Every Form 4 that Alpha Cognition Inc. (ACOG) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow ACOG and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full ACOG filings page.
Alpha Cognition Inc. (ACOG) reported that large shareholder Opaleye Management Inc., through entities it manages, purchased a total of 123,918 shares of Alpha Cognition common stock in open-market or private transactions on September 14–16, 2026. The purchases were made indirectly via Opaleye, L.P. and a separately managed account, and Opaleye Management Inc. disclaims beneficial ownership beyond its pecuniary interest.
Alpha Cognition Inc. (ACOG) director Robert James Wills purchased 10,000 Common Shares on 2026-08-21 in a purchase in open market or private transaction at a price of $9.62 per share. Following this transaction, he directly owns 32,241 Common Shares of Alpha Cognition Inc.
Alpha Cognition Inc. reported that Opaleye Management Inc., a ten percent owner, through Opaleye, L.P. purchased 50,000 shares of common stock on August 3, 2026 at $8.00 per share and 2,900 shares on July 31, 2026 at a weighted average price of $7.9226 per share, with trades between $7.855 and $7.95. Opaleye Management also reported 100,000 shares held indirectly through a separately managed account and disclaims beneficial ownership of the reported shares except to the extent of its pecuniary interest.
Opaleye Management Inc., a more than ten percent owner of Alpha Cognition Inc., reported an indirect purchase of 130 shares of common stock at $7.90 per share on July 24, 2026, through Opaleye, L.P., bringing that fund's reported holdings to 2,995,323 shares.
Opaleye Management also reports indirect holdings of 100,000 shares in a separately managed account and disclaims beneficial ownership beyond its pecuniary interest.
Opaleye Management Inc., a ten percent owner of Alpha Cognition Inc., indirectly purchased a total of 200,086 common shares on July 22–23, 2026 for Opaleye, L.P. and a separately managed account at weighted average prices of $7.8337 and $7.7953 per share, within disclosed ranges of $7.75–$7.90 and $7.655–$7.8667. Opaleye Management may be deemed to beneficially own these securities but disclaims beneficial ownership except to the extent of its pecuniary interest.
Opaleye Management Inc., a more than ten percent holder of Alpha Cognition Inc., reported open‑market purchases of the company’s common stock. Through Opaleye, L.P., it bought 152,336 shares on June 26, 2026 at a weighted average price of $6.4017 per share, and 197 shares on June 25, 2026 at $6.50 per share. After these trades, Opaleye, L.P. held 2,805,107 shares indirectly, while a separately managed account held 90,000 shares. The filing notes these prices reflect multiple trades between $6.335 and $6.50 and that Opaleye Management may be deemed to beneficially own these securities but disclaims beneficial ownership except to the extent of its pecuniary interest.
Opaleye Management Inc., a 10% owner of Alpha Cognition Inc., reported open‑market purchases of common stock made through Opaleye, L.P. between June 11 and June 15, 2026. The fund bought 2,862 shares at $5.9053, 273 shares at $5.9321, and 4,550 shares at $5.9896 per share.
After these trades, Opaleye, L.P. held 2,652,574 Alpha Cognition shares indirectly attributed to Opaleye Management Inc., while a separately managed account held 90,000 shares. Opaleye Management Inc. may be deemed to beneficially own these securities but disclaims beneficial ownership beyond its pecuniary interest.
Opaleye Management Inc., a ten percent owner of Alpha Cognition Inc., reported indirect open-market purchases of the company’s common stock. Through Opaleye, L.P., it bought 24,856 shares on June 9, 2026 at a weighted average price of $5.9758 and 5,872 shares on June 10, 2026 at $5.9873.
Following these trades, Opaleye, L.P. held 2,644,889 Alpha Cognition shares indirectly, while a separately managed account overseen by Opaleye held 90,000 shares. The firm notes these prices reflect ranges across multiple executions and disclaims beneficial ownership beyond its pecuniary interest in the securities.
Alpha Cognition Inc. insider Opaleye Management Inc., a more than ten percent owner, reported an indirect open-market purchase of 10,054 shares of common stock on June 5, 2026 at a weighted average price of $5.8281 per share, with trades executed between $5.82 and $5.85. These shares are held by Opaleye, L.P., for which Opaleye Management serves as investment manager, bringing that fund’s holdings to 2,614,161 shares of Alpha Cognition common stock. A separately managed account associated with Opaleye Management also holds 90,000 shares. Opaleye Management states it may be deemed to beneficially own these securities but disclaims beneficial ownership except to the extent of its pecuniary interest.
Opaleye Management Inc., a 10% owner of Alpha Cognition Inc., reported a series of indirect open-market purchases of common stock. Through Opaleye, L.P., it bought a total of 73,738 shares on May 27–29, 2026 at prices around $5.73–$5.90 per share.
After these trades, indirect holdings by Opaleye, L.P. increased to 2,604,107 shares of common stock, while a separately managed account holds 90,000 shares. Opaleye Management may be deemed to beneficially own these securities to the extent of its pecuniary interest and expressly disclaims broader beneficial ownership.
Opaleye, L.P., an entity associated with Opaleye Management Inc., reported open-market purchases of Alpha Cognition Inc. common stock. On May 20, 2026, the fund bought 8,431 shares at $5.89 per share, followed by 15,945 shares at $5.70 per share on May 21, 2026.
After these trades, the fund held 2,530,369 shares indirectly, while a separately managed account associated with Opaleye held 90,000 shares. Opaleye Management Inc. disclaims beneficial ownership beyond its pecuniary interest in these positions.
Alpha Cognition Inc. Chief Operating Officer Lauren D'Angelo bought 3,500 Common Shares in an open-market purchase at $5.76 per share. This transaction increased her direct ownership to 140,695 shares, representing a modest expansion of her personal stake in the company.
Opaleye Management Inc., a more than 10% owner of Alpha Cognition Inc., reported additional indirect open-market purchases of the company’s common stock. Through Opaleye, L.P., it bought 17,395 shares at a weighted average price of $5.6926 on May 18 and 16,648 shares at $5.8257 on May 15, for a total of 34,043 shares. Following these trades, Opaleye, L.P. held 2,505,993 shares, and a separately managed account overseen by Opaleye held 90,000 shares. The filing notes that Opaleye Management may be deemed to beneficially own these securities but disclaims beneficial ownership beyond its pecuniary interest.
Alpha Cognition Inc. director Bethany Sensenig reported equity awards consisting of stock options and restricted stock units as compensation. She received 6,991 Common Share Options at an exercise price of $6.65 per share, expiring on April 16, 2036, which will vest one year from the grant date. She also received 5,489 Common Shares in the form of restricted stock units that vest one year from the grant date. After these awards, her reported holdings are 6,991 options and 5,489 common shares held directly, and there were no open-market purchases or sales in this filing.
Alpha Cognition Inc. reported insider activity by investment manager Opaleye Management Inc., tied to positions held by its affiliated vehicles. On March 27, Opaleye, L.P. executed an open-market purchase of 10,000 common shares at an average price of $5.0792 per share. On March 30, the fund bought an additional 1,850 shares at $4.9873 per share. Following these trades, Opaleye, L.P. held 2,471,850 Alpha Cognition shares indirectly managed by Opaleye Management, and a separately managed account overseen by Opaleye held 90,000 shares. Opaleye Management states it may be deemed a beneficial owner through its roles but disclaims beneficial ownership beyond its pecuniary interest.
Opaleye Management Inc., a 10% owner of Alpha Cognition Inc. (ACOG), reported a series of open-market share purchases in late March 2026. An affiliated fund, Opaleye, L.P., bought 4,182 common shares at $5.59 on March 24, 8,581 shares at a weighted average $5.4281 on March 25, and 7,319 shares at a weighted average $5.2842 on March 26.
Following these transactions, the fund held 2,460,000 Alpha Cognition common shares indirectly through Opaleye, L.P., and a separately managed account held an additional 90,000 shares. The filing notes these holdings are reported indirectly through Opaleye Management Inc., which disclaims beneficial ownership beyond its pecuniary interest.
Alpha Cognition Inc. reported insider activity by Opaleye-managed entities. Opaleye, L.P. purchased 2,481 common shares on March 18, 2026 at a weighted average price of $5.749 and 2,094 shares on March 19, 2026 at a weighted average price of $5.707 in open-market transactions.
After these buys, Opaleye, L.P. reported holding 2,439,918 Alpha Cognition shares, and a separately managed account overseen by Opaleye reported 90,000 shares. Opaleye Management Inc. may be deemed to beneficially own these securities but disclaims beneficial ownership except to the extent of its pecuniary interest.
Alpha Cognition Inc. major holder Opaleye Management Inc., through Opaleye, L.P., made an open-market purchase of 1,331 shares of common stock at a weighted average price of $5.782 per share, with individual trade prices ranging from $5.76 to $5.79. Following this purchase, Opaleye, L.P. indirectly holds 2,435,343 shares, and a separately managed account overseen by Opaleye holds 90,000 shares.
Opaleye Management Inc., a more than ten percent owner of Alpha Cognition Inc., reported additional open-market purchases of the company’s common stock. Through Opaleye, L.P., it bought 5,708 shares on March 12, 2026 at a weighted average price of $5.8543 per share and 7,358 shares on March 13, 2026 at a weighted average price of $5.7470, for a total of 13,066 shares. After these transactions, Opaleye, L.P. held 2,434,012 shares, and a separately managed account overseen by Opaleye held 90,000 shares, all reported as indirect ownership. The prices reflect multiple trades within narrow ranges, with Opaleye undertaking to provide detailed breakdowns upon request. Opaleye Management disclaims beneficial ownership except to the extent of its pecuniary interest.
Alpha Cognition Inc. large shareholder Opaleye Management Inc., through its fund Opaleye, L.P., reported open-market purchases of 4,079 shares of Common Stock. The buys occurred on March 6 and March 9, 2026 at weighted average prices of $5.7989 and $5.8477 per share, across trade ranges disclosed in footnotes.
Following these transactions, Opaleye, L.P. held 2,420,946 shares indirectly, and a separately managed account overseen by Opaleye held 90,000 shares. Opaleye Management Inc. states it may be deemed a beneficial owner but disclaims beneficial ownership beyond its pecuniary interest.
Alpha Cognition Inc. insider activity centers on indirect open‑market buying linked to Opaleye entities. Opaleye Management Inc., as investment manager of Opaleye, L.P. and portfolio manager of a separately managed account, may be deemed to beneficially own their holdings but disclaims beneficial ownership beyond its pecuniary interest.
On March 4–5, 2026, Opaleye, L.P. and the managed account purchased a combined 66,818 shares of Alpha Cognition common stock in open‑market transactions. After these trades, Opaleye, L.P. held 2,416,867 shares, and the managed account held 90,000 shares, all reported as indirect ownership.
Alpha Cognition Inc. large shareholder Opaleye Management Inc., through affiliated accounts, reported open-market purchases of a total of 71,411 shares of common stock. The buys occurred on March 2 and March 3, 2026 at weighted average prices of about $5.80 and $5.7502 per share, increasing indirect holdings in the issuer.
Opaleye Management Inc., as investment manager and portfolio manager for related entities, reported indirect open-market purchases of Alpha Cognition common stock totaling 4,228 shares around $6 per share. Fund-related holdings rose to 2,288,638 shares, and a separately managed account is shown holding 80,000 shares.
Opaleye Management Inc., a more than ten percent owner of Alpha Cognition Inc., reported indirect open-market purchases of 171,410 shares of common stock. The trades occurred on February 20, 23 and 24, 2026 at weighted average prices around $5.84–$5.89 per share.
Shares were acquired through Opaleye, L.P. and a separately managed account, both reported as indirect holdings. Some purchases were executed in multiple transactions within stated price ranges, and Opaleye Management Inc. disclaims beneficial ownership beyond its pecuniary interest.
Alpha Cognition Inc. director Phillip Joseph Mertz reported new equity awards dated January 14, 2026. He received 7,241 common shares at a price of $0, described as restricted stock units that vest one year from the grant date. He was also granted 8,437 common share options with an exercise price of $6.56, which will vest one year from grant and expire on January 14, 2036.
Following these awards, Mertz directly holds 29,703 common shares and 8,437 options. An additional 12,560 common shares are held indirectly by Mertz Holdings, and he disclaims beneficial ownership of those securities except to the extent of his pecuniary interest.
Alpha Cognition Inc. director Robert James Wills reported equity awards received on 01/14/2026. He was granted 7,241 common shares as restricted stock units at a price of $0, increasing his directly held common shares to 22,241. He also received 8,437 common share options with an exercise price of $6.56 per share and a reported value of $0 at grant, leaving him with 8,437 options held directly.
The filing notes that the restricted stock units vest one year from the grant date, and the options will vest one year from the grant date, with the options expiring on 01/14/2036.
Alpha Cognition Inc. director Leonard Powell Mertz reported new equity awards. On 01/14/2026, he acquired 7,241 common shares as restricted stock units at $0, which will vest one year from the grant date. On the same date, he was granted 8,437 common share options with an exercise price of $6.56; these options also vest one year from the grant date and expire on 01/14/2036.
After these awards, he directly beneficially owned 145,736 common shares and 8,437 common share options. He also indirectly beneficially owned 121,503 common shares through The Len Mertz Trust.
Alpha Cognition Inc. director Kenneth Anthony Cawkell reported new equity awards in the form of common shares and stock options. On January 14, 2026, he received 7,241 common shares at a price of $0, described as restricted stock units that vest one year from the grant date. Following this grant, he directly held 107,740 common shares.
On the same date, he was also granted 8,437 common share options with an exercise price of $6.56 per share, which will vest one year from the grant date and expire on January 14, 2036. The filing also notes indirect holdings of 50,000 common shares through Cawbro Holdings Ltd. and 67,977 common shares through CMI Cornerstone Management Corp., and states that he disclaims beneficial ownership of these securities except to the extent of his pecuniary interest.
Alpha Cognition Inc. director Rajeev Kumar Bakshi reported new equity awards. On 01/14/2026 he received 7,241 restricted stock units of common shares at no purchase price, which vest one year from the grant date. He was also granted 8,437 common share options with a conversion or exercise price of $6.56 per share; these options also vest one year from the grant date.
After these awards, he beneficially owns 12,283 common shares directly and 6,801 common shares indirectly through Vincorp Holdings Ltd., plus 8,437 stock options that can be exercised into common shares once vested.
Alpha Cognition Inc. reported that Chief Executive Officer and director Michael E. McFadden received multiple equity awards on January 9, 2026. He was granted 190,549 restricted stock units at a price of $0, which vest in three equal parts on January 9, 2027, January 9, 2028, and January 9, 2029. He also received 177,576 common share options with an exercise price of $6.56, vesting one‑third on January 9, 2027 and the rest in equal quarterly installments until expiration on January 13, 2036. In addition, he was granted 76,220 performance share units with a conversion price of $6.56, vesting after a two‑year period if the company’s stock meets specified price levels for at least twenty trading days within rolling thirty‑day periods. Following these grants, he directly beneficially owned 190,549 common shares and held 14,142 common shares indirectly through The Michael and Sherri McFadden Family Trust.
Alpha Cognition Inc. Chief Operating Officer Lauren D'Angelo received equity awards on January 9, 2026. The filing shows she was granted 137,195 common shares in the form of restricted stock units at a price of $0, vesting one-third on January 9, 2027, one-third on January 9, 2028, and one-third on January 9, 2029.
She was also granted options on 106,545 common shares with an exercise price of $6.56 per share, granted at $0 cost. These options vest one-third on January 9, 2027, with the remaining two-thirds vesting in equal quarterly installments thereafter, and expire on January 9, 2036. Following these grants, she directly holds the full amounts reported.
Alpha Cognition Inc. officer Henry Huy Du, VP Finance and Accounting, reported equity awards dated January 9, 2026. He acquired 20,579 common shares at a price of $0, reported as restricted stock units that vest one‑third on January 9, 2027, one‑third on January 9, 2028, and one‑third on January 9, 2029. He also received 15,982 common share options with an exercise price of $6.56 per share, vesting one‑third on January 9, 2027 and the remainder in equal quarterly installments, and expiring on January 9, 2036. After these grants, he beneficially owns 20,579 common shares and 15,982 options, all held directly.