Alpha Cognition Inc. reports

Company location: Grapevine, TX
Fiscal year end: 31 December

Alpha Cognition Inc. has filed 204 SEC EDGAR filings since 16 Oct 2015

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SEC filing history

Showing 51-75 of 204 matching filings.

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25

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3

4

FORM 4

Filing date: 16 Jan 2026
Reporting date: 14 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-42403

FORM 8-K

Filing date: 15 Jan 2026
Reporting date: 09 Jan 2026
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

FORM 4

Filing date: 13 Jan 2026
Reporting date: 09 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 13 Jan 2026
Reporting date: 09 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

FORM 4

Filing date: 13 Jan 2026
Reporting date: 09 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

S-8 File 333-292687

REGISTRATION STATEMENT

Filing date: 13 Jan 2026
Reporting date: Not listed
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

10-Q File 001-42403

QUARTERLY REPORT

Filing date: 13 Nov 2025
Reporting date: 30 Sep 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K/A File 001-42403

AMENDMENT TO FORM 8-K

Filing date: 15 Oct 2025
Reporting date: 10 Oct 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

8-K File 001-42403

CURRENT REPORT

Filing date: 14 Oct 2025
Reporting date: 10 Oct 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

SCHEDULE 13G File 005-94748

SCHEDULE 13G filing

Filing date: 03 Oct 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-42403

CURRENT REPORT

Filing date: 02 Oct 2025
Reporting date: 30 Sep 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

424B5 File 333-289792

PROSPECTUS SUPPLEMENT

Filing date: 01 Oct 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

424B5 File 333-289792

PROSPECTUS SUPPLEMENT

Filing date: 30 Sep 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

EFFECT File 333-289792

EFFECT filing

Filing date: 29 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

424B2 File 333-289792

PROSPECTUS SUPPLEMENT

Filing date: 29 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

424B3 File 333-289792

PROSPECTUS

Filing date: 29 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

CORRESP

CORRESP filing

Filing date: 28 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

UPLOAD File 333-289792

UPLOAD filing

Filing date: 28 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

8-K File 001-42403

FORM 8-K

Filing date: 22 Aug 2025
Reporting date: 22 Aug 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

S-3 File 333-289792

REGISTRATION STATEMENT

Filing date: 22 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

4

4 filing

Filing date: 21 Aug 2025
Reporting date: 18 Aug 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 20 Aug 2025
Reporting date: 18 Aug 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 20 Aug 2025
Reporting date: 18 Aug 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

10-Q File 001-42403

QUARTERLY REPORT

Filing date: 14 Aug 2025
Reporting date: 30 Jun 2025
SEC evidence: Open document Open filing Open XBRL
Next action: Verify source filing

424B3 File 333-288823

PROSPECTUS

Filing date: 05 Aug 2025
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

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