Alpha Cognition Inc.

Symbol
ACOG on Nasdaq
Entity
Company
Industry
Biological Products, (No Disgnostic Substances) (Office Of Life Sciences)
Business address
1200 750 W Pender St, V6C 2T8 Vancouver, British Columbia, Canada
Phone
(858) 344-4375
State of incorporation
British Columbia, Canada
Fiscal year end
December 31
Category

Emerging growth company
Former names
Neurodyn Cognition Inc. (to 10/9/2019)
All SEC filings
View on sec.gov
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Alpha Cognition Inc. has filed 148 SEC EDGAR filings since 10/16/2015

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
10-Q Open Document | Data Open Filing QUARTERLY REPORT Nov 13, 2025 Sep 30, 2025 001-42403
8-K/A Open Document | Data Open Filing AMENDMENT TO FORM 8-K Oct 15, 2025 Oct 10, 2025 001-42403
8-K Open Document | Data Open Filing CURRENT REPORT Oct 14, 2025 Oct 10, 2025 001-42403
SCHEDULE 13G Open Document Open Filing Oct 3, 2025 005-94748
8-K Open Document | Data Open Filing CURRENT REPORT Oct 2, 2025 Sep 30, 2025 001-42403
424B5 Open Document Open Filing PROSPECTUS SUPPLEMENT Oct 1, 2025 333-289792
424B5 Open Document Open Filing PROSPECTUS SUPPLEMENT Sep 30, 2025 333-289792
EFFECT Open Document Open Filing Aug 29, 2025 333-289792
424B2 Open Document Open Filing PROSPECTUS SUPPLEMENT Aug 29, 2025 333-289792
424B3 Open Document Open Filing PROSPECTUS Aug 29, 2025 333-289792
CORRESP Open Document Open Filing Aug 28, 2025
UPLOAD Open Document Open Filing Aug 28, 2025 333-289792
8-K Open Document | Data Open Filing FORM 8-K Aug 22, 2025 Aug 22, 2025 001-42403
S-3 Open Document | Data Open Filing REGISTRATION STATEMENT Aug 22, 2025 333-289792
4 Open Document Open Filing Aug 21, 2025 Aug 18, 2025
4 Open Document Open Filing Aug 20, 2025 Aug 18, 2025
4 Open Document Open Filing Aug 20, 2025 Aug 18, 2025
10-Q Open Document | Data Open Filing QUARTERLY REPORT Aug 14, 2025 Jun 30, 2025 001-42403
424B3 Open Document Open Filing PROSPECTUS Aug 5, 2025 333-288823
EFFECT Open Document Open Filing Jul 25, 2025 333-288823
CORRESP Open Document Open Filing Jul 23, 2025
UPLOAD Open Document Open Filing Jul 23, 2025 333-288823
S-3 Open Document Open Filing REGISTRATION STATEMENT Jul 21, 2025 333-288823
424B3 Open Document Open Filing PROSPECTUS Jul 17, 2025 333-288454
EFFECT Open Document Open Filing Jul 8, 2025 333-288454
CORRESP Open Document Open Filing Jul 3, 2025
UPLOAD Open Document Open Filing Jul 3, 2025 333-288454
S-3 Open Document Open Filing REGISTRATION STATEMENT Jul 1, 2025 333-288454
8-K Open Document | Data Open Filing CURRENT REPORT Jun 23, 2025 Jun 19, 2025 001-42403
10-Q Open Document | Data Open Filing QUARTERLY REPORT May 15, 2025 Mar 31, 2025 001-42403
DEFA14A Open Document Open Filing DEFINITIVE ADDITIONAL MATERIALS May 6, 2025 001-42403
DEFA14A Open Document Open Filing DEFINITIVE ADDITIONAL MATERIALS May 6, 2025 001-42403
DEF 14A Open Document | Data Open Filing PROXY STATEMENT Apr 30, 2025 Jun 19, 2025 001-42403
4 Open Document Open Filing Apr 29, 2025 Feb 25, 2025
SCHEDULE 13G Open Document Open Filing Apr 16, 2025 005-94748
8-K Open Document | Data Open Filing FORM 8-K Apr 10, 2025 Apr 7, 2025 001-42403
4 Open Document Open Filing Apr 9, 2025 Apr 7, 2025
3 Open Document Open Filing Apr 9, 2025 Apr 7, 2025
10-K Open Document | Data Open Filing ANNUAL REPORT Mar 31, 2025 Dec 31, 2024 001-42403
4 Open Document Open Filing Feb 27, 2025 Feb 25, 2025
4 Open Document Open Filing Feb 27, 2025 Feb 25, 2025
4 Open Document Open Filing Feb 27, 2025 Feb 25, 2025
4 Open Document Open Filing Feb 27, 2025 Feb 25, 2025
4 Open Document Open Filing Feb 27, 2025 Feb 25, 2025
4 Open Document Open Filing Feb 27, 2025 Feb 25, 2025
8-K Open Document | Data Open Filing CURRENT REPORT Feb 27, 2025 Feb 18, 2025 001-42403
SCHEDULE 13G Open Document Open Filing Feb 14, 2025 005-94748
SCHEDULE 13G Open Document Open Filing Feb 14, 2025 005-94748
SCHEDULE 13G/A Open Document Open Filing Feb 13, 2025 005-94748
SCHEDULE 13G Open Document Open Filing Feb 13, 2025 005-94748
SCHEDULE 13G Open Document Open Filing Jan 31, 2025 005-94748
424B3 Open Document Open Filing PROSPECTUS Jan 15, 2025 333-278997
424B3 Open Document Open Filing PROSPECTUS Jan 15, 2025 333-284104
EFFECT Open Document Open Filing Jan 13, 2025 333-284104
EFFECT Open Document Open Filing Jan 13, 2025 333-278997
CORRESP Open Document Open Filing Jan 10, 2025
CORRESP Open Document Open Filing Jan 10, 2025
POS AM Open Document | Data Open Filing POST-EFFECTIVE AMENDMENT Jan 10, 2025 333-278997
S-1/A Open Document | Data Open Filing REGISTRATION STATEMENT Jan 10, 2025 333-284104
UPLOAD Open Document Open Filing Jan 3, 2025 333-284104
POS AM Open Document | Data Open Filing POST-EFFECTIVE AMENDMENT Dec 31, 2024 333-278997
S-1 Open Document | Data Open Filing REGISTRATION STATEMENT Dec 31, 2024 333-284104
S-8 POS Open Document Open Filing POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 Dec 31, 2024 333-282666
8-K Open Document | Data Open Filing CURRENT REPORT Dec 20, 2024 Dec 16, 2024 001-42403
8-K Open Document | Data Open Filing CURRENT REPORT Nov 18, 2024 Nov 12, 2024 001-42403
D Open Document Open Filing Nov 18, 2024 021-529724
SC 13D/A Open Document Open Filing Nov 15, 2024 005-94748
SC 13D Open Document Open Filing Nov 15, 2024 005-94748
4 Open Document Open Filing Nov 15, 2024 Nov 13, 2024
4 Open Document Open Filing Nov 15, 2024 Nov 13, 2024
4 Open Document Open Filing Nov 15, 2024 Nov 13, 2024
10-Q Open Document | Data Open Filing QUARTERLY REPORT Nov 14, 2024 Sep 30, 2024 001-42403
3 Open Document Open Filing Nov 13, 2024 Nov 12, 2024
424B4 Open Document Open Filing PROSPECTUS Nov 13, 2024 333-280196
3 Open Document Open Filing Nov 12, 2024 Nov 12, 2024
3 Open Document Open Filing Nov 12, 2024 Nov 12, 2024
3 Open Document Open Filing Nov 12, 2024 Nov 12, 2024
3 Open Document Open Filing Nov 12, 2024 Nov 12, 2024
3 Open Document Open Filing Nov 12, 2024 Nov 12, 2024
3 Open Document Open Filing Nov 12, 2024 Nov 12, 2024
3 Open Document Open Filing Nov 12, 2024 Nov 12, 2024
CERT Open Document Open Filing Nov 12, 2024 001-42403
S-1MEF Open Document Open Filing REGISTRATION STATEMENT Nov 12, 2024 333-283126
POS EX Open Document Open Filing POST-EFFECTIVE AMENDMENT Nov 12, 2024 333-280196
EFFECT Open Document Open Filing Nov 8, 2024 333-280196
8-A12B Open Document Open Filing FOR REGISTRATION OF CERTAIN CLASSES Nov 8, 2024 001-42403
CORRESP Open Document Open Filing Nov 6, 2024
CORRESP Open Document Open Filing Nov 6, 2024
S-1/A Open Document | Data Open Filing REGISTRATION STATEMENT Nov 6, 2024 333-280196
8-K Open Document | Data Open Filing CURRENT REPORT Nov 5, 2024 Oct 30, 2024 333-278997
CORRESP Open Document Open Filing Oct 25, 2024
S-1/A Open Document | Data Open Filing REGISTRATION STATEMENT Oct 25, 2024 333-280196
424B3 Open Document Open Filing PROSPECTUS Oct 25, 2024 333-282675
8-K Open Document | Data Open Filing CURRENT REPORT Oct 24, 2024 Oct 21, 2024 333-278997
EFFECT Open Document Open Filing Oct 23, 2024 333-282675
UPLOAD Open Document Open Filing Oct 23, 2024 377-07258
CORRESP Open Document Open Filing Oct 21, 2024
UPLOAD Open Document Open Filing Oct 21, 2024 333-282675
S-1 Open Document | Data Open Filing REGISTRATION STATEMENT Oct 16, 2024 333-282675
S-1/A Open Document | Data Open Filing REGISTRATION STATEMENT Oct 16, 2024 333-280196
S-8 Open Document Open Filing REGISTRATION STATEMENT Oct 16, 2024 333-282666
D Open Document Open Filing Oct 9, 2024 021-526363
8-K Open Document | Data Open Filing FORM 8-K Oct 9, 2024 Oct 8, 2024 333-278997
8-K Open Document | Data Open Filing CURRENT REPORT Oct 3, 2024 Sep 27, 2024 333-278997
8-K/A Open Document | Data Open Filing CURRENT REPORT Sep 26, 2024 Sep 24, 2024 333-278997
8-K Open Document | Data Open Filing CURRENT REPORT Sep 25, 2024 Sep 24, 2024 333-278997
8-K Open Document | Data Open Filing CURRENT REPORT Aug 28, 2024 Aug 28, 2024 333-278997
8-K Open Document | Data Open Filing FORM 8-K Aug 27, 2024 Aug 27, 2024 333-278997
424B3 Open Document Open Filing PROSPECTUS SUPPLEMENT Aug 15, 2024 333-278997
8-K Open Document | Data Open Filing CURRENT REPORT Aug 13, 2024 Aug 12, 2024 333-278997
10-Q Open Document | Data Open Filing QUARTERLY REPORT Aug 12, 2024 Jun 30, 2024 333-278997
8-K Open Document | Data Open Filing CURRENT REPORT Aug 9, 2024 Aug 6, 2024 333-278997
S-1/A Open Document Open Filing REGISTRATION STATEMENT Jul 30, 2024 333-280196
8-K Open Document | Data Open Filing CURRENT REPORT Jul 29, 2024 Jul 29, 2024 333-278997
8-K Open Document Open Filing CURRENT REPORT Jun 14, 2024 Jun 10, 2024 333-278997
S-1 Open Document Open Filing REGISTRATION STATEMENT Jun 14, 2024 333-280196
424B3 Open Document Open Filing PROSPECTUS Jun 10, 2024 333-278997
EFFECT Open Document Open Filing Jun 7, 2024 333-278997
CORRESP Open Document Open Filing Jun 6, 2024
DRS Open Document Open Filing Jun 4, 2024 377-07258
S-1/A Open Document Open Filing REGISTRATION STATEMENT Jun 4, 2024 333-278997
CORRESP Open Document Open Filing May 22, 2024
S-1/A Open Document Open Filing REGISTRATION STATEMENT May 22, 2024 333-278997
UPLOAD Open Document Open Filing May 21, 2024 377-07090
CORRESP Open Document Open Filing May 10, 2024
S-1/A Open Document Open Filing REGISTRATION STATEMENT May 10, 2024 333-278997
UPLOAD Open Document Open Filing May 8, 2024 377-07090
S-1 Open Document Open Filing REGISTRATION STATEMENT Apr 30, 2024 333-278997
DRSLTR Open Document Open Filing Apr 23, 2024
DRS/A Open Document Open Filing Apr 23, 2024 377-07090
UPLOAD Open Document Open Filing Apr 17, 2024 377-07090
DRS/A Open Document Open Filing Mar 21, 2024 377-07090
DRS Open Document Open Filing Feb 9, 2024 377-07090
D Open Document Open Filing Jan 31, 2024 021-504048
D Open Document Open Filing Jan 5, 2024 021-501751
D Open Document Open Filing Nov 20, 2023 021-497665
D Open Document Open Filing Oct 19, 2023 021-495209
D Open Document Open Filing Sep 12, 2023 021-491869
D Open Document Open Filing Mar 28, 2023 021-477050
D Open Document Open Filing Feb 28, 2023 021-474403
D Open Document Open Filing Oct 18, 2021 021-417286
D Open Document Open Filing Dec 28, 2020 021-384386
D Open Document Open Filing May 1, 2020 021-366136
D Open Document Open Filing Oct 9, 2019 021-350728
D Open Document Open Filing Jul 20, 2018 021-317450
D Open Document Open Filing Dec 19, 2017 021-301140
D Open Document Open Filing Apr 26, 2016 021-262043
D Open Document Open Filing Oct 16, 2015 021-249585-01