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 |
|---|---|---|---|
| EFFECT | Filing | Sep 9, 2026 | — |
| EFFECT | Filing | Aug 3, 2026 | — |
| D | Filing | Jul 10, 2026 | — |
| EFFECT | Filing | Feb 10, 2026 | — |
| CORRESP | Letter to the SEC | Feb 6, 2026 | — |
| UPLOAD | Letter from the SEC | Feb 6, 2026 | — |
| D | Filing | Jan 2, 2026 | — |
| EFFECT | Filing | Jul 23, 2025 | — |
| CORRESP | Letter to the SEC | Jul 22, 2025 | — |
| UPLOAD | Letter from the SEC | Jul 18, 2025 | — |
| DRS | Filing | Jul 14, 2025 | — |
| DRSLTR | Filing | Jul 11, 2025 | — |
| EFFECT | Filing | Mar 4, 2025 | — |
| CORRESP | Letter to the SEC | Mar 3, 2025 | — |
| UPLOAD | Letter from the SEC | Feb 28, 2025 | — |
| EFFECT | Filing | Dec 2, 2024 | — |
| CORRESP | Letter to the SEC | Nov 29, 2024 | — |
| UPLOAD | Letter from the SEC | Nov 25, 2024 | — |
| EFFECT | Filing | Oct 30, 2024 | — |
| CORRESP | Letter to the SEC | Oct 30, 2024 | — |
| CORRESP | Letter to the SEC | Oct 30, 2024 | — |
| CORRESP | Letter to the SEC | Oct 29, 2024 | — |
| UPLOAD | Letter from the SEC | Oct 17, 2024 | — |
| EFFECT | Filing | Sep 12, 2024 | — |
| CORRESP | Letter to the SEC | Sep 10, 2024 | — |
| UPLOAD | Letter from the SEC | Sep 10, 2024 | — |
| RW | Form rw | Aug 14, 2024 | — |
| EFFECT | Filing | Mar 4, 2024 | — |
| CORRESP | Letter to the SEC | Mar 1, 2024 | — |
| UPLOAD | Letter from the SEC | Feb 27, 2024 | — |
| D | Filing | Oct 24, 2023 | — |
| EFFECT | Filing | Aug 9, 2023 | — |
| CORRESP | Letter to the SEC | Aug 8, 2023 | — |
| UPLOAD | Letter from the SEC | Aug 8, 2023 | — |
| D | Filing | Aug 4, 2023 | — |
| CERT | 8a cert | Dec 7, 2022 | — |
| EFFECT | Filing | Dec 6, 2022 | — |
| 8-A12B | Form 8-a12b | Dec 6, 2022 | — |
| CORRESP | Letter to the SEC | Dec 1, 2022 | — |
| CORRESP | Letter to the SEC | Dec 1, 2022 | — |
| CORRESP | Letter to the SEC | Dec 1, 2022 | — |
| CORRESP | Letter to the SEC | Dec 1, 2022 | — |
| CORRESP | Letter to the SEC | Nov 30, 2022 | — |
| CORRESP | Letter to the SEC | Nov 30, 2022 | — |
| CORRESP | Letter to the SEC | Nov 30, 2022 | — |
| CORRESP | Letter to the SEC | Nov 30, 2022 | — |
| CORRESP | Letter to the SEC | Nov 25, 2022 | — |
| CORRESP | Letter to the SEC | Nov 25, 2022 | — |
| CORRESP | Letter to the SEC | Nov 21, 2022 | — |
| CORRESP | Letter to the SEC | Nov 21, 2022 | — |
| CORRESP | Letter to the SEC | Nov 18, 2022 | — |
| CORRESP | Letter to the SEC | Nov 18, 2022 | — |
| SEC STAFF LETTER | Filing | Nov 17, 2022 | — |
| CORRESP | Letter to the SEC | Nov 17, 2022 | — |
| CORRESP | Letter to the SEC | Nov 17, 2022 | — |
| CORRESP | Letter to the SEC | Nov 16, 2022 | — |
| CORRESP | Letter to the SEC | Nov 16, 2022 | — |
| CORRESP | Letter to the SEC | Nov 16, 2022 | — |
| CORRESP | Letter to the SEC | Nov 14, 2022 | — |
| UPLOAD | Letter from the SEC | Nov 9, 2022 | — |
| CORRESP | Letter to the SEC | Nov 7, 2022 | — |
| UPLOAD | Letter from the SEC | Nov 3, 2022 | — |
| CORRESP | Letter to the SEC | Oct 24, 2022 | — |
| UPLOAD | Letter from the SEC | Oct 20, 2022 | — |
| CORRESP | Letter to the SEC | Oct 5, 2022 | — |
| SEC STAFF LETTER | Filing | Sep 28, 2022 | — |
| UPLOAD | Letter from the SEC | Sep 28, 2022 | — |
| CORRESP | Letter to the SEC | Sep 16, 2022 | — |
| UPLOAD | Letter from the SEC | Aug 26, 2022 | — |
| CORRESP | Letter to the SEC | Aug 15, 2022 | — |
| UPLOAD | Letter from the SEC | Aug 4, 2022 | — |
| DRS | Filing | Jul 6, 2022 | — |
| DRSLTR | Filing | Jul 5, 2022 | — |
Showing 73 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.