Alpha Cognition Inc.

ACOG·NASDAQ·$5.88Share Price as of 11/2·$91MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/13/26 10-QQ1 ended 03/31/2605/14/26 10-KFY 202503/31/26 10-QQ3 ended 09/30/2511/13/25 10-QQ2 ended 06/30/2508/14/25

Disclosures

8-KCurrent report06/23/26 8-K/ACurrent report (amended)05/01/26 8-KCurrent report04/20/26 8-KCurrent report04/14/26 8-KCurrent report03/27/26

Prospectuses and Registrations

S-8Registration of securities for employees01/13/26 424B5Prospectus supplement10/01/25 424B5Prospectus supplement09/30/25 424B2Prospectus for primary offering08/29/25 424B3Prospectus08/29/25

Proxies

DEF 14ADefinitive proxy04/30/26 DEFA14AAdditional proxy materials04/30/26 DEFA14AAdditional proxy materials05/06/25 DEFA14AAdditional proxy materials05/06/25 DEF 14ADefinitive proxy04/30/25

Ownership

Form 4Insider transaction10/26/26 Form 4Insider transaction10/19/26 Form 4Insider transaction10/02/26 Form 4Insider transaction09/28/26 SC 13GBeneficial ownership09/23/26

Other

EFFECTRequest for effectiveness08/29/25 CORRESPCorrespondence with the SEC08/28/25 UPLOADLetter from the SEC08/28/25 EFFECTRequest for effectiveness07/25/25 CORRESPCorrespondence with the SEC07/23/25