10% Owner Opaleye Management Buys Nearly $1M in Alpha Cognition Stock
ACOG sits 51% above its 52-week low of $4.5 on light trading volume (0.4× avg).
Summary
Opaleye Management Inc., a 10% owner of Alpha Cognition, purchased nearly $1 million worth of common stock in open market transactions.
Key Events · Ownership and Investor Activity · ACOG
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Significant Insider Purchase
Opaleye Management Inc., a 10% owner, acquired 152,533 shares for a total of $976,490 in open market transactions between June 25-26, 2026.
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Increased Stake
Following these purchases, Opaleye Management Inc.'s total holdings in Alpha Cognition Inc. increased to 2,805,107 shares.
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Institutional Confidence
This substantial investment by a major institutional shareholder indicates strong confidence in the company's future prospects, particularly after recent positive clinical trial results and patent news.
Analysis · ACOG · Life Sciences
Opaleye Management Inc., a significant 10% owner, made a substantial open market purchase of Alpha Cognition shares. This investment signals strong conviction from a major institutional holder, especially following recent positive news regarding Zunveyl's BEACON study results and a new patent grant.
How filings like this one have moved
In the 30 days to Sep 18, 2026, 29.1% of the 1703 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.36%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, ACOG was trading at $6.81 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $148.3M. The 52-week trading range was $4.50 to $11.54. This filing was assessed with positive market sentiment and an importance score of 7 out of 10.