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Alpha Cognition Inc. — 424B5 Filings

2 424B5 filings on record

This page lists all 424B5 filings submitted to the SEC by Alpha Cognition Inc. (ACOG), sorted by most recent first. Each row links to the full filing on EdgarLookup. Alpha Cognition Inc. has filed 2 424B5 documents with the SEC since 2015. To view all SEC filings by Alpha Cognition Inc., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-Q 3 3/A 4 424B2 424B3 424B4 424B5 8-A12B 8-K 8-K/A CERT CORRESP D DEF 14A DEFA14A DRS DRS/A DRSLTR EFFECT POS AM POS EX S-1 S-1/A S-1MEF S-3 S-8 S-8 POS SC 13D SC 13D/A SCHEDULE 13G SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
424B5 PROSPECTUS SUPPLEMENT 0001213900-25-094786 Oct 1, 2025 —
424B5 PROSPECTUS SUPPLEMENT 0001213900-25-094024 Sep 30, 2025 —