Fairmount Funds Sells $242.6M in Cogent Biosciences Stock After Preferred Conversion
COGT has more than doubled off its 52-week low of $3.72 on elevated volume (2.2× avg).
Summary
Fairmount Funds Management converted preferred stock and sold 7 million common shares of Cogent Biosciences for $242.6 million, reducing its ownership to 8.6%.
Key Events · Ownership and Investor Activity · COGT
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Significant Stock Sale by Institutional Investor
Fairmount Funds Management LLC sold 7,000,000 shares of common stock at $34.66 per share, totaling $242,620,000.
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Preferred Stock Conversion
Prior to the sale, Fairmount converted 28,000 shares of Series A Preferred Stock into 7,000,000 common shares without cash consideration.
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Reduced Ownership Stake
Following the transaction, Fairmount Funds Management LLC's beneficial ownership in Cogent Biosciences, Inc. decreased to 8.6% of the outstanding common stock.
Analysis · COGT · Life Sciences
Fairmount Funds Management, a significant institutional investor, converted a portion of its Series A Preferred Stock into common shares and subsequently sold a substantial block of 7 million common shares. This transaction, valued at over $242 million, represents a notable reduction in their stake in Cogent Biosciences, moving from a higher percentage to 8.6% of the outstanding common stock. While institutional investors often rebalance portfolios, a sale of this magnitude by a major holder can signal a shift in their investment thesis or a need for liquidity, potentially creating an overhang on the stock.
How filings like this one have moved
In the 30 days to Oct 1, 2026, 30.2% of the 1644 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.49%. 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, COGT was trading at $38.50 on NASDAQ in the Life Sciences sector, with a market capitalization of approximately $6.2B. The 52-week trading range was $3.72 to $43.73. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.