Alpha Cognition Inc. (ACOG) Insider Ownership

Historic Insider Ownership Trends

ACOG's three largest insider shareholders as of April 28, 2026 are Management Inc. Opaleye (TenPercentOwner, 2.47Mn shares), John Prentiss Havens (Director, 273.27K shares), John Prentiss Havens (Director, 273.27K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Management Inc. Opaleye - 0 2,471,850 31 Mar, 2026
John Prentiss Havens - 273,272 0 15 Nov, 2024
John Prentiss Havens - 273,272 0 15 Nov, 2024
Michael E. Mcfadden Chief Executive Officer 190,549 0 13 Jan, 2026
Leonard Powell Mertz - 145,736 0 16 Jan, 2026
Leonard Powell Mertz - 145,736 0 16 Jan, 2026
Lauren D'Angelo Chief Operating Officer 137,195 0 13 Jan, 2026
Lauren D'Angelo Chief Operating Officer 137,195 0 13 Jan, 2026
Leonard Powell Mertz - 0 121,503 20 Aug, 2025
Leonard Powell Mertz - 0 121,503 20 Aug, 2025
Kenneth Anthony Cawkell - 107,740 0 16 Jan, 2026
Kenneth Anthony Cawkell - 107,740 0 16 Jan, 2026
Management Inc. Opaleye - 0 90,000 06 Mar, 2026
Phillip Joseph Mertz - 29,703 0 16 Jan, 2026
Phillip Joseph Mertz - 29,703 0 16 Jan, 2026
Robert James Wills - 22,241 0 16 Jan, 2026
Robert James Wills - 22,241 0 16 Jan, 2026
Henry Huy Du Vp Finance And Accounting 20,579 0 13 Jan, 2026
Henry Huy Du Vp Finance And Accounting 20,579 0 13 Jan, 2026
Robert James Wills - 15,000 0 20 Aug, 2025
Robert James Wills - 15,000 0 20 Aug, 2025
Michael E. Mcfadden Chief Executive Officer 0 14,142 15 Nov, 2024
Rajeev Kumar Bakshi - 12,283 0 16 Jan, 2026
Rajeev Kumar Bakshi - 12,283 0 16 Jan, 2026
Bethany Sensenig - 5,489 0 17 Apr, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
16 Apr, 2026 Bethany Sensenig Common Shares A 5,489 $0.00 5,489 D A
16 Apr, 2026 Bethany Sensenig Common Share Options A 6,991 $0.00 6,991 D A
27 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 10,000 $5.08 2,470,000 I P
30 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 1,850 $4.99 2,471,850 I P
24 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 4,182 $5.59 2,444,100 I P
25 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 8,581 $5.43 2,452,681 I P
26 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 7,319 $5.28 2,460,000 I P
18 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 2,481 $5.75 2,437,824 I P
19 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 2,094 $5.71 2,439,918 I P
16 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 1,331 $5.78 2,435,343 I P
12 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 5,708 $5.85 2,426,654 I P
13 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 7,358 $5.75 2,434,012 I P
06 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 1,900 $5.80 2,418,767 I P
09 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 2,179 $5.85 2,420,946 I P
04 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 19,795 $5.81 2,374,844 I P
05 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 42,023 $5.80 2,416,867 I P
05 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 5,000 $5.80 90,000 I P
02 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 20,000 $5.80 2,308,638 I P
03 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 46,411 $5.75 2,355,049 I P
03 Mar, 2026 Management Inc. Opaleye Common Stock, no par value A 5,000 $5.75 85,000 I P