Alpha Cognition Inc.

Symbol
ACOG on Nasdaq
Industry
Biological Products, (No Disgnostic Substances) (Office Of Life Sciences)
Business address
1200 750 W Pender St, Vancouver, V6C 2T8
State of incorporation
British Columbia, Canada
Fiscal year end
31 December
Former names
Neurodyn Cognition Inc. (to 09 Oct 2019)
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Alpha Cognition Inc. has filed 148 SEC EDGAR filings since 16 Oct 2015

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
10-Q Open Document | Data Open Filing QUARTERLY REPORT 13 Nov 2025 30 Sep 2025 001-42403
8-K/A Open Document | Data Open Filing AMENDMENT TO FORM 8-K 15 Oct 2025 10 Oct 2025 001-42403
8-K Open Document | Data Open Filing CURRENT REPORT 14 Oct 2025 10 Oct 2025 001-42403
SCHEDULE 13G Open Document Open Filing 03 Oct 2025 005-94748
8-K Open Document | Data Open Filing CURRENT REPORT 02 Oct 2025 30 Sep 2025 001-42403
424B5 Open Document Open Filing PROSPECTUS SUPPLEMENT 01 Oct 2025 333-289792
424B5 Open Document Open Filing PROSPECTUS SUPPLEMENT 30 Sep 2025 333-289792
EFFECT Open Document Open Filing 29 Aug 2025 333-289792
424B2 Open Document Open Filing PROSPECTUS SUPPLEMENT 29 Aug 2025 333-289792
424B3 Open Document Open Filing PROSPECTUS 29 Aug 2025 333-289792
CORRESP Open Document Open Filing 28 Aug 2025
UPLOAD Open Document Open Filing 28 Aug 2025 333-289792
8-K Open Document | Data Open Filing FORM 8-K 22 Aug 2025 22 Aug 2025 001-42403
S-3 Open Document | Data Open Filing REGISTRATION STATEMENT 22 Aug 2025 333-289792
4 Open Document Open Filing 21 Aug 2025 18 Aug 2025
4 Open Document Open Filing 20 Aug 2025 18 Aug 2025
4 Open Document Open Filing 20 Aug 2025 18 Aug 2025
10-Q Open Document | Data Open Filing QUARTERLY REPORT 14 Aug 2025 30 Jun 2025 001-42403
424B3 Open Document Open Filing PROSPECTUS 05 Aug 2025 333-288823
EFFECT Open Document Open Filing 25 Jul 2025 333-288823
CORRESP Open Document Open Filing 23 Jul 2025
UPLOAD Open Document Open Filing 23 Jul 2025 333-288823
S-3 Open Document Open Filing REGISTRATION STATEMENT 21 Jul 2025 333-288823
424B3 Open Document Open Filing PROSPECTUS 17 Jul 2025 333-288454
EFFECT Open Document Open Filing 08 Jul 2025 333-288454
CORRESP Open Document Open Filing 03 Jul 2025
UPLOAD Open Document Open Filing 03 Jul 2025 333-288454
S-3 Open Document Open Filing REGISTRATION STATEMENT 01 Jul 2025 333-288454
8-K Open Document | Data Open Filing CURRENT REPORT 23 Jun 2025 19 Jun 2025 001-42403
10-Q Open Document | Data Open Filing QUARTERLY REPORT 15 May 2025 31 Mar 2025 001-42403
DEFA14A Open Document Open Filing DEFINITIVE ADDITIONAL MATERIALS 06 May 2025 001-42403
DEFA14A Open Document Open Filing DEFINITIVE ADDITIONAL MATERIALS 06 May 2025 001-42403
DEF 14A Open Document | Data Open Filing PROXY STATEMENT 30 Apr 2025 19 Jun 2025 001-42403
4 Open Document Open Filing 29 Apr 2025 25 Feb 2025
SCHEDULE 13G Open Document Open Filing 16 Apr 2025 005-94748
8-K Open Document | Data Open Filing FORM 8-K 10 Apr 2025 07 Apr 2025 001-42403
4 Open Document Open Filing 09 Apr 2025 07 Apr 2025
3 Open Document Open Filing 09 Apr 2025 07 Apr 2025
10-K Open Document | Data Open Filing ANNUAL REPORT 31 Mar 2025 31 Dec 2024 001-42403
4 Open Document Open Filing 27 Feb 2025 25 Feb 2025
4 Open Document Open Filing 27 Feb 2025 25 Feb 2025
4 Open Document Open Filing 27 Feb 2025 25 Feb 2025
4 Open Document Open Filing 27 Feb 2025 25 Feb 2025
4 Open Document Open Filing 27 Feb 2025 25 Feb 2025
4 Open Document Open Filing 27 Feb 2025 25 Feb 2025
8-K Open Document | Data Open Filing CURRENT REPORT 27 Feb 2025 18 Feb 2025 001-42403
SCHEDULE 13G Open Document Open Filing 14 Feb 2025 005-94748
SCHEDULE 13G Open Document Open Filing 14 Feb 2025 005-94748
SCHEDULE 13G/A Open Document Open Filing 13 Feb 2025 005-94748
SCHEDULE 13G Open Document Open Filing 13 Feb 2025 005-94748
SCHEDULE 13G Open Document Open Filing 31 Jan 2025 005-94748
424B3 Open Document Open Filing PROSPECTUS 15 Jan 2025 333-278997
424B3 Open Document Open Filing PROSPECTUS 15 Jan 2025 333-284104
EFFECT Open Document Open Filing 13 Jan 2025 333-284104
EFFECT Open Document Open Filing 13 Jan 2025 333-278997
CORRESP Open Document Open Filing 10 Jan 2025
CORRESP Open Document Open Filing 10 Jan 2025
POS AM Open Document | Data Open Filing POST-EFFECTIVE AMENDMENT 10 Jan 2025 333-278997
S-1/A Open Document | Data Open Filing REGISTRATION STATEMENT 10 Jan 2025 333-284104
UPLOAD Open Document Open Filing 03 Jan 2025 333-284104
POS AM Open Document | Data Open Filing POST-EFFECTIVE AMENDMENT 31 Dec 2024 333-278997
S-1 Open Document | Data Open Filing REGISTRATION STATEMENT 31 Dec 2024 333-284104
S-8 POS Open Document Open Filing POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 31 Dec 2024 333-282666
8-K Open Document | Data Open Filing CURRENT REPORT 20 Dec 2024 16 Dec 2024 001-42403
8-K Open Document | Data Open Filing CURRENT REPORT 18 Nov 2024 12 Nov 2024 001-42403
D Open Document Open Filing 18 Nov 2024 021-529724
SC 13D/A Open Document Open Filing 15 Nov 2024 005-94748
SC 13D Open Document Open Filing 15 Nov 2024 005-94748
4 Open Document Open Filing 15 Nov 2024 13 Nov 2024
4 Open Document Open Filing 15 Nov 2024 13 Nov 2024
4 Open Document Open Filing 15 Nov 2024 13 Nov 2024
10-Q Open Document | Data Open Filing QUARTERLY REPORT 14 Nov 2024 30 Sep 2024 001-42403
3 Open Document Open Filing 13 Nov 2024 12 Nov 2024
424B4 Open Document Open Filing PROSPECTUS 13 Nov 2024 333-280196
3 Open Document Open Filing 12 Nov 2024 12 Nov 2024
3 Open Document Open Filing 12 Nov 2024 12 Nov 2024
3 Open Document Open Filing 12 Nov 2024 12 Nov 2024
3 Open Document Open Filing 12 Nov 2024 12 Nov 2024
3 Open Document Open Filing 12 Nov 2024 12 Nov 2024
3 Open Document Open Filing 12 Nov 2024 12 Nov 2024
3 Open Document Open Filing 12 Nov 2024 12 Nov 2024
CERT Open Document Open Filing 12 Nov 2024 001-42403
S-1MEF Open Document Open Filing REGISTRATION STATEMENT 12 Nov 2024 333-283126
POS EX Open Document Open Filing POST-EFFECTIVE AMENDMENT 12 Nov 2024 333-280196
EFFECT Open Document Open Filing 08 Nov 2024 333-280196
8-A12B Open Document Open Filing FOR REGISTRATION OF CERTAIN CLASSES 08 Nov 2024 001-42403
CORRESP Open Document Open Filing 06 Nov 2024
CORRESP Open Document Open Filing 06 Nov 2024
S-1/A Open Document | Data Open Filing REGISTRATION STATEMENT 06 Nov 2024 333-280196
8-K Open Document | Data Open Filing CURRENT REPORT 05 Nov 2024 30 Oct 2024 333-278997
CORRESP Open Document Open Filing 25 Oct 2024
S-1/A Open Document | Data Open Filing REGISTRATION STATEMENT 25 Oct 2024 333-280196
424B3 Open Document Open Filing PROSPECTUS 25 Oct 2024 333-282675
8-K Open Document | Data Open Filing CURRENT REPORT 24 Oct 2024 21 Oct 2024 333-278997
EFFECT Open Document Open Filing 23 Oct 2024 333-282675
UPLOAD Open Document Open Filing 23 Oct 2024 377-07258
CORRESP Open Document Open Filing 21 Oct 2024
UPLOAD Open Document Open Filing 21 Oct 2024 333-282675
S-1 Open Document | Data Open Filing REGISTRATION STATEMENT 16 Oct 2024 333-282675
S-1/A Open Document | Data Open Filing REGISTRATION STATEMENT 16 Oct 2024 333-280196
S-8 Open Document Open Filing REGISTRATION STATEMENT 16 Oct 2024 333-282666
D Open Document Open Filing 09 Oct 2024 021-526363
8-K Open Document | Data Open Filing FORM 8-K 09 Oct 2024 08 Oct 2024 333-278997
8-K Open Document | Data Open Filing CURRENT REPORT 03 Oct 2024 27 Sep 2024 333-278997
8-K/A Open Document | Data Open Filing CURRENT REPORT 26 Sep 2024 24 Sep 2024 333-278997
8-K Open Document | Data Open Filing CURRENT REPORT 25 Sep 2024 24 Sep 2024 333-278997
8-K Open Document | Data Open Filing CURRENT REPORT 28 Aug 2024 28 Aug 2024 333-278997
8-K Open Document | Data Open Filing FORM 8-K 27 Aug 2024 27 Aug 2024 333-278997
424B3 Open Document Open Filing PROSPECTUS SUPPLEMENT 15 Aug 2024 333-278997
8-K Open Document | Data Open Filing CURRENT REPORT 13 Aug 2024 12 Aug 2024 333-278997
10-Q Open Document | Data Open Filing QUARTERLY REPORT 12 Aug 2024 30 Jun 2024 333-278997
8-K Open Document | Data Open Filing CURRENT REPORT 09 Aug 2024 06 Aug 2024 333-278997
S-1/A Open Document Open Filing REGISTRATION STATEMENT 30 Jul 2024 333-280196
8-K Open Document | Data Open Filing CURRENT REPORT 29 Jul 2024 29 Jul 2024 333-278997
8-K Open Document Open Filing CURRENT REPORT 14 Jun 2024 10 Jun 2024 333-278997
S-1 Open Document Open Filing REGISTRATION STATEMENT 14 Jun 2024 333-280196
424B3 Open Document Open Filing PROSPECTUS 10 Jun 2024 333-278997
EFFECT Open Document Open Filing 07 Jun 2024 333-278997
CORRESP Open Document Open Filing 06 Jun 2024
DRS Open Document Open Filing 04 Jun 2024 377-07258
S-1/A Open Document Open Filing REGISTRATION STATEMENT 04 Jun 2024 333-278997
CORRESP Open Document Open Filing 22 May 2024
S-1/A Open Document Open Filing REGISTRATION STATEMENT 22 May 2024 333-278997
UPLOAD Open Document Open Filing 21 May 2024 377-07090
CORRESP Open Document Open Filing 10 May 2024
S-1/A Open Document Open Filing REGISTRATION STATEMENT 10 May 2024 333-278997
UPLOAD Open Document Open Filing 08 May 2024 377-07090
S-1 Open Document Open Filing REGISTRATION STATEMENT 30 Apr 2024 333-278997
DRSLTR Open Document Open Filing 23 Apr 2024
DRS/A Open Document Open Filing 23 Apr 2024 377-07090
UPLOAD Open Document Open Filing 17 Apr 2024 377-07090
DRS/A Open Document Open Filing 21 Mar 2024 377-07090
DRS Open Document Open Filing 09 Feb 2024 377-07090
D Open Document Open Filing 31 Jan 2024 021-504048
D Open Document Open Filing 05 Jan 2024 021-501751
D Open Document Open Filing 20 Nov 2023 021-497665
D Open Document Open Filing 19 Oct 2023 021-495209
D Open Document Open Filing 12 Sep 2023 021-491869
D Open Document Open Filing 28 Mar 2023 021-477050
D Open Document Open Filing 28 Feb 2023 021-474403
D Open Document Open Filing 18 Oct 2021 021-417286
D Open Document Open Filing 28 Dec 2020 021-384386
D Open Document Open Filing 01 May 2020 021-366136
D Open Document Open Filing 09 Oct 2019 021-350728
D Open Document Open Filing 20 Jul 2018 021-317450
D Open Document Open Filing 19 Dec 2017 021-301140
D Open Document Open Filing 26 Apr 2016 021-262043
D Open Document Open Filing 16 Oct 2015 021-249585-01