DEFSEC Technologies Inc. SEC EDGAR Filings (CIK 0001889823)

SEC EDGAR filings, ownership reports, and insider transactions for DEFSEC Technologies Inc..

Symbol
DFSC, DFSCW on Nasdaq
Business address
155 Terence Matthews Crescent, Unit #1, Kanata
State of incorporation
British Columbia, Canada
Fiscal year end
30 September
Former names
KWESST Micro Systems Inc. (to 26 Jun 2025)
DEFSEC Technologies Inc. has filed 220 SEC EDGAR filings since 05 Jul 2022

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
D Open Document Open Filing 02 Jan 2026 021-568704
6-K Open Document Open Filing FORM 6-K 30 Dec 2025 30 Dec 2025 001-41566
20-F Open Document | Data Open Filing 20-F 29 Dec 2025 30 Sep 2025 001-41566
SCHEDULE 13G Open Document Open Filing 23 Dec 2025 005-93837
6-K Open Document Open Filing FORM 6-K 18 Dec 2025 18 Dec 2025 001-41566
424B5 Open Document Open Filing 424B5 18 Dec 2025 333-277196
6-K Open Document Open Filing FORM 6-K 05 Dec 2025 05 Dec 2025 001-41566
SCHEDULE 13G/A Open Document Open Filing 14 Nov 2025 005-93837
SCHEDULE 13G Open Document Open Filing 13 Nov 2025 005-93837
SCHEDULE 13G/A Open Document Open Filing 07 Nov 2025 005-93837
6-K Open Document Open Filing FORM 6-K 29 Oct 2025 29 Oct 2025 001-41566
20-F/A Open Document | Data Open Filing FORM 20-F/A 14 Oct 2025 30 Sep 2024 001-41566
6-K Open Document Open Filing FORM 6-K 13 Aug 2025 30 Jun 2025 001-41566
6-K Open Document Open Filing FORM 6-K 08 Aug 2025 07 Aug 2025 001-41566
SCHEDULE 13G Open Document Open Filing 30 Jul 2025 005-93837
SCHEDULE 13G Open Document Open Filing 29 Jul 2025 005-93837
SCHEDULE 13G Open Document Open Filing 28 Jul 2025 005-93837
424B4 Open Document Open Filing FORM 424B4 25 Jul 2025 333-288827
6-K Open Document Open Filing FORM 6-K 24 Jul 2025 24 Jul 2025 001-41566
EFFECT Open Document Open Filing 23 Jul 2025 333-288827
CORRESP Open Document Open Filing 22 Jul 2025
F-1 Open Document Open Filing REGISTRATION STATEMENT 22 Jul 2025 333-288827
UPLOAD Open Document Open Filing 18 Jul 2025 377-08204
DRS Open Document Open Filing 14 Jul 2025 377-08204
DRSLTR Open Document Open Filing 11 Jul 2025
6-K Open Document Open Filing FORM 6-K 26 Jun 2025 25 Jun 2025 001-41566
6-K Open Document Open Filing FORM 6-K 18 Jun 2025 18 Jun 2025 001-41566
6-K Open Document Open Filing FORM 6-K 16 May 2025 16 May 2025 001-41566
6-K Open Document Open Filing FORM 6-K 16 May 2025 31 Mar 2025 001-41566
SCHEDULE 13G/A Open Document Open Filing 14 May 2025 005-93837
6-K Open Document Open Filing FORM 6-K 09 May 2025 08 May 2025 001-41566
6-K Open Document Open Filing FORM 6-K 23 Apr 2025 23 Apr 2025 001-41566
6-K Open Document Open Filing FORM 6-K 21 Apr 2025 21 Apr 2025 001-41566
6-K Open Document Open Filing FORM 6-K 01 Apr 2025 01 Apr 2025 001-41566
6-K Open Document Open Filing FORM 6-K 28 Mar 2025 28 Mar 2025 001-41566
6-K Open Document Open Filing FORM 6-K 19 Mar 2025 31 Mar 2025 001-41566
EFFECT Open Document Open Filing 04 Mar 2025 333-285263
CORRESP Open Document Open Filing 03 Mar 2025
UPLOAD Open Document Open Filing 28 Feb 2025 333-285263
F-3 Open Document Open Filing FORM F-3 26 Feb 2025 333-285263
6-K Open Document Open Filing FORM 6-K 24 Feb 2025 19 Feb 2025 001-41566
6-K Open Document Open Filing FORM 6-K 18 Feb 2025 18 Feb 2025 001-41566
6-K Open Document Open Filing FORM 6-K 18 Feb 2025 31 Dec 2024 001-41566
SCHEDULE 13G/A Open Document Open Filing 13 Feb 2025 005-93837
SCHEDULE 13G/A Open Document Open Filing 13 Feb 2025 005-93837
6-K Open Document Open Filing FORM 6-K 06 Jan 2025 06 Jan 2025 001-41566
6-K Open Document Open Filing FORM 6-K 30 Dec 2024 30 Dec 2024 001-41566
20-F Open Document | Data Open Filing FORM 20-F 30 Dec 2024 30 Sep 2024 001-41566
6-K Open Document Open Filing FORM 6-K 17 Dec 2024 17 Dec 2024 001-41566
EFFECT Open Document Open Filing 02 Dec 2024 333-283343
CORRESP Open Document Open Filing 29 Nov 2024
F-3/A Open Document Open Filing FORM F-3/A 29 Nov 2024 333-283343
UPLOAD Open Document Open Filing 25 Nov 2024 333-283343
F-3 Open Document Open Filing FORM F-3 19 Nov 2024 333-283343
SC 13G Open Document Open Filing 14 Nov 2024 005-93837
SC 13G/A Open Document Open Filing SC 13G/A 14 Nov 2024 005-93837
6-K Open Document Open Filing FORM 6-K 14 Nov 2024 13 Nov 2024 001-41566
6-K Open Document Open Filing FORM 6-K 13 Nov 2024 12 Nov 2024 001-41566
6-K Open Document Open Filing FORM 6-K 12 Nov 2024 11 Nov 2024 001-41566
6-K Open Document Open Filing FORM 6-K 04 Nov 2024 01 Nov 2024 001-41566
424B4 Open Document Open Filing FORM 424B4 01 Nov 2024 333-282626
6-K Open Document Open Filing FORM 6-K 31 Oct 2024 30 Oct 2024 001-41566
EFFECT Open Document Open Filing 30 Oct 2024 333-282626
CORRESP Open Document Open Filing 30 Oct 2024
CORRESP Open Document Open Filing 30 Oct 2024
CORRESP Open Document Open Filing 29 Oct 2024
F-1/A Open Document Open Filing FORM F-1/A 28 Oct 2024 333-282626
6-K Open Document Open Filing FORM 6-K 24 Oct 2024 23 Oct 2024 001-41566
6-K Open Document Open Filing FORM 6-K 21 Oct 2024 21 Oct 2024 001-41566
UPLOAD Open Document Open Filing 17 Oct 2024 333-282626
F-1 Open Document Open Filing FORM F-1 15 Oct 2024 333-282626
6-K Open Document Open Filing FORM 6-K 10 Oct 2024 10 Oct 2024 001-41566
6-K Open Document Open Filing FORM 6-K 02 Oct 2024 19 Apr 2024 001-41566
6-K Open Document Open Filing FORM 6-K 02 Oct 2024 01 Oct 2024 001-41566
6-K Open Document Open Filing FORM 6-K 02 Oct 2024 22 May 2024 001-41566
6-K Open Document Open Filing FORM 6-K 30 Sep 2024 27 Sep 2024 001-41566
EFFECT Open Document Open Filing 12 Sep 2024 333-281960
CORRESP Open Document Open Filing 10 Sep 2024
UPLOAD Open Document Open Filing 10 Sep 2024 333-281960
F-3 Open Document Open Filing FORM F-3 06 Sep 2024 333-281960
6-K Open Document Open Filing FORM 6-K 27 Aug 2024 27 Aug 2024 001-41566
SC 13G Open Document Open Filing SCHEDULE 13G 16 Aug 2024 005-93837
6-K Open Document Open Filing FORM 6-K 16 Aug 2024 15 Aug 2024 001-41566
6-K Open Document Open Filing FORM 6-K 15 Aug 2024 30 Jun 2024 001-41566
RW Open Document Open Filing FORM RW 14 Aug 2024 333-279407
6-K Open Document Open Filing FORM 6-K 14 Aug 2024 12 Aug 2024 001-41566
6-K Open Document Open Filing FORM 6-K 13 Aug 2024 09 Aug 2024 001-41566
424B5 Open Document Open Filing FORM 424B5 13 Aug 2024 333-277196
6-K Open Document Open Filing FORM 6-K 12 Aug 2024 09 Aug 2024 001-41566
6-K Open Document Open Filing FORM 6-K 07 Aug 2024 26 Aug 2024 001-41566
F-1/A Open Document Open Filing FORM F-1/A 22 Jul 2024 333-279407
6-K Open Document Open Filing FORM 6-K 17 Jun 2024 14 Jun 2024 001-41566
6-K Open Document Open Filing FORM 6-K 14 Jun 2024 12 Jun 2024 001-41566
424B5 Open Document Open Filing FORM 424B5 14 Jun 2024 333-277196
424B5 Open Document Open Filing FORM 424B5 12 Jun 2024 333-277196
6-K Open Document Open Filing FORM 6-K 12 Jun 2024 07 Jun 2024 001-41566
SC 13G/A Open Document Open Filing 11 Jun 2024 005-93837
6-K Open Document Open Filing FORM 6-K 10 Jun 2024 10 Jun 2024 001-41566
6-K Open Document Open Filing FORM 6-K 23 May 2024 23 May 2024 001-41566
6-K Open Document Open Filing FORM 6-K 21 May 2024 20 May 2024 001-41566
6-K Open Document Open Filing FORM 6-K 17 May 2024 17 May 2024 001-41566
6-K Open Document Open Filing FORM 6-K 16 May 2024 16 May 2024 001-41566
F-1 Open Document Open Filing FORM F-1 15 May 2024 333-279407
6-K Open Document Open Filing FORM 6-K 15 May 2024 31 Mar 2024 001-41566
6-K Open Document Open Filing FORM 6-K 30 Apr 2024 30 Apr 2024 001-41566
6-K Open Document Open Filing FORM 6-K 10 Apr 2024 09 Apr 2024 001-41566
SC 13G Open Document Open Filing SC 13G 09 Apr 2024 005-93837
SC 13G/A Open Document Open Filing AMENDMENT NO. 1 TO SCHEDULE 13G 09 Apr 2024 005-93837
6-K Open Document Open Filing FORM 6-K 08 Apr 2024 04 Apr 2024 001-41566
424B5 Open Document Open Filing FORM 424B5 08 Apr 2024 333-277196
6-K Open Document Open Filing FORM 6-K 04 Apr 2024 03 Apr 2024 001-41566
424B5 Open Document Open Filing FORM 424B5 03 Apr 2024 333-277196
6-K Open Document Open Filing FORM 6-K 21 Mar 2024 21 Mar 2024 001-41566
6-K Open Document Open Filing FORM 6-K 12 Mar 2024 12 Mar 2024 001-41566
6-K Open Document Open Filing FORM 6-K 11 Mar 2024 08 Mar 2024 001-41566
EFFECT Open Document Open Filing 04 Mar 2024 333-277196
CORRESP Open Document Open Filing 01 Mar 2024
6-K Open Document Open Filing FORM 6-K 29 Feb 2024 28 Feb 2024 001-41566
UPLOAD Open Document Open Filing 27 Feb 2024 333-277196
F-3 Open Document Open Filing FORM F-3 20 Feb 2024 333-277196
6-K Open Document Open Filing FORM 6-K 15 Feb 2024 15 Feb 2024 001-41566
6-K Open Document Open Filing FORM 6-K 15 Feb 2024 31 Dec 2023 001-41566
SC 13G/A Open Document Open Filing 14 Feb 2024 005-93837
6-K Open Document Open Filing FORM 6-K 12 Feb 2024 12 Feb 2024 001-41566
SC 13G/A Open Document Open Filing 07 Feb 2024 005-93837
6-K Open Document Open Filing FORM 6-K 06 Feb 2024 05 Feb 2024 001-41566
6-K Open Document Open Filing FORM 6-K 02 Feb 2024 02 Feb 2024 001-41566
20-F Open Document | Data Open Filing FORM 20-F 22 Jan 2024 30 Sep 2023 001-41566
6-K Open Document Open Filing FORM 6-K 18 Jan 2024 18 Jan 2024 001-41566
6-K Open Document Open Filing FORM 6-K 12 Jan 2024 12 Jan 2024 001-41566
6-K Open Document Open Filing FORM 6-K 26 Dec 2023 22 Dec 2023 001-41566
6-K Open Document Open Filing FORM 6-K 13 Dec 2023 13 Dec 2023 001-41566
6-K Open Document Open Filing FORM 6-K 06 Dec 2023 06 Dec 2023 001-41566
6-K Open Document Open Filing FORM 6-K 27 Nov 2023 27 Nov 2023 001-41566
6-K Open Document Open Filing FORM 6-K 13 Nov 2023 13 Nov 2023 001-41566
6-K Open Document Open Filing FORM 6-K 06 Nov 2023 06 Nov 2023 001-41566
6-K Open Document Open Filing FORM 6-K 01 Nov 2023 31 Oct 2023 001-41566
D Open Document Open Filing 24 Oct 2023 021-495555
6-K Open Document Open Filing FORM 6-K 24 Oct 2023 24 Oct 2023 001-41566
6-K Open Document Open Filing FORM 6-K 19 Oct 2023 19 Oct 2023 001-41566
6-K Open Document Open Filing FORM 6-K 18 Oct 2023 18 Oct 2023 001-41566
6-K Open Document Open Filing FORM 6-K 15 Aug 2023 30 Jun 2023 001-41566
EFFECT Open Document Open Filing 09 Aug 2023 333-273588
CORRESP Open Document Open Filing 08 Aug 2023
UPLOAD Open Document Open Filing 08 Aug 2023
6-K Open Document Open Filing FORM 6-K 04 Aug 2023 21 Jul 2023 001-41566
D Open Document Open Filing 04 Aug 2023 021-488739
F-1 Open Document Open Filing FORM F-1 02 Aug 2023 333-273588
6-K Open Document Open Filing FORM 6-K 25 Jul 2023 25 Jul 2023 001-41566
6-K Open Document Open Filing FORM 6-K 25 Jul 2023 19 Jul 2023 001-41566
6-K Open Document Open Filing FORM 6-K 26 Jun 2023 26 Jun 2023 001-41566
6-K Open Document Open Filing FORM 6-K 30 May 2023 30 May 2023 001-41566
6-K Open Document Open Filing FORM 6-K 30 May 2023 29 May 2023 001-41566
6-K Open Document Open Filing FORM 6-K 17 May 2023 17 May 2023 001-41566
6-K Open Document Open Filing FORM 6-K 12 May 2023 31 Mar 2023 001-41566
6-K Open Document Open Filing FORM 6-K 02 May 2023 02 May 2023 001-41566
6-K Open Document Open Filing FORM 6-K 05 Apr 2023 31 Mar 2023 001-41566
6-K Open Document Open Filing FORM 6-K 03 Apr 2023 03 Apr 2023 001-41566
6-K Open Document Open Filing FORM 6-K 31 Mar 2023 31 Mar 2023 001-41566
6-K Open Document Open Filing FORM 6-K 24 Mar 2023 24 Mar 2023 001-41566
6-K Open Document Open Filing FORM 6-K 17 Mar 2023 17 Mar 2023 001-41566
6-K Open Document Open Filing FORM 6-K 01 Mar 2023 01 Mar 2023 001-41566
6-K Open Document Open Filing FORM 6-K 27 Feb 2023 27 Feb 2023 001-41566
6-K Open Document Open Filing FORM 6-K 15 Feb 2023 14 Feb 2023 001-41566
SC 13G/A Open Document Open Filing 15 Feb 2023 005-93837
6-K Open Document Open Filing FORM 6-K 15 Feb 2023 31 Dec 2022 001-41566
6-K Open Document Open Filing FORM 6-K 30 Jan 2023 30 Jan 2023 001-41566
20-F Open Document | Data Open Filing FORM 20-F 27 Jan 2023 30 Sep 2022 001-41566
6-K Open Document Open Filing FORM 6-K 17 Jan 2023 16 Jan 2023 001-41566
SC 13G/A Open Document Open Filing 06 Jan 2023 005-93837
6-K Open Document Open Filing FORM 6-K 19 Dec 2022 16 Dec 2022 001-41566
SC 13G Open Document Open Filing 16 Dec 2022 005-93837
SC 13G Open Document Open Filing SCHEDULE 13G 14 Dec 2022 005-93837
6-K Open Document Open Filing FORM 6-K 13 Dec 2022 06 Dec 2022 001-41566
SC 13G Open Document Open Filing 12 Dec 2022 005-93837
424B4 Open Document Open Filing FORM 424B4 08 Dec 2022 333-266897
CERT Open Document Open Filing 8A CERT 07 Dec 2022 001-41566
EFFECT Open Document Open Filing 06 Dec 2022 333-266897
8-A12B Open Document Open Filing FORM 8-A12B 06 Dec 2022 001-41566
CORRESP Open Document Open Filing 01 Dec 2022
CORRESP Open Document Open Filing 01 Dec 2022
CORRESP Open Document Open Filing 01 Dec 2022
CORRESP Open Document Open Filing 01 Dec 2022
CORRESP Open Document Open Filing 30 Nov 2022
CORRESP Open Document Open Filing 30 Nov 2022
CORRESP Open Document Open Filing 30 Nov 2022
CORRESP Open Document Open Filing 30 Nov 2022
CORRESP Open Document Open Filing 25 Nov 2022
CORRESP Open Document Open Filing 25 Nov 2022
CORRESP Open Document Open Filing 21 Nov 2022
CORRESP Open Document Open Filing 21 Nov 2022
CORRESP Open Document Open Filing 18 Nov 2022
CORRESP Open Document Open Filing 18 Nov 2022
SEC STAFF LETTER Open Document Open Filing 17 Nov 2022
CORRESP Open Document Open Filing 17 Nov 2022
CORRESP Open Document Open Filing 17 Nov 2022
CORRESP Open Document Open Filing 16 Nov 2022
CORRESP Open Document Open Filing 16 Nov 2022
CORRESP Open Document Open Filing 16 Nov 2022
CORRESP Open Document Open Filing 14 Nov 2022
F-1/A Open Document Open Filing FORM F-1/A 14 Nov 2022 333-266897
UPLOAD Open Document Open Filing 09 Nov 2022
CORRESP Open Document Open Filing 07 Nov 2022
F-1/A Open Document Open Filing FORM F-1/A 07 Nov 2022 333-266897
UPLOAD Open Document Open Filing 03 Nov 2022
CORRESP Open Document Open Filing 24 Oct 2022
F-1/A Open Document Open Filing FORM F-1/A 24 Oct 2022 333-266897
UPLOAD Open Document Open Filing 20 Oct 2022
CORRESP Open Document Open Filing 05 Oct 2022
F-1/A Open Document Open Filing FORM F-1/A 05 Oct 2022 333-266897
SEC STAFF LETTER Open Document Open Filing 28 Sep 2022
UPLOAD Open Document Open Filing 28 Sep 2022
CORRESP Open Document Open Filing 16 Sep 2022
F-1/A Open Document Open Filing FORM F-1/A 16 Sep 2022 333-266897
UPLOAD Open Document Open Filing 26 Aug 2022
F-1 Open Document Open Filing FORM F-1 16 Aug 2022 333-266897
CORRESP Open Document Open Filing 15 Aug 2022
UPLOAD Open Document Open Filing 04 Aug 2022
DRS Open Document Open Filing 06 Jul 2022 377-06265
DRSLTR Open Document Open Filing 05 Jul 2022