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ISSUER PROFILE · CIK 0001655923

Alpha Cognition Inc.ACOG

3 13D/G filings 2 distinct filers 2 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
3
1 SCHEDULE 13G · 2 SCHEDULE 13G/A
Distinct filers
2
multi-activist cluster
Insiders (365d)
2
2 buys · 0 sales
Latest short DTC
2.79
as of 2026-09-30

13D/G Filings Timeline · 3 total

FiledFormFilerStakeSharesIntent
2026-09-23 SCHEDULE 13G MANCHESTER MANAGEMENT CO LLC — — view →
2026-07-24 SCHEDULE 13G/A Opaleye Management Inc. — — view →
2026-06-29 SCHEDULE 13G/A Opaleye Management Inc. — — view →

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-09-25 Opaleye Management Inc. 10%+ Buy 13,426 $8.47 $114K
2026-09-24 Opaleye Management Inc. 10%+ Buy 18,337 $8.57 $157K

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-09-30 323,405 2.79 +54.6%
2026-09-15 209,226 2.22 -1.0%
2026-08-31 211,277 1.00 +3.6%
2026-08-14 203,932 2.35 +10.5%
2026-07-31 184,591 1.47 -14.4%
2026-07-15 215,576 3.52 +66.0%
2026-06-30 129,902 2.54 -25.5%
2026-06-15 174,466 5.90 -1.5%
2026-05-29 177,089 4.46 -6.2%
2026-05-15 188,758 5.67 +5.1%
2026-04-30 179,560 3.76 -12.6%
2026-04-15 205,331 2.81 -37.3%

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