Insiders / Fairmount Funds Management LLC

Fairmount Funds Management LLC

CIK 1802528personinsiderbeneficial ownerfund
Companies
4
First seen
Jan 22, 2026
Last activity
Jun 3, 2026

Companies

CompanyRoleShares heldPeak heldTradesLatest
Galecto, Inc. · DMRADirector8,713,0005,809,0005
Cogent Biosciences, Inc. · COGTDirector5,503,41812,503,4184
Apogee Therapeutics, Inc. · APGEDirector298,647298,6471
Crescent Biopharma, Inc. · CBIODirector11,0501

All securities held

7 positions · latest reported per filing
CompanySecuritySharesAs of
Apogee Therapeutics, Inc.Common Stock298,647Jan 22, 2026
Cogent Biosciences, Inc.Common Stock5,503,418Mar 31, 2026
Cogent Biosciences, Inc.Series A Convertible Preferred StockDerivative39,414Mar 31, 2026
Crescent Biopharma, Inc.Stock Option (Right to Buy)Derivative11,050Jun 2, 2026
Galecto, Inc.Common Stock8,713,000Feb 9, 2026
Galecto, Inc.Stock Option (right to buy)Derivative37,313Mar 23, 2026
Galecto, Inc.Series C Preferred StockDerivative1,722Feb 9, 2026

Activity

InsidersInstitutions
This person's insider trades (Form 4), across every company.
DateActionCompanyValueShares ΔPosition afterImpact
Mar 31, 2026SellCOGT
Cogent Biosciences, Inc.
Common Stock
$242.62M-7.0M
-55.98%
5,503,418
3.17% of shares
high
Jan 22, 2026SellAPGE
Apogee Therapeutics, Inc.
Common Stock
$133.53M-1.8M
-85.42%
298,647
0.39% of shares
high
Jan 22, 2026SellCOGT
Cogent Biosciences, Inc.
Common Stock
$127.40M-3.5M
-38.87%
5,503,418
3.17% of shares
high
Feb 9, 2026ExerciseDMRA
Galecto, Inc.
Common Stock
$0+2.9M
2,904,000
4.70% of shares
low
Feb 9, 2026ExerciseDMRA
Galecto, Inc.
Common Stock
$0+5.8M
5,809,000
9.41% of shares
low
Jun 2, 2026GrantCBIO
Crescent Biopharma, Inc.
Stock Option (Right to Buy)
+11K
11,050
0.03% of shares
low
Mar 23, 2026GrantDMRA
Galecto, Inc.
Stock Option (right to buy)
+37K
37,313
0.06% of shares
low
Feb 9, 2026ExerciseDMRA
Galecto, Inc.
Series C Preferred Stock
-3K
-83.50%
574
<0.01% of shares
low
Feb 9, 2026ExerciseDMRA
Galecto, Inc.
Series C Preferred Stock
-6K
-83.50%
1,148
<0.01% of shares
low
Mar 31, 2026OtherCOGT
Cogent Biosciences, Inc.
Series A Convertible Preferred Stock
-28K
-41.53%
39,414
0.02% of shares
low