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
UNDER THE SECURITIES EXCHANGE ACT OF 1934
For the month of December, 2025.
Commission File Number: 001-41566
DEFSEC Technologies
Inc.
(Exact Name
of Registrant as Specified in Charter)
80 Hines Rd, Suite 300, Ottawa, Ontario,
K2K 2T8
(Address of principal executive offices)
Indicate by check mark whether the registrant files or will file annual
reports under cover Form 20-F or Form 40-F.
Form 20-F x
Form 40-F ¨
INCORPORATION BY REFERENCE
Exhibits 4.1, 4.2,
5.1 and 10.1 of this Form 6-K are incorporated by reference into the Registrant's Registration
Statement on Form F-3 (File No. 333-277196).
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, thereunto duly authorized.
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KWESST MICRO SYSTEMS INC. |
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(Registrant) |
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| Date: |
December 18, 2025 |
By: |
/s/ Jennifer Welsh |
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Name: |
Jennifer Welsh |
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Title: |
Chief Financial Officer |
EXHIBIT INDEX
| 4.1 |
Form of Warrant (included in Exhibit 10.1 hereto) |
| 4.2 |
Form of Placement Agent Warrant |
| 5.1 |
Opinion of Bennett Jones LLP |
| 10.1 |
Form of Securities Purchase Agreement dated December 17, 2025 between DEFSEC Technologies Inc. and the Purchasers thereto |
| 99.1 |
News Release dated December 17, 2025 |
