Browse the latest SEC filings and forms submitted by Alpha Cognition Inc. (ACOG). Access annual reports, quarterly statements, and other official disclosures.
View Insider Transactions for Alpha Cognition Inc. (ACOG).
Search Company Filings →| Form | Filing Date | Description | Link |
|---|---|---|---|
| 8-K | March 27, 2026 | CURRENT REPORT | View Document |
| 4 | March 26, 2026 | 4 | View Document |
| 8-K | March 26, 2026 | CURRENT REPORT | View Document |
| 4 | March 20, 2026 | 4 | View Document |
| 4 | March 18, 2026 | - | View Document |
| 4 | March 13, 2026 | 4 | View Document |
| 4 | March 10, 2026 | 4 | View Document |
| 4 | March 6, 2026 | 4 | View Document |
| SCHEDULE 13G/A | March 4, 2026 | - | View Document |
| 4 | March 4, 2026 | 4 | View Document |
| 4 | March 2, 2026 | 4 | View Document |
| 4 | Feb. 24, 2026 | 4 | View Document |
| 8-K | Feb. 23, 2026 | CURRENT REPORT | View Document |
| SCHEDULE 13G/A | Feb. 20, 2026 | - | View Document |
| SCHEDULE 13G/A | Feb. 20, 2026 | - | View Document |
| 3/A | Feb. 20, 2026 | 3/A | View Document |
| 3 | Feb. 20, 2026 | 3 | View Document |
| SCHEDULE 13G | Feb. 19, 2026 | - | View Document |
| SCHEDULE 13G/A | Feb. 18, 2026 | - | View Document |
| SCHEDULE 13G | Feb. 17, 2026 | - | View Document |
| SCHEDULE 13G/A | Feb. 17, 2026 | - | View Document |
| SCHEDULE 13G/A | Feb. 13, 2026 | - | View Document |
| SCHEDULE 13G | Feb. 6, 2026 | - | View Document |
| 4 | Jan. 16, 2026 | FORM 4 | View Document |
| 4 | Jan. 16, 2026 | FORM 4 | View Document |
| 4 | Jan. 16, 2026 | FORM 4 | View Document |
| 4 | Jan. 16, 2026 | FORM 4 | View Document |
| 4 | Jan. 16, 2026 | FORM 4 | View Document |
| 8-K | Jan. 15, 2026 | FORM 8-K | View Document |
| 4 | Jan. 13, 2026 | FORM 4 | View Document |
| S-8 | Jan. 13, 2026 | REGISTRATION STATEMENT | View Document |
| 4 | Jan. 13, 2026 | FORM 4 | View Document |
| 4 | Jan. 13, 2026 | FORM 4 | View Document |
| 10-Q | Nov. 13, 2025 | QUARTERLY REPORT | View Document |
| 8-K/A | Oct. 15, 2025 | AMENDMENT TO FORM 8-K | View Document |
| 8-K | Oct. 14, 2025 | CURRENT REPORT | View Document |
| SCHEDULE 13G | Oct. 3, 2025 | - | View Document |
| 8-K | Oct. 2, 2025 | CURRENT REPORT | View Document |
| 424B5 | Oct. 1, 2025 | PROSPECTUS SUPPLEMENT | View Document |
| 424B5 | Sept. 30, 2025 | PROSPECTUS SUPPLEMENT | View Document |
| 424B2 | Aug. 29, 2025 | PROSPECTUS SUPPLEMENT | View Document |
| EFFECT | Aug. 29, 2025 | - | View Document |
| 424B3 | Aug. 29, 2025 | PROSPECTUS | View Document |
| CORRESP | Aug. 28, 2025 | - | View Document |
| UPLOAD | Aug. 28, 2025 | - | View Document |
| S-3 | Aug. 22, 2025 | REGISTRATION STATEMENT | View Document |
| 8-K | Aug. 22, 2025 | FORM 8-K | View Document |
| 4 | Aug. 21, 2025 | - | View Document |
| 4 | Aug. 20, 2025 | - | View Document |
| 4 | Aug. 20, 2025 | - | View Document |
| 10-Q | Aug. 14, 2025 | QUARTERLY REPORT | View Document |
| 424B3 | Aug. 5, 2025 | PROSPECTUS | View Document |
| EFFECT | July 25, 2025 | - | View Document |
| CORRESP | July 23, 2025 | - | View Document |
| UPLOAD | July 23, 2025 | - | View Document |
| S-3 | July 21, 2025 | REGISTRATION STATEMENT | View Document |
| 424B3 | July 17, 2025 | PROSPECTUS | View Document |
| EFFECT | July 8, 2025 | - | View Document |
| CORRESP | July 3, 2025 | - | View Document |
| UPLOAD | July 3, 2025 | - | View Document |
| S-3 | July 1, 2025 | REGISTRATION STATEMENT | View Document |
| 8-K | June 23, 2025 | CURRENT REPORT | View Document |
| 10-Q | May 15, 2025 | QUARTERLY REPORT | View Document |
| DEFA14A | May 6, 2025 | DEFINITIVE ADDITIONAL MATERIALS | View Document |
| DEFA14A | May 6, 2025 | DEFINITIVE ADDITIONAL MATERIALS | View Document |
| DEF 14A | April 30, 2025 | PROXY STATEMENT | View Document |
| 4 | April 29, 2025 | - | View Document |
| SCHEDULE 13G | April 16, 2025 | - | View Document |
| 8-K | April 10, 2025 | FORM 8-K | View Document |
| 4 | April 9, 2025 | - | View Document |
| 3 | April 9, 2025 | - | View Document |
| 10-K | March 31, 2025 | ANNUAL REPORT | View Document |
| 4 | Feb. 27, 2025 | - | View Document |
| 4 | Feb. 27, 2025 | - | View Document |
| 4 | Feb. 27, 2025 | - | View Document |
| 4 | Feb. 27, 2025 | - | View Document |
| 4 | Feb. 27, 2025 | - | View Document |
| 4 | Feb. 27, 2025 | - | View Document |
| 8-K | Feb. 27, 2025 | CURRENT REPORT | View Document |
| SCHEDULE 13G | Feb. 14, 2025 | - | View Document |
| SCHEDULE 13G | Feb. 14, 2025 | - | View Document |
| SCHEDULE 13G/A | Feb. 13, 2025 | - | View Document |
| SCHEDULE 13G | Feb. 13, 2025 | - | View Document |
| SCHEDULE 13G | Jan. 31, 2025 | - | View Document |
| 424B3 | Jan. 15, 2025 | PROSPECTUS | View Document |
| 424B3 | Jan. 15, 2025 | PROSPECTUS | View Document |
| EFFECT | Jan. 13, 2025 | - | View Document |
| EFFECT | Jan. 13, 2025 | - | View Document |
| CORRESP | Jan. 10, 2025 | - | View Document |
| CORRESP | Jan. 10, 2025 | - | View Document |
| S-1/A | Jan. 10, 2025 | REGISTRATION STATEMENT | View Document |
| POS AM | Jan. 10, 2025 | POST-EFFECTIVE AMENDMENT | View Document |
| UPLOAD | Jan. 3, 2025 | - | View Document |
| POS AM | Dec. 31, 2024 | POST-EFFECTIVE AMENDMENT | View Document |
| S-8 POS | Dec. 31, 2024 | POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 | View Document |
| S-1 | Dec. 31, 2024 | REGISTRATION STATEMENT | View Document |
| 8-K | Dec. 20, 2024 | CURRENT REPORT | View Document |
| D | Nov. 18, 2024 | - | View Document |
| 8-K | Nov. 18, 2024 | CURRENT REPORT | View Document |
| 4 | Nov. 15, 2024 | - | View Document |
| SC 13D | Nov. 15, 2024 | - | View Document |
| 4 | Nov. 15, 2024 | - | View Document |
| SC 13D/A | Nov. 15, 2024 | - | View Document |
| 4 | Nov. 15, 2024 | - | View Document |
| 10-Q | Nov. 14, 2024 | QUARTERLY REPORT | View Document |
| 424B4 | Nov. 13, 2024 | PROSPECTUS | View Document |
| 3 | Nov. 13, 2024 | - | View Document |
| 3 | Nov. 12, 2024 | - | View Document |
| 3 | Nov. 12, 2024 | - | View Document |
| 3 | Nov. 12, 2024 | - | View Document |
| 3 | Nov. 12, 2024 | - | View Document |
| 3 | Nov. 12, 2024 | - | View Document |
| 3 | Nov. 12, 2024 | - | View Document |
| 3 | Nov. 12, 2024 | - | View Document |
| CERT | Nov. 12, 2024 | - | View Document |
| S-1MEF | Nov. 12, 2024 | REGISTRATION STATEMENT | View Document |
| POS EX | Nov. 12, 2024 | POST-EFFECTIVE AMENDMENT | View Document |
| EFFECT | Nov. 8, 2024 | - | View Document |
| 8-A12B | Nov. 8, 2024 | FOR REGISTRATION OF CERTAIN CLASSES | View Document |
| S-1/A | Nov. 6, 2024 | REGISTRATION STATEMENT | View Document |
| CORRESP | Nov. 6, 2024 | - | View Document |
| CORRESP | Nov. 6, 2024 | - | View Document |
| 8-K | Nov. 5, 2024 | CURRENT REPORT | View Document |
| S-1/A | Oct. 25, 2024 | REGISTRATION STATEMENT | View Document |
| 424B3 | Oct. 25, 2024 | PROSPECTUS | View Document |
| CORRESP | Oct. 25, 2024 | - | View Document |
| 8-K | Oct. 24, 2024 | CURRENT REPORT | View Document |
| EFFECT | Oct. 23, 2024 | - | View Document |
| UPLOAD | Oct. 23, 2024 | - | View Document |
| CORRESP | Oct. 21, 2024 | - | View Document |
| UPLOAD | Oct. 21, 2024 | - | View Document |
| S-1 | Oct. 16, 2024 | REGISTRATION STATEMENT | View Document |
| S-1/A | Oct. 16, 2024 | REGISTRATION STATEMENT | View Document |
| S-8 | Oct. 16, 2024 | REGISTRATION STATEMENT | View Document |
| D | Oct. 9, 2024 | - | View Document |
| 8-K | Oct. 9, 2024 | FORM 8-K | View Document |
| 8-K | Oct. 3, 2024 | CURRENT REPORT | View Document |
| 8-K/A | Sept. 26, 2024 | CURRENT REPORT | View Document |
| 8-K | Sept. 25, 2024 | CURRENT REPORT | View Document |
| 8-K | Aug. 28, 2024 | CURRENT REPORT | View Document |
| 8-K | Aug. 27, 2024 | FORM 8-K | View Document |
| 424B3 | Aug. 15, 2024 | PROSPECTUS SUPPLEMENT | View Document |
| 8-K | Aug. 13, 2024 | CURRENT REPORT | View Document |
| 10-Q | Aug. 12, 2024 | QUARTERLY REPORT | View Document |
| 8-K | Aug. 9, 2024 | CURRENT REPORT | View Document |
| S-1/A | July 30, 2024 | REGISTRATION STATEMENT | View Document |
| 8-K | July 29, 2024 | CURRENT REPORT | View Document |
| 8-K | June 14, 2024 | CURRENT REPORT | View Document |
| S-1 | June 14, 2024 | REGISTRATION STATEMENT | View Document |
| 424B3 | June 10, 2024 | PROSPECTUS | View Document |
| EFFECT | June 7, 2024 | - | View Document |
| CORRESP | June 6, 2024 | - | View Document |
| S-1/A | June 4, 2024 | REGISTRATION STATEMENT | View Document |
| DRS | June 4, 2024 | - | View Document |
| S-1/A | May 22, 2024 | REGISTRATION STATEMENT | View Document |
| CORRESP | May 22, 2024 | - | View Document |
| UPLOAD | May 21, 2024 | - | View Document |
| CORRESP | May 10, 2024 | - | View Document |
| S-1/A | May 10, 2024 | REGISTRATION STATEMENT | View Document |
| UPLOAD | May 8, 2024 | - | View Document |
| S-1 | April 30, 2024 | REGISTRATION STATEMENT | View Document |
| DRS/A | April 23, 2024 | - | View Document |
| DRSLTR | April 23, 2024 | - | View Document |
| UPLOAD | April 17, 2024 | - | View Document |
| DRS/A | March 21, 2024 | - | View Document |
| DRS | Feb. 9, 2024 | - | View Document |
| D | Jan. 31, 2024 | - | View Document |
| D | Jan. 5, 2024 | - | View Document |
| D | Nov. 20, 2023 | - | View Document |
| D | Oct. 19, 2023 | - | View Document |
| D | Sept. 12, 2023 | - | View Document |
| D | March 28, 2023 | - | View Document |
| D | Feb. 28, 2023 | - | View Document |
| D | Oct. 18, 2021 | - | View Document |
| D | Dec. 28, 2020 | - | View Document |
| D | May 1, 2020 | - | View Document |
| D | Oct. 9, 2019 | - | View Document |
| D | July 20, 2018 | - | View Document |
| D | Dec. 19, 2017 | - | View Document |
| D | April 26, 2016 | - | View Document |
| D | Oct. 16, 2015 | - | View Document |