Defsec Technologies INC. 6-K Filing

Ticker: DFSCW · Form: 6-K · Filed: Dec 30, 2025 · CIK: 1889823

Sentiment: neutral

Filing Stats: 148 words · 1 min read · ~1 pages · Grade level 10.8 · Accepted 2025-12-30 10:16:18

Filing Documents

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UNITED 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 Form 40-F 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. DEFSEC TECHNOLIGIES INC. (Registrant) Date: December 30, 2025 By: /s/ Jennifer Welsh Name: Jennifer Welsh Title: Chief Financial Officer EXHIBIT INDEX 99.1 News Release dated December 29, 2025

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