.

Not Applicable.

Not Applicable.

Not applicable.

Lewis Black, Chairman, President and Chief Executive Officer of Almonty, is knowledgeable about the details of the material change and may be reached at (647)-438-9766.

August 1, 2025.