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ACOG · Alpha Cognition Inc. · Holdings

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$8.90 +0.00 (+0.00%) At close · Sep 11
Rebalance outlook locked
Market Cap
$192.30M
Shares
21.78M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Use institutional holdings through the 13F API or MCP →
Holders: 25
Total Value: $75,587,492
Total Shares: 10,469,183

Institutional Ownership Trend

7 quarters

Holder Concentration

Across 25 13F filers · Δ vs Mar 31, 2026
Top Holder
27.7%
Dec 2024 → Jun 2026 · range 20.9% – 27.7%
+3.3 pts
Top 5
83.2%
Dec 2024 → Jun 2026 · range 62.6% – 83.2%
+1.6 pts
Top 10
96.8%
Dec 2024 → Jun 2026 · range 85.3% – 96.8%
+0.1 pts
HHI
1,646
Dec 2024 → Jun 2026 · range 1,093 – 1,646
Moderately concentrated+139

Quarterly Activity

vs Mar 31, 2026
New
1
Increased
6
Decreased
5
Sold Out
1
Unchanged
13
Holder count: 0
Institutional value: +30.7%
Shares held: -0.6%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open
Opaleye Management Inc. +333,517 2,895,467
CITADEL ADVISORS LLC +7,957 97,546
TWO SIGMA INVESTMENTS, LP +2,946 18,832
UBS Group AG +1,018 1,456
JONES FINANCIAL COMPANIES LLLP +150 250

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open
Ikarian Capital, LLC −220,000 836,259
CANTOR FITZGERALD, L. P. −79,713 108,918
BOOTHBAY FUND MANAGEMENT, LLC −67,245 189,148
SPHERA FUNDS MANAGEMENT LTD. −21,800 545,816
ROYAL BANK OF CANADA −557 122

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open
MORGAN STANLEY 200 $1,444

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
BERKSHIRE ASSET MANAGEMENT LLC/PA 19,824 $108,833
Filter: New 1 Increased 6 Reduced 5 Sold out 1 Unchanged 13
Showing 25 of 25
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Opaleye Management Inc. $20,905,271 27.66% 2,895,467
Solas Capital Management, LLC $13,895,734 18.38% 1,924,617
AWM Investment Company, Inc. $12,073,052 15.97% 1,672,168
Cable Car Capital, LP $9,980,487 13.20% 1,382,339
Ikarian Capital, LLC $6,037,789 7.99% 836,259
SPHERA FUNDS MANAGEMENT LTD. $3,940,791 5.21% 545,816
Alyeska Investment Group, L.P. $2,635,300 3.49% 365,000
Aristides Capital LLC $1,577,642 2.09% 218,510
BOOTHBAY FUND MANAGEMENT, LLC $1,365,648 1.81% 189,148
CANTOR FITZGERALD, L. P. $786,387 1.04% 108,918
CITADEL ADVISORS LLC $704,282 0.93% 97,546
VILLERE ST DENIS J & CO LLC $513,760 0.68% 71,158
TUDOR INVESTMENT CORP ET AL $444,723 0.59% 61,596
ACT CAPITAL MANAGEMENT, LLC $371,830 0.49% 51,500
TWO SIGMA INVESTMENTS, LP $135,967 0.18% 18,832
GEODE CAPITAL MANAGEMENT, LLC $86,582 0.11% 11,992
RAYMOND JAMES FINANCIAL INC $72,200 0.10% 10,000
NATIONAL BANK OF CANADA /FI/ $38,208 0.05% 5,292
UBS Group AG $10,512 0.01% 1,456
Allworth Financial LP $5,415 0.01% 750
JONES FINANCIAL COMPANIES LLLP $1,805 0.00% 250
MORGAN STANLEY $1,444 0.00% 200
Steward Partners Investment Advisory, LLC $1,444 0.00% 200
ROYAL BANK OF CANADA $880 0.00% 122
HARBOUR INVESTMENTS, INC. $339 0.00% 47
Key facts CIK 1655923 CUSIP 02074J501 13F (30d) 19 filings 19 filers Visit website Investor relations