CHOU WILLIAM

PrivateCIK: 1949693
Location

PHILADELPHIA, PA

CHOU WILLIAM (Chief Executive Officer) sold 38.5% of their position (4.08K shares) of PASSAGE BIO, INC. on the open market

Open‑market sale worth $75.2K — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderCHOU WILLIAMCIK 1949693
IssuerPASSAGE BIO, INC.CIK 1787297
DirectorOfficer· Chief Executive Officer
Since Oct 2022
-4.08K
Net shares
Net seller
$75.2K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
10K acquired · 14.08K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+10K

Price / share

Trade value

% of position

1666.7%
1/8/2026
600.0010.60K

Common Stock

Direct
S · Sale

Shares

4.08K

Price / share

$18.44

Trade value

$75.16K

% of position

38.5%
1/8/2026
10.60K6.52K
Total

Net shares

+5.92K

Net value

-$75.16K

Derivative Transactions1

Restricted Stock Unit

Direct
M · Option Exercise
Converts to

Common Stock

10K shares

Shares

10K

Strike price

Held after

10K

Exercisable

1/8/2026
CHOU WILLIAM — Insider Transaction (Form 4) Filed Jan 12, 2026 | Finecho