Fairmount Funds Management LLC Insider Trading Activity

Average Profitability
40.5%
Insider Buys Quantity
6
Insider Buys Sum
$119.5M
Insider Sells Quantity
0
Insider Sells Sum
$0

Insider Activity of Fairmount Funds Management LLC

According to the SEC Form 4 filings, Fairmount Funds Management LLC, being in a position of

  1. director at Cogent Biosciences, Inc.,
    оver the last 12 months, has bought 0 shares, and sold 10500000 shares for $370.02M,
    over all time since 2022-06-16, has bought 4777777 shares for $44.5M, and sold 10500000 shares for $370.02M.

Biography of Fairmount Funds Management LLC

No biography is available at this moment.

Statistics of Insider Transactions Last Year

Amount of Insider Buys and Sells by Stocks

Buys
 $53,612,615450
Sells
 $1,069,693,073450

Comparison of Insiders on Amount of Buys and Sells

2026-07-16PurchaseCrescent Biopharma, Inc.
CBIO
853,450
2.9704%
$14.50$12.38M+7.41%
2026-07-01SaleOruka Therapeutics, Inc.
ORKA
3.55M
8.4175%
$84.43$300.01M-1.44%
2026-06-23SaleSpyre Therapeutics, Inc.
SYRE
director
4.68M
6.5956%
$85.31$399.66M-4.27%
2026-05-11PurchaseViridian Therapeutics, Inc.
VRDN
1.18M
1.3704%
$17.00$20M+13.58%
2026-03-31SaleCogent Biosciences, Inc.
COGT
director
7M
3.8826%
$34.66$242.62M-8.79%
2026-03-31PurchaseZenas BioPharma, Inc.
ZBIO
director
150,000
0.3437%
$20.00$3M+38.62%
2026-01-22SaleCogent Biosciences, Inc.
COGT
director
3.5M
2.1196%
$36.40$127.4M-8.73%
2025-12-04PurchaseCrescent Biopharma, Inc.
CBIO
1.36M
93.928%
$13.41$18.24M+17.86%
2025-10-07PurchaseZenas BioPharma, Inc.
ZBIO
director
316,219
0.6843%
$19.00$6.01M+26.38%
2025-07-10PurchaseCogent Biosciences, Inc.
COGT
director
2.78M
2.0237%
$9.00$25M+220.55%
2024-09-13PurchaseViridian Therapeutics, Inc.
VRDN
1.6M
2.1285%
$18.75$30M-20.58%
2024-01-22PurchaseViridian Therapeutics, Inc.
VRDN
See Remarks
476,190
0.9578%
$21.00$10M-11.3%
2023-06-09PurchaseCogent Biosciences, Inc.
COGT
10 percent owner
800,000
0.9139%
$12.00$9.6M-33.6%
2022-06-16PurchaseCogent Biosciences, Inc.
COGT
1.2M
0.9424%
$8.25$9.9M+55.51%
2021-09-21PurchaseViridian Therapeutics, Inc.
VRDN
909,000
7.0902%
$11.00$10M+43.22%
Total: 15
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Information is provided 'as-is' and solely for informational purposes and is not advice. Prismo does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.