Alpha Cognition Inc. (ACOG) insider trading
Alpha Cognition Inc. insiders have made 5 open-market purchases worth $2.1M since Sep 16, 2026, by 1 insider. The latest: Opaleye Management Inc. (10% owner) bought $266k, filed Oct 26, 2026, scored 23 out of 100. The biggest: $1.1M by Opaleye Management Inc., filed Sep 16, 2026.
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Insider purchases
| Filed | Insider | Stake | Score | Bought | 1 week | 1 month |
|---|---|---|---|---|---|---|
| Oct 26 Form 4 (opens sec.gov) |
Opaleye Management Inc.10% owner10% owner | +1% stake | 23 | $266k 32,090 at $8.28 |
waiting | waiting |
| Oct 19 Form 4 (opens sec.gov) |
Opaleye Management Inc.10% owner10% owner | +1% stake | 23 | $309k 36,940 at $8.35 |
+3.5% | waiting |
| Oct 2 Form 4 (opens sec.gov) |
Opaleye Management Inc.10% owner10% owner · Near 52-week high | +1% stake | 24 | $166k 19,050 at $8.69 |
−3.4% | waiting |
| Sep 28 Form 4 (opens sec.gov) |
Opaleye Management Inc.10% owner10% owner · Near 52-week high | +1% stake | 27 | $271k 31,763 at $8.53 |
+3.1% | +5.5% |
| Sep 16 Form 4 (opens sec.gov) |
Opaleye Management Inc.10% owner10% owner · Near 52-week high | +4% stake | 34 | $1.1M 123,918 at $8.57 |
−3.2% | −4.0% |
Track record (hypothetical): a week after the filing, these buys averaged +0.0% (50% up, 4 measured); a month after, +0.8% (50% up, 2 measured).
Insiders who bought ACOG
- Opaleye Management Inc. 10% owner
Questions
Are insiders buying ACOG stock?
Yes. In the last 90 days, 5 open-market purchases were filed, worth $2.1M.
Who bought ACOG stock most recently?
Opaleye Management Inc., 10% owner, bought 32,090 shares for $266k (Form 4 (opens sec.gov), filed Oct 26, 2026).
How does InsiderBeacon score an insider buy?
Out of 100, from who bought, how much their stake grew, the size of the trade, whether other insiders bought within ten days, where the price sat in its 52-week range, and whether it was a first or a routine buy. The score is fixed when the filing arrives. The formula and the research behind it.
Insiders are also buying, same industry
Data as of Oct 26, 2026, from SEC EDGAR Form 4 filings: open-market purchases (code P) of $25,000 or more, and open-market sales. Every row links to its filing. Scores summarise what a filing says (how the score works); outcomes are hypothetical, from the first close after the filing, and past results don't predict future ones. Disclaimer