Alpha Cognition (ACOG.US) Shareholders - Institutional Holders, Major Shareholders & Insiders | Longbridge

Shareholder Type

Hedge funds37.32%
Public and others36.94%
Institutions16.38%
Individuals & Insiders9.36%

Major Shareholders

Major Shareholders Latest
Shareholder
Opaleye Management Inc.	14.46%	3.15M	1.16%	+252.76K	08/03/2026
Solas Capital Management, LLC	8.84%	1.92M	<0.01%	+0	06/30/2026
AWM Investment Company Inc	7.68%	1.67M	<0.01%	+0	06/30/2026
Cable Car Capital LLC	6.35%	1.38M	<0.01%	+0	06/30/2026
Manchester Management Company, LLC	4.22%	919.94K	<0.01%	+0	03/31/2026
Morgan Frank	4.08%	888.94K	<0.01%	+0	03/31/2026
Ikarian Capital, LLC	3.84%	836.26K	1.01%	-220.00K	06/30/2026
Sphera Funds Management Ltd	2.51%	545.82K	0.10%	-21.80K	06/30/2026
Alyeska Investment Group, L.P.	1.68%	365.00K	<0.01%	+0	06/30/2026
John HavensFormer Independent Director	1.31%	285.59K	<0.01%	+0	04/22/2025
Len MertzFormer Independent Chairman	1.19%	260.00K	<0.01%	+0	01/14/2026
Aristides Capital LLC	1.00%	218.51K	<0.01%	+0	06/30/2026
Kenneth CawkellFounder, Consultant, Corporate Secretary & Director	1.00%	218.48K	<0.01%	+0	01/14/2026
Boothbay Fund Management, LLC	0.87%	189.15K	0.31%	-67.25K	06/30/2026
James Besser	0.72%	157.00K	<0.01%	+0	03/31/2026
Lauren D’AngeloChief Operating Officer	0.65%	140.70K	0.65%	+140.70K	05/19/2026
Cantor Fitzgerald Asset Management	0.50%	108.92K	0.37%	-79.71K	06/30/2026
Citadel Advisors LLC	0.45%	97.55K	0.04%	+7.96K	06/30/2026
St. Denis J. Villere & Co., LLC	0.33%	71.16K	<0.01%	+0	06/30/2026
Tudor Investment Corporation	0.28%	61.60K	<0.01%	+0	06/30/2026