HOWZE YALONDA

PrivateCIK: 1828153
Location

CAMBRIDGE, MA

HOWZE YALONDA (INTERIM CEO AND PRESIDENT) exercised options at GENERATION BIO CO.

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise
InsiderHOWZE YALONDACIK 1828153
IssuerGENERATION BIO CO.CIK 1733294
Officer· INTERIM CEO AND PRESIDENT
Since Feb 2026
-99.00
Net shares
Net seller
$664.29
Total sold
0
Open market trades
0B · 0S
3
Total transactions
334.00 acquired · 433.00 disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+334.00

Price / share

Trade value

% of position

15.8%
10/15/2025
2.11K2.44K

Common Stock

Direct
F · Tax Withholding

Shares

99.00

Price / share

$6.71

Trade value

$664.29

% of position

4.1%
10/15/2025
2.44K2.35K
Total

Net shares

+235.00

Net value

-$664.29

Derivative Transactions1

Restricted Stock Units

Direct
M · Option Exercise
Converts to

Common Stock

334.00 shares

Shares

334.00

Strike price

Held after

2.01K

Exercisable

10/15/2025
HOWZE YALONDA — Insider Transaction (Form 4) Filed Oct 17, 2025 | Finecho