Fairmount Funds Management LLC

CIK: 0001802528
Director10% Owner

Fairmount Funds Management LLC is a corporate insider at Cogent Biosciences, Inc. (COGT) filing SEC Form 4 transactions. 20 transactions, totaling $64,499,753 in purchases and $0 in sales. Source: SEC EDGAR.

Total Transactions
20
Total Buy Value
$64.50M
Total Sell Value
$0
Net Activity
+$64.50M
Last Transaction
Mar 2026
Companies
1

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Conversion
Shares
7,000,000
Price
-
Value
-
Type
Sale
Shares
7,000,000
Price
$34.66
Value
$242.62M
Type
Conversion
Shares
7,000,000
Price
-
Value
-
Type
Purchase
Shares
2,777,777
Price
$9.00
Value
$25.00M
Type
Exercise
Shares
1,500
Price
-
Value
-
Type
Exercise
Shares
1,500,000
Price
-
Value
-
Type
J
Shares
11,914
Price
-
Value
-
Type
J
Shares
11,914
Price
-
Value
-
Type
J
Shares
286,851
Price
-
Value
-
Type
J
Shares
286,851
Price
-
Value
-
Type
Award
Shares
1,500
Price
$7500.00
Value
$11.25M
Type
Award
Shares
1,166,666
Price
$7.50
Value
$8.75M
Type
Purchase
Shares
800,000
Price
$12.00
Value
$9.60M
Type
Purchase
Shares
1,200,000
Price
$8.25
Value
$9.90M
Unum Therapeutics Inc.
UMRX
Type
Purchase
Shares
19,035
Price
$880.00
Value
$16.75M
Unum Therapeutics Inc.
UMRX
Type
Purchase
Shares
3,692
Price
$880.00
Value
$3.25M
Unum Therapeutics Inc.
UMRX
Type
J
Shares
36,465
Price
-
Value
-
Unum Therapeutics Inc.
UMRX
Type
J
Shares
8,222
Price
-
Value
-
Unum Therapeutics Inc.
UMRX
Type
J
Shares
5,088,497
Price
$0.00
Value
$0
Unum Therapeutics Inc.
UMRX
Type
J
Shares
1,147,406
Price
$0.00
Value
$0