MCDONOUGH GEOFF

CIK: 0001732701PRESIDENT AND CEO
OfficerDirector
Primary company: Generation Bio Co. (GBIO)

MCDONOUGH GEOFF is a corporate insider (PRESIDENT AND CEO) at Generation Bio Co. (GBIO) filing SEC Form 4 transactions. 72 transactions across 3 companies, totaling $0 in purchases and $1,083,137 in sales. Source: SEC EDGAR.

Total Transactions
72
Total Buy Value
$0
Total Sell Value
$1.08M
Net Activity
$-1.08M
Last Transaction
Oct 2025
Companies
3

Companies

Transaction History

Source: SEC EDGAR Form 4 insider transaction filings.

Type
Exercise
Shares
659
Price
-
Value
-
Type
Tax Payment
Shares
293
Price
$5.51
Value
$2K
Type
Exercise
Shares
659
Price
-
Value
-
Type
Exercise
Shares
527
Price
-
Value
-
Type
Tax Payment
Shares
155
Price
$6.71
Value
$1K
Type
Exercise
Shares
527
Price
-
Value
-
Type
Exercise
Shares
5,273
Price
-
Value
-
Type
Tax Payment
Shares
1,548
Price
$0.43
Value
$659
Type
Exercise
Shares
5,273
Price
-
Value
-
Type
Exercise
Shares
5,274
Price
-
Value
-
Type
Tax Payment
Shares
1,548
Price
$0.37
Value
$569
Type
Exercise
Shares
5,274
Price
-
Value
-
Type
Exercise
Shares
5,274
Price
-
Value
-
Type
Tax Payment
Shares
1,828
Price
$0.89
Value
$2K
Type
Exercise
Shares
5,274
Price
-
Value
-
Type
Award
Shares
901,690
Price
$0.93
Value
$835K
Type
Exercise
Shares
5,274
Price
-
Value
-
Type
Tax Payment
Shares
1,548
Price
$2.42
Value
$4K
Type
Exercise
Shares
5,274
Price
-
Value
-
Type
Exercise
Shares
5,274
Price
-
Value
-