Alpha Cognition Inc. (ACOG) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2026-06-29

Alpha Cognition Inc. (ACOG) has filed 9 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-29. 3 Form 8-K material event filings were reported by ACOG in the last 90 days. InsiderAlpha tracks every ACOG SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About Alpha Cognition Inc. (ACOG)

SEC CIK	0001655923

90-Day SEC Filing Activity

Form 4 filings (90d)	9
Form 8-K filings (90d)	3
Latest Form 4 filing	2026-06-29

Recent ACOG Insider Transactions (Form 4)

Date	Insider	Role	Transaction	Shares	Price	Value	Filing
2026-06-26	Opaleye Management Inc.	10% Owner	P — Open-market purchase	152.3K	$6.40	$975K	SEC
2026-06-25	Opaleye Management Inc.	10% Owner	P — Open-market purchase	197	$6.50	$1K	SEC
2026-06-15	Opaleye Management Inc.	10% Owner	P — Open-market purchase	4.5K	$5.99	$27K	SEC
2026-06-12	Opaleye Management Inc.	10% Owner	P — Open-market purchase	273	$5.93	$2K	SEC
2026-06-11	Opaleye Management Inc.	10% Owner	P — Open-market purchase	2.9K	$5.91	$17K	SEC
2026-06-10	Opaleye Management Inc.	10% Owner	P — Open-market purchase	5.9K	$5.99	$35K	SEC
2026-06-09	Opaleye Management Inc.	10% Owner	P — Open-market purchase	24.9K	$5.98	$149K	SEC
2026-06-05	Opaleye Management Inc.	10% Owner	P — Open-market purchase	10.1K	$5.83	$59K	SEC
2026-05-29	Opaleye Management Inc.	10% Owner	P — Open-market purchase	70.6K	$5.90	$416K	SEC
2026-05-28	Opaleye Management Inc.	10% Owner	P — Open-market purchase	2.0K	$5.83	$12K	SEC
2026-05-27	Opaleye Management Inc.	10% Owner	P — Open-market purchase	1.2K	$5.73	$7K	SEC
2026-05-21	Opaleye Management Inc.	10% Owner	P — Open-market purchase	15.9K	$5.70	$91K	SEC
2026-05-20	Opaleye Management Inc.	10% Owner	P — Open-market purchase	8.4K	$5.89	$50K	SEC
2026-05-19	D'Angelo Lauren	Chief Operating Officer	P — Open-market purchase	3.5K	$5.76	$20K	SEC
2026-05-18	Opaleye Management Inc.	10% Owner	P — Open-market purchase	17.4K	$5.69	$99K	SEC

All transactions sourced from SEC EDGAR Form 4 filings for Alpha Cognition Inc. (ACOG). Updated in real time as new filings are submitted to the SEC.

Most-Active ACOG Insiders — Last 90 Days

Insider	Form 4 filings	Total transaction value
Opaleye Management Inc.	15	$2.04M
Sensenig Bethany	2	—
D'Angelo Lauren	1	$20K

Recent ACOG Form 8-K Material Events

2026-06-23 — Item 5.02, 5.07, 9.01 [SEC]
2026-05-01 — Item 5.02, 9.01 [SEC]
2026-04-20 — Item 5.02, 9.01 · Leadership · positive [SEC]
Alpha Cognition Inc. appointed Bethany Sensenig to its Board of Directors on April 15, 2026. Ms. Sensenig brings extensive biopharmaceutical and financial leadership experience, including recent roles as CFO at Radius Health and 9 Meters Biopharma, plus 13 years at Biogen with P&
2026-04-14 — Item 1.01, 9.01 · Legal · positive [SEC]
Alpha Cognition Inc. entered into a settlement agreement with Galantos Pharma GmbH to extinguish future payment obligations under a 2013 asset purchase agreement. The company will make a one-time payment of EUR 5,214,220, representing approximately 40% discount to the estimated m
2026-03-27 — Item 7.01, 9.01 · Other · neutral [SEC]
Alpha Cognition Inc. announced the scheduling of its 2026 Annual General Meeting of Shareholders for June 16, 2026, with an April 24, 2026 record date for voting eligibility. This is a routine corporate governance filing disclosing standard shareholder meeting logistics.

Recent Insider Filings

2026-06-29 — Opaleye Management Inc. (10% Owner)
2026-06-16 — Opaleye Management Inc. (10% Owner)
2026-06-11 — Opaleye Management Inc. (10% Owner)
2026-06-09 — Opaleye Management Inc. (10% Owner)
2026-05-29 — Opaleye Management Inc. (10% Owner)

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in ACOG insider filings:

P	Open-market purchase by the insider
S	Open-market sale by the insider
A	Grant, award, or other acquisition from the issuer
M	Exercise or conversion of derivative security (e.g. options)
F	Payment of exercise price or tax liability via share withholding
G	Bona-fide gift of securities
D	Disposition to the issuer (e.g. share buyback participation)
J	Other acquisition or disposition
X	Exercise of in-the-money or at-the-money derivative security
C	Conversion of derivative security
V	Transaction voluntarily reported earlier than required

ACOG Insider Trading — FAQ

What is the latest insider trade for ACOG?: Alpha Cognition Inc. (ACOG) had 9 insider filings in the last 90 days, with the most recent on 2026-06-29. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying ACOG stock?: 0 insider purchases of ACOG were filed in the last 90 days.
How many insiders are selling ACOG stock?: 0 insider sales of ACOG were filed in the last 90 days.
Where can I see ACOG SEC filings (Form 4, 10-K, 10-Q, 8-K)?: InsiderAlpha aggregates every ACOG SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

Learn More

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