Alpha Cognition Inc.
ACOG- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001655923
In the last 90 days, Alpha Cognition Inc. insiders filed 5 open-market purchases and 0 sales; 26 institutions reported holding it in 13F filings for Q2 2026, worth $76.5M in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Alpha Cognition Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 28
- +2 vs. Q2 2025
- Shares held
- 5.64M
- −75.9K (−1.3%) vs. Q2 2025
- Total value
- $36.7M
- −$16.6M (−31.1%) vs. Q2 2025
- New holders
- 7
- 8 more added
- Sold out
- 5
- 4 more reduced
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ACOG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 26 | $76.5M |
| Q1 2026 | 25 | $57.8M |
| Q4 2025 | 27 | $64.4M |
| Q3 2025 | 28 | $36.7M |
| Q2 2025 | 26 | $53.4M |
| Q1 2025 | 22 | $32.4M |
| Q4 2024 | 23 | $34.9M |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Alpha Cognition Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Solas Capital Management, LLC | 1,282,192 | $8.35M | 5.09% | +6,180+0.5% | Added |
| AWM Investment Company, Inc. | 1,095,652 | $7.13M | 0.67% | 00.0% | Unchanged |
| Ikarian Capital, LLC | 946,259 | $6.16M | 1.40% | +28,392+3.1% | Added |
| Cable Car Capital LLC | 869,002 | $5.66M | 2.42% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 338,752 | $2.21M | 0.52% | −37,897−10.1% | Reduced |
| Boothbay Fund Management, LLC | 291,868 | $1.90M | 0.05% | +28,392+10.8% | Added |
| Aristides Capital LLC | 165,458 | $1.08M | 0.32% | 00.0% | Unchanged |
| Corsair Capital Management, L.P. | 134,898 | $878.2K | 0.16% | 00.0% | Unchanged |
| Opaleye Management Inc. | 115,142 | $749.6K | 0.11% | +115,142 | New |
| Marshall Wace, LLP | 72,212 | $470.1K | 0.00% | +7,887+12.3% | Added |
| Villere St Denis J & Co LLC | 65,258 | $424.8K | 0.04% | +1,420+2.2% | Added |
| Tudor Investment Corp Et Al | 61,596 | $401.0K | 0.00% | −8,404−12.0% | Reduced |
| Connective Capital Management, LLC | 47,931 | $312.0K | 0.29% | +47,931 | New |
| Salem Investment Counselors Inc | 45,402 | $295.6K | 0.01% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 22,728 | $148.0K | 0.00% | +22,728 | New |
| Zullo Investment Group, Inc. | 19,500 | $126.9K | 0.05% | +19,500 | New |
| Berkshire Asset Management LLC | 17,824 | $116.0K | 0.00% | +6,000+50.7% | Added |
| Millennium Management LLC | 17,250 | $112.3K | 0.00% | +26+0.2% | Added |
| Quadrature Capital Ltd | 13,642 | $88.8K | 0.00% | +13,642 | New |
| Geode Capital Management, LLC | 11,992 | $78.1K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 5,292 | $34.1K | 0.00% | −6,801−56.2% | Reduced |
| Tower Research Capital LLC (TRC) | 1,648 | $10.7K | 0.00% | +1,648 | New |
| Morgan Stanley | 840 | $5.47K | 0.00% | +315+60.0% | Added |
| Jones Financial Companies LLLP | 200 | $1.42K | 0.00% | +200 | New |
| Steward Partners Investment Advisory, LLC | 200 | $1.30K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 122 | $1.00K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 141 | $918 | 0.00% | −31,758−99.6% | Reduced |
| The PNC Financial Services Group, Inc. | 120 | $781 | 0.00% | 00.0% | Unchanged |
| Bleichroeder LP | 0 | $0 | 0.00% | −138,919−100.0% | Sold out |
| Manatuck Hill Partners, LLC | 0 | $0 | 0.00% | −117,000−100.0% | Sold out |
| Wexford Capital LP | 0 | $0 | 0.00% | −16,666−100.0% | Sold out |
| Massar Capital Management, LP | 0 | $0 | 0.00% | −12,433−100.0% | Sold out |
| BlackRock, Inc. | 0 | $0 | 0.00% | −5,443−100.0% | Sold out |