SAMAYOA PHILLIP

PrivateCIK: 1946316
Location

CAMBRIDGE, MA

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
InsiderSAMAYOA PHILLIPCIK 1946316
IssuerGENERATION BIO CO.CIK 1733294
Officer· CHIEF STRATEGY OFFICER
Since Sep 2022
-337.00
Net shares
Net seller
$143.56
Total sold
0
Open market trades
0B · 0S
3
Total transactions
1.15K acquired · 1.48K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+1.15K

Price / share

Trade value

% of position

0.8%
7/15/2025
139.78K140.93K

Common Stock

Direct
F · Tax Withholding

Shares

337.00

Price / share

$0.43

Trade value

$143.56

% of position

0.2%
7/15/2025
140.93K140.59K
Total

Net shares

+810.00

Net value

-$143.56

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

1.15K shares

Shares

1.15K

Strike price

Held after

6.88K

Exercisable

7/15/2025
SAMAYOA PHILLIP — Insider Transaction (Form 4) Filed Jul 17, 2025 | Finecho