Green John L.

CIK: 0001709773Chief Financial Officer
Officer

Green John L. is a corporate insider (Chief Financial Officer) at Cogent Biosciences, Inc. (COGT) filing SEC Form 4 transactions. 23 transactions, totaling $0 in purchases and $3,136,183 in sales. Source: SEC EDGAR.

Total Transactions
23
Total Buy Value
$0
Total Sell Value
$3.14M
Net Activity
$-3.14M
Last Transaction
Dec 2025
Companies
1

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Sale
Shares
77,000
Price
$38.68
Value
$2.98M
Type
Award
Shares
65,000
Price
-
Value
-
Type
Tax Payment
Shares
145,007
Price
$39.45
Value
$5.72M
Type
Award
Shares
300,000
Price
-
Value
-
Type
Award
Shares
50,000
Price
-
Value
-
Type
Award
Shares
270,000
Price
$8.89
Value
$2.40M
Type
Award
Shares
300,000
Price
-
Value
-
Type
Award
Shares
150,000
Price
$0.00
Value
$0
Type
Award
Shares
225,000
Price
$4.94
Value
$1.11M
Type
Sale
Shares
17,813
Price
$8.86
Value
$158K
Type
Award
Shares
524
Price
$0.00
Value
$0
Type
Award
Shares
270,746
Price
$0.00
Value
$0
Type
Award
Shares
111,300
Price
$0.00
Value
$0
Type
Award
Shares
1,748
Price
$0.00
Value
$0
Type
Award
Shares
695,700
Price
$0.00
Value
$0
Unum Therapeutics Inc.
UMRX
Type
Exercise
Shares
109,459
Price
$0.00
Value
$0
Unum Therapeutics Inc.
UMRX
Type
Tax Payment
Shares
31,873
Price
$2.20
Value
$70K
Unum Therapeutics Inc.
UMRX
Type
Exercise
Shares
109,459
Price
-
Value
-
Unum Therapeutics Inc.
UMRX
Type
Award
Shares
64,400
Price
$0.00
Value
$0
Unum Therapeutics Inc.
UMRX
Type
Award
Shares
109,459
Price
$0.00
Value
$0