Form4insider filings, from the source

Company · CIK 0001655923 · SIC 2836 — Biological Products, (No Diagnostic Substances) · Nasdaq

Alpha Cognition Inc. · ACOG

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $4.4M · 9sales $0 · 0net $4.4M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJun 4Jun 21Jul 8Jul 25Aug 11Aug 28Sep 15

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 14, 2026 PForm 4 →Sep 16, 5:57 pm EDTOpaleye Management Inc.10% Owner123,918$8.57$1,062,5063,172,141+4.07%
Aug 21, 2026 PForm 4 →Aug 24, 2:52 pm EDTRobert James WillsDirector10,000$9.62$96,20032,241+45.0%
Jul 31, 2026 PForm 4 →Aug 4, 4:50 pm EDTOpaleye Management Inc.10% Owner52,900$8.00$422,9763,048,223+1.77%
Jul 24, 2026 PForm 4 →Jul 28, 4:05 pm EDTOpaleye Management Inc.10% Owner130$7.90$1,0272,995,323+0.00%
Jul 22, 2026 PForm 4 →Jul 24, 4:05 pm EDTOpaleye Management Inc.10% Owner200,086$7.82$1,565,4992,995,193+7.16%
Jun 25, 2026 PForm 4 →Jun 29, 4:05 pm EDTOpaleye Management Inc.10% Owner152,533$6.40$976,4902,805,107+5.75%
Jun 11, 2026 PForm 4 →Jun 15, 8:10 pm EDTOpaleye Management Inc.10% Owner7,685$5.96$45,7732,652,574+0.29%
Jun 9, 2026 PForm 4 →Jun 11, 4:05 pm EDTOpaleye Management Inc.10% Owner30,728$5.98$183,6922,644,889+1.18%
Jun 5, 2026 PForm 4 →Jun 9, 4:05 pm EDTOpaleye Management Inc.10% Owner10,054$5.83$58,5962,614,161+0.39%

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.