DEFSEC Technologies Inc. SEC filings DFSC
DEFSEC Technologies Inc. has 258 filings in SEC EDGAR's recent list, going back to Jul 5, 2022. Its latest annual report, Form 20-F, was filed on Dec 29, 2025 for the period ended Sep 30, 2025. The most recent current report (Form 6-K) was filed on Nov 4, 2026. The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| SCHEDULE 13G | Ownership over 5% (passive) | Aug 25, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 13, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Jul 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 13, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Dec 23, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 14, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Nov 13, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Nov 7, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 30, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 29, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jul 28, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 14, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| SC 13G | Ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Aug 16, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jun 11, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Apr 9, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Apr 9, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 14, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 7, 2024 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Feb 15, 2023 | — |
| SC 13G/A | Amended ownership over 5% (passive) | Jan 6, 2023 | — |
| SC 13G | Ownership over 5% (passive) | Dec 16, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Dec 14, 2022 | — |
| SC 13G | Ownership over 5% (passive) | Dec 12, 2022 | — |
Showing 28 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Services-Prepackaged Software (SIC 7372)
- Listed as
- DFSC (Nasdaq), DFSCW (Nasdaq)
- Fiscal year ends
- September 30
- Incorporated in
- British Columbia, Canada
- Headquarters
- Ottawa
- SEC filer status
- Non-accelerated filer, Emerging growth company
- SEC CIK
- 1889823
- Former names
- KWESST Micro Systems Inc. (until Jun 26, 2025)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.