Alpha Cognition Inc. Common Stock (ACOG) Insider Trading
Over the last 3 months, ACOG insiders made 20 open-market buys and 0 sales, a net purchase of $1.1M (SEC Form 4). Multiple insiders bought within days of each other (cluster buying). Over the last 6 months, 17 institutions increased and 9 reduced their position (13F).
Insider Activity
Sentiment
100/100
Buys (3m)
20
Sells (3m)
0
Net (3m)
$1.1M
Insiders buyingCluster buying
Insider trades by month Buys Sells
Aug
Feb
Mar
May
Context3-month price +3%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 29, 2026 | Opaleye Management Inc.10 percent owner | Buy | 70,577 | $5.90 |
| May 29, 2026 | Opaleye Management Inc.10 percent owner | Buy | 2,000 | $5.83 |
| May 29, 2026 | Opaleye Management Inc.10 percent owner | Buy | 1,161 | $5.73 |
| May 22, 2026 | Opaleye Management Inc.10 percent owner | Buy | 8,431 | $5.89 |
| May 22, 2026 | Opaleye Management Inc.10 percent owner | Buy | 15,945 | $5.70 |
| May 19, 2026 | Opaleye Management Inc.10 percent owner | Buy | 16,648 | $5.83 |
| May 19, 2026 | Opaleye Management Inc.10 percent owner | Buy | 17,395 | $5.69 |
| May 19, 2026 | D'Angelo Laurenofficer: Chief Operating Officer | Buy | 3,500 | $5.76 |
| Apr 17, 2026 | Sensenig Bethanydirector | Grant | 6,991 | $6.65 |
| Apr 17, 2026 | Sensenig Bethanydirector | Grant | 5,489 | — |
| Mar 31, 2026 | Opaleye Management Inc.10 percent owner | Buy | 1,850 | $4.99 |
| Mar 31, 2026 | Opaleye Management Inc.10 percent owner | Buy | 10,000 | $5.08 |
| Mar 26, 2026 | Opaleye Management Inc.10 percent owner | Buy | 8,581 | $5.43 |
| Mar 26, 2026 | Opaleye Management Inc.10 percent owner | Buy | 7,319 | $5.28 |
| Mar 26, 2026 | Opaleye Management Inc.10 percent owner | Buy | 4,182 | $5.59 |
| Mar 20, 2026 | Opaleye Management Inc.10 percent owner | Buy | 2,481 | $5.75 |
| Mar 20, 2026 | Opaleye Management Inc.10 percent owner | Buy | 2,094 | $5.71 |
| Mar 18, 2026 | Opaleye Management Inc.10 percent owner | Buy | 1,331 | $5.78 |
| Mar 13, 2026 | Opaleye Management Inc.10 percent owner | Buy | 7,358 | $5.75 |
| Mar 13, 2026 | Opaleye Management Inc.10 percent owner | Buy | 5,708 | $5.85 |
| Mar 10, 2026 | Opaleye Management Inc.10 percent owner | Buy | 1,900 | $5.80 |
| Mar 10, 2026 | Opaleye Management Inc.10 percent owner | Buy | 2,179 | $5.85 |
| Mar 6, 2026 | Opaleye Management Inc.10 percent owner | Buy | 42,023 | $5.80 |
| Mar 6, 2026 | Opaleye Management Inc.10 percent owner | Buy | 5,000 | $5.80 |
| Mar 6, 2026 | Opaleye Management Inc.10 percent owner | Buy | 19,795 | $5.81 |
| Mar 4, 2026 | Opaleye Management Inc.10 percent owner | Buy | 20,000 | $5.80 |
| Mar 4, 2026 | Opaleye Management Inc.10 percent owner | Buy | 5,000 | $5.75 |
| Mar 4, 2026 | Opaleye Management Inc.10 percent owner | Buy | 46,411 | $5.75 |
| Mar 2, 2026 | Opaleye Management Inc.10 percent owner | Buy | 3,638 | $5.99 |
| Mar 2, 2026 | Opaleye Management Inc.10 percent owner | Buy | 590 | $5.99 |
Source: ACOG SEC Form 4 filings, latest May 29, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their ACOG positions over the last 6 months (SEC Form 13F).
Increased
17
New positions
9
Reduced
9
Sold out
13
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| OPALEYE MANAGEMENT INC. | Increased | 2.6M | May 15, 2026 |
| OPALEYE MANAGEMENT INC. | Increased | 2.1M | Feb 17, 2026 |
| SOLAS CAPITAL MANAGEMENT, LLC | Increased | 2.0M | Feb 17, 2026 |
| SOLAS CAPITAL MANAGEMENT, LLC | Reduced | 1.9M | May 15, 2026 |
| AWM INVESTMENT COMPANY, INC. | Increased | 1.7M | Feb 13, 2026 |
| AWM INVESTMENT COMPANY, INC. | Unchanged | 1.7M | May 15, 2026 |
| CABLE CAR CAPITAL LLC | Increased | 1.4M | May 15, 2026 |
| CABLE CAR CAPITAL LLC | Increased | 1.1M | Feb 17, 2026 |
| IKARIAN CAPITAL, LLC | Unchanged | 1.1M | May 15, 2026 |
| IKARIAN CAPITAL, LLC | Increased | 1.1M | Feb 18, 2026 |
| SPHERA FUNDS MANAGEMENT LTD. | Unchanged | 568K | May 15, 2026 |
| SPHERA FUNDS MANAGEMENT LTD. | Increased | 568K | Feb 17, 2026 |
| ALYESKA INVESTMENT GROUP, L.P. | New Position | 365K | Feb 13, 2026 |
| ALYESKA INVESTMENT GROUP, L.P. | Unchanged | 365K | May 15, 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | Reduced | 256K | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.