SAMAYOA PHILLIP (CHIEF STRATEGY OFFICER) 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: 0001946316-25-000004
Officer· CHIEF STRATEGY OFFICER
Since Sep 2022
-34.00
Net shares
Net seller
$228.14
Total sold
0
Open market trades
0B · 0S
3
Total transactions
114.00 acquired · 148.00 disposed
Non-Derivative Transactions2
Common Stock
Direct
Shares
+114.00
Price / share
—
Trade value
—
% of position
0.8%
10/15/2025
14.06K→14.17K
Common Stock
Direct
Shares
−34.00
Price / share
$6.71
Trade value
$228.14
% of position
0.2%
10/15/2025
14.17K→14.14K
Total
Net shares
+80.00
Net value
-$228.14
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 10/15/2025 | M · Option Exercise | +114.00 | — | — | 0.8% | 14.06K | 14.17K |
| Common Stock Direct | 10/15/2025 | F · Tax Withholding | −34.00 | $6.71 | $228.14 | 0.2% | 14.17K | 14.14K |
| Total | +80.00 | -$228.14 | ||||||
Derivative Transactions1
Restricted Stock Units
Direct
Converts to
Common Stock
114.00 shares
Shares
−114.00
Strike price
Held after
573.00
Exercisable
—
10/15/2025
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Restricted Stock Units Direct | Common Stock114.00 shares | 10/15/2025 | M · Option Exercise | −114.00 | — | 573.00 |