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Fairmount Funds Management LLC Insider Profile

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Fairmount Funds Management LLC, Director at Cogent Biosciences, holds 2.36M shares in Zenas BioPharma, Inc. (Ticker: ZBIO), holds 5.50M shares in Cogent Biosciences (Ticker: COGT), holds 8.71M shares in Damora Therapeutics (Ticker: DMRA). Most recently, Fairmount Funds Management LLC Bought ― shares of Zenas BioPharma, Inc. on Apr 01, 2026 for an estimated value of $3.00M.
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Fairmount Funds Management LLC

Fairmount Funds Management LLC
Cogent Biosciences (COGT)
Director

Ranked #1,652 out of 107,049 Corporate Insiders

Profitable Transactions

60%
12 out of 20 Profitable Transactions

Average Return

+43.30%
Average return per transaction
Time Frame
1 Year
Compare to
No Benchmark
How are Insiders Ranked?

Insider Holdings

$2B
22.11%
15.57%
15.29%
14.57%
32.46% Others
A breakdown of Fairmount Funds Management LLC's holdings
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Insider Roles

Spyre Therapeutics
(SYRE)
Director
Dianthus Therapeutics
(DNTH)
Director
Oruka Therapeutics
(ORKA)
Director, Ten Percent Owner
Damora Therapeutics
(DMRA)
Director, Ten Percent Owner
+6 other positions
Roles that Fairmount Funds Management LLC holds in companies
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Most Profitable Insider Trade

Stock:
Cogent Biosciences
(COGT)
Rating:Informative Buy
Date:Jul 14, 2025 - Today
Return:+256.40%
The most profitable trade made by Fairmount Funds Management LLC
See the Latest Stocks Traded by Insiders

Fairmount Funds Management LLC's Trading History

Company Name
Last Transaction Date
Insider Position
Last Transaction
Last Transaction Amount
Holding Value
COGT
Cogent Biosciences
Mar 31, 2026
Director
Informative Sell
242.62M
$201.59M
VRDN
Viridian Therapeutics
Oct 27, 2025
Director, Ten Percent Owner
Informative Buy
10.00M
$52.53M
APGE
Apogee Therapeutics
Jan 22, 2026
Director
Informative Sell
133.53M
$32.38M
DNTH
Dianthus Therapeutics
Oct 01, 2024
Director
Uninformative Sell
―
$236.09M
SYRE
Spyre Therapeutics
Apr 25, 2024
Director
Uninformative Buy
118.18M
$335.31M
ORKA
Oruka Therapeutics
Sep 19, 2025
Director, Ten Percent Owner
Uninformative Buy
5.00M
$231.88M
ZBIO
Zenas BioPharma, Inc.
Apr 01, 2026
Director
Informative Buy
3.00M
$45.67M
JBIO
Jade Biosciences
Oct 08, 2025
Director, Ten Percent Owner
Uninformative Buy
12.18M
$110.33M
CBIO
Crescent Biopharma
Dec 08, 2025
Director, Ten Percent Owner
Informative Buy
18.24M
$49.65M
DMRA
Damora Therapeutics
Feb 12, 2026
Director, Ten Percent Owner
Uninformative Buy
209.11M
$220.96M
List of latest transactions for each holding click on a transaction to see Fairmount Funds Management LLC's performance on stock
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Fairmount Funds Management LLC insider profile FAQ

What is the percentage of profitable transactions made by Fairmount Funds Management LLC?
The percentage of profitable transactions made by Fairmount Funds Management LLC is 60%.
    What is the average return per transaction made by Fairmount Funds Management LLC?
    The average return per transaction made by Fairmount Funds Management LLC is 43.30%.
      What stocks does Fairmount Funds Management LLC hold?
      Fairmount Funds Management LLC holds: COGT, VRDN, APGE, DNTH, SYRE, ORKA, ZBIO, JBIO, CBIO, DMRA stocks.
        What was Fairmount Funds Management LLC’s latest transaction?
        Fairmount Funds Management LLC latest transaction was an Informative Buy of $3.00M.
          What was Fairmount Funds Management LLC's most profitable transaction?
          Fairmount Funds Management LLC’s most profitable transaction was an Informative Buy of COGT stock on July 14, 2025. The return on the trade was 256.40%.
            What is Fairmount Funds Management LLC's role in Cogent Biosciences?
            Fairmount Funds Management LLC's role in Cogent Biosciences is Director.
              How can I follow the stock ratings of top corporate insiders?
              Head over to our Expert Center to see a list of the Top 100 corporate insiders and follow the corporate insiders of your choice. Visit their profiles for more details about their stock transactions and see how they perform on a stock-by-stock basis.