Alpha Cognition Inc. - Common Stock, no par value (ACOG)
CUSIP: 02074J501
Q4 2025 13F Holders as of 31 Dec 2025
- Type / Class
- Equity / Common Stock, no par value
- Shares outstanding
- 21,714,891
- Total 13F shares
- 9,909,100
- Share change
- +4,214,479
- Total reported value
- $64,409,360
- Price per share
- $6.50
- Number of holders
- 27
- Value change
- +$27,391,321
- Number of buys
- 17
- Number of sells
- 11
Quarterly Holders Quick Answers
What is CUSIP 02074J501?
CUSIP 02074J501 identifies ACOG - Alpha Cognition Inc. - Common Stock, no par value in SEC institutional holdings data.
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Related Filing Research
- Latest 13F filings for newly reported positions.
- Latest Schedule 13D/13G reports for ownership changes outside 13F cadence.
- Latest 10-Q/10-K reports for financial context tied to this issuer.
- Recent insider transactions for executive and insider activity.
- SEC investors directory and top value investors for manager drilldown.
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Explore More Reporting Periods
Jump to adjacent filing periods for faster comparison and easier crawl discovery.
Recent filing periods for CUSIP 02074J501:
Top shareholders of ACOG - Alpha Cognition Inc. - Common Stock, no par value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| AWM Investment Company, Inc. |
13D/G
13F
|
Company |
9.9%
|
2,172,036
|
$14,118,234 | +$7,335,627 | 31 Dec 2025 | |
| Solas Capital Management, LLC |
13F
13D/G
|
Company |
8.7%
from 13D/G
|
1,282,192
|
$8,347,070 | — | 30 Sep 2025 | |
| MANCHESTER MANAGEMENT CO LLC |
13D/G
|
MANCHESTER MANAGEMENT COMPANY, LLC |
5.1%
|
1,127,181
|
$7,326,676 | $0 | 30 Dec 2025 | |
| Ikarian Capital, LLC |
13D/G
13F
|
Company |
4.9%
|
1,056,259
|
$6,865,684 | +$574,548 | 31 Dec 2025 | |
| Cable Car Capital, LP |
13F
|
Company |
4%
|
869,002
|
$5,657,203 | — | 30 Sep 2025 | |
| James E. Besser |
13D/G
|
BESSER JAMES E |
6.2%
|
1,003,203
|
$5,176,527 | $0 | 15 Jan 2025 | |
| SPHERA FUNDS MANAGEMENT LTD. |
13F
|
Company |
1.6%
|
338,752
|
$2,205,276 | — | 30 Sep 2025 | |
| BOOTHBAY FUND MANAGEMENT, LLC |
13F
|
Company |
1.3%
|
291,868
|
$1,900,061 | — | 30 Sep 2025 | |
| Aristides Capital LLC |
13F
|
Company |
0.76%
|
165,458
|
$1,077,132 | — | 30 Sep 2025 | |
| CORSAIR CAPITAL MANAGEMENT, L.P. |
13F
|
Company |
0.62%
|
134,898
|
$878,186 | — | 30 Sep 2025 | |
| Opaleye Management Inc. |
13F
|
Company |
0.53%
|
115,142
|
$749,574 | — | 30 Sep 2025 | |
| MARSHALL WACE, LLP |
13F
|
Company |
0.33%
|
72,212
|
$470,100 | — | 30 Sep 2025 | |
| VILLERE ST DENIS J & CO LLC |
13F
|
Company |
0.3%
|
65,258
|
$424,829 | — | 30 Sep 2025 | |
| TUDOR INVESTMENT CORP ET AL |
13F
|
Company |
0.28%
|
61,596
|
$400,990 | — | 30 Sep 2025 | |
| Connective Capital Management, LLC |
13F
|
Company |
0.22%
|
47,931
|
$312,031 | — | 30 Sep 2025 | |
| SALEM INVESTMENT COUNSELORS INC |
13F
|
Company |
0.21%
|
45,402
|
$295,568 | — | 30 Sep 2025 | |
| TWO SIGMA INVESTMENTS, LP |
13F
|
Company |
0.1%
|
22,728
|
$147,959 | — | 30 Sep 2025 | |
| Zullo Investment Group, Inc. |
13F
|
Company |
0.09%
|
19,500
|
$126,945 | — | 30 Sep 2025 | |
| BERKSHIRE ASSET MANAGEMENT LLC/PA |
13F
|
Company |
0.08%
|
17,824
|
$116,034 | — | 30 Sep 2025 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.08%
|
17,250
|
$112,298 | — | 30 Sep 2025 | |
| Quadrature Capital Ltd |
13F
|
Company |
0.06%
|
13,642
|
$88,809 | — | 30 Sep 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.06%
|
11,992
|
$78,067 | — | 30 Sep 2025 | |
| NATIONAL BANK OF CANADA /FI/ |
13F
|
Company |
0.02%
|
5,292
|
$34,128 | — | 30 Sep 2025 | |
| Tower Research Capital LLC (TRC) |
13F
|
Company |
0.01%
|
1,648
|
$10,728 | — | 30 Sep 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0%
|
840
|
$5,468 | — | 30 Sep 2025 | |
| JONES FINANCIAL COMPANIES LLLP |
13F
|
Company |
0%
|
200
|
$1,416 | — | 30 Sep 2025 | |
| Steward Partners Investment Advisory, LLC |
13F
|
Company |
0%
|
200
|
$1,302 | — | 30 Sep 2025 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0%
|
122
|
$1,000 | — | 30 Sep 2025 | |
| UBS Group AG |
13F
|
Company |
0%
|
141
|
$918 | — | 30 Sep 2025 | |
| PNC FINANCIAL SERVICES GROUP, INC. |
13F
|
Company |
0%
|
120
|
$781 | — | 30 Sep 2025 | |
| John Prentiss Havens |
3/4/5
|
Director |
—
mixed-class rows
|
324,349
mixed-class rows
|
— | — | 25 Feb 2025 |
Institutional Holders of Alpha Cognition Inc. - Common Stock, no par value (ACOG) as of Q4 2025
As of 31 Dec 2025,
Alpha Cognition Inc. - Common Stock, no par value (ACOG) was held by
27 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
9,909,100 shares.
The largest 10 holders included
Opaleye Management Inc., Solas Capital Management, LLC, AWM Investment Company, Inc., Cable Car Capital, LP, Ikarian Capital, LLC, SPHERA FUNDS MANAGEMENT LTD., Alyeska Investment Group, L.P., BOOTHBAY FUND MANAGEMENT, LLC, Aristides Capital LLC, and CANTOR FITZGERALD, L. P..
This page lists
27
institutional shareholders reporting positions in this security
for the Q4 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
28
Q4 2025 holders
27
Holder diff
-1
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 Value $ | Q4 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.