Alpha Cognition Inc.

Historical 13F Holders

Symbol
ACOG
CUSIP
02074J501
All holders as of
Q2 2026
Type
Equity
Class
COM NEW
Reported Value, Excluding Options
Total Shares Held, Excluding Options
Total Filers

13D/G Filers

Each filer's latest filing for 02074J501 since 12/18/2024, largest first.

Filer % of Class Filed
Opaleye Management Inc. 13G/A
14.2% 7/24/2026
Event 7/23/2026
AWM Investment Company, Inc. 13G/A 9.9% 2/13/2026
Event 12/31/2025
Solas Capital Management, LLC 13G
8.7% 2/14/2025
Event 12/31/2024
Manchester Management Co LLC 13G
7.4% 9/23/2026
Event 7/14/2026
Besser James E 13G
6.2% 1/31/2025
Event 1/15/2025
Funicular Funds, LP 13G
5.1% 2/19/2026
Event 2/11/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (1)
Ikarian Capital, LLC 13G/A
4.9% 2/17/2026
Event 12/31/2025

13F Holders by Quarter

Period Filers Shares, Excl. Options Value, Excl. Options
2026 Q3 6 567 k $5.10 M
2026 Q2 26 10.6 M $76.5 M
2026 Q1 25 10.5 M $57.8 M
2025 Q4 27 9.91 M $64.4 M
2025 Q3 28 5.64 M $36.7 M
2025 Q2 27 5.72 M $53.4 M
2025 Q1 23 6.34 M $32.4 M
2024 Q4 24 5.94 M $34.9 M