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ACOG

Alpha Cognition Inc.

Company with tickers: ACOG

CIK
1655923
CUSIP
02074J501
Shares Outstanding
21,774,104
Price History Institutional Holders Short Volume Short Interest Fails to Deliver Financials SEC Filings Earnings Calls Insider Trades Congressional Trades
Holders: 26
Total Value: $63,008,669
Total Shares: 9,693,642

Institutional Ownership Trend

5 quarters

Holder Concentration

Across 26 13F filers · Δ vs Sep 30, 2025
Top Holder
21.4%
−1.6 pts
Top 5
80.7%
−0.4 pts
Top 10
95.9%
+0.8 pts
HHI
1,466
Broadly held −65

Quarterly Activity

vs Sep 30, 2025
New
8
Increased
10
Decreased
3
Sold Out
9
Unchanged
5
Holder count: -1
Institutional value: +73.4%
Shares held: +73.7%

Top Buyers

vs Sep 30, 2025
Institution Added Now Holds
Small Opaleye Management Inc. +1,955,642 2,070,784
Small Solas Capital Management, LLC +685,860 1,968,052
Small AWM Investment Company, Inc. +576,516 1,672,168
Small SPHERA FUNDS MANAGEMENT LTD. +228,864 567,616
Mid Cable Car Capital LLC +191,210 1,060,212

Top Sellers

vs Sep 30, 2025
Institution Sold Now Holds
Mid BOOTHBAY FUND MANAGEMENT, LLC −35,475 256,393
Large MARSHALL WACE, LLP −19,009 53,203
Mid Quadrature Capital Ltd −1,141 12,501

Top New Positions

vs Sep 30, 2025
Institution Acquired Value (USD)
Large Alyeska Investment Group, L.P. 365,000 $2,372,500
Mid CANTOR FITZGERALD, L. P. 163,431 $1,062,301
Mega CITADEL ADVISORS LLC 118,421 $769,736
Large Tudor Investment Corp Et Al 61,596 $400,374
Small ACT Capital Management, LLC 51,500 $334,750

Top Sold-Out Positions

vs Sep 30, 2025
Institution Previously Held Last Value (USD)
Small Aristides Capital LLC 165,458 $1,077,131
Small CORSAIR CAPITAL MANAGEMENT, L.P. 134,898 $878,185
Micro Connective Capital Management, LLC 47,931 $312,030
Mid SALEM INVESTMENT COUNSELORS INC 45,402 $295,567
Small Zullo Investment Group, Inc. 19,500 $126,945
26 of 26 shown
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Action
Small Opaleye Management Inc. $13,460,096 21.36% 2,070,784 View
Small Solas Capital Management, LLC $12,792,338 20.30% 1,968,052 View
Small AWM Investment Company, Inc. $10,869,092 17.25% 1,672,168 View
Mid Cable Car Capital LLC $6,891,378 10.94% 1,060,212 View
Small Ikarian Capital, LLC $6,865,683 10.90% 1,056,259 View
Small SPHERA FUNDS MANAGEMENT LTD. $3,689,504 5.86% 567,616 View
Large Alyeska Investment Group, L.P. $2,372,500 3.77% 365,000 View
Mid BOOTHBAY FUND MANAGEMENT, LLC $1,666,554 2.64% 256,393 View
Mid CANTOR FITZGERALD, L. P. $1,062,301 1.69% 163,431 View
Mega CITADEL ADVISORS LLC $769,736 1.22% 118,421 View
Small VILLERE ST DENIS J & CO LLC $480,187 0.76% 73,875 View
Large Tudor Investment Corp Et Al $400,374 0.64% 61,596 View
Large TWO SIGMA INVESTMENTS, LP $374,218 0.59% 57,572 View
Large MARSHALL WACE, LLP $345,819 0.55% 53,203 View
Small ACT Capital Management, LLC $334,750 0.53% 51,500 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $225,589 0.36% 34,706 View
Mid BERKSHIRE ASSET MANAGEMENT LLC/PA $128,856 0.20% 19,824 View
Mid Quadrature Capital Ltd $81,256 0.13% 12,501 View
Mega GEODE CAPITAL MANAGEMENT, LLC $77,948 0.12% 11,992 View
Small Green Alpha Advisors, LLC $72,319 0.11% 11,126 View
Large NATIONAL BANK OF CANADA /FI/ $34,398 0.05% 5,292 View
Mega UBS Group AG $6,025 0.01% 927 View
Mid Allworth Financial LP $4,875 0.01% 750 View
Mid Steward Partners Investment Advisory, LLC $1,300 0.00% 200 View
Mega ROYAL BANK OF CANADA $793 0.00% 122 View
Mega PNC Financial Services Group, Inc. $780 0.00% 120 View

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