MCDONOUGH GEOFF (See Remarks) exercised options at GENERATION BIO CO.
Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.
M · 1 exercise
Filed: 10/17/2025ACC: 0001732701-25-000004
DirectorOfficer10% Owner· See Remarks
Since Jun 2020
-155.00
Net shares
Net seller
$1.0K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
527.00 acquired · 682.00 disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
+527.00
Price / share
—
Trade value
—
% of position
0.4%
10/15/2025
136.46K→136.99K
Common Stock
Direct
Shares
−155.00
Price / share
$6.71
Trade value
$1.04K
% of position
0.1%
10/15/2025
136.99K→136.84K
Total
Net shares
+372.00
Net value
-$1.04K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 10/15/2025 | M · Option Exercise | +527.00 | — | — | 0.4% | 136.46K | 136.99K |
| Common Stock Direct | 10/15/2025 | F · Tax Withholding | −155.00 | $6.71 | $1.04K | 0.1% | 136.99K | 136.84K |
| Total | +372.00 | -$1.04K | ||||||
Derivative Transactions1
Restricted Stock Units
Direct
Converts to
Common Stock
527.00 shares
Shares
−527.00
Strike price
Held after
2.64K
Exercisable
—
10/15/2025
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Restricted Stock Units Direct | Common Stock527.00 shares | 10/15/2025 | M · Option Exercise | −527.00 | — | 2.64K |
Non-Derivative Holdings (Post-Transaction)2
Common Stock
IndirectShares owned27.50K
Common Stock
IndirectShares owned22.65K
Total
50.15K indirect50.15K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 27.50K | Indirect |
| Common Stock | 22.65K | Indirect |
| Total | 50.15K | 50.15K indirect |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported