CHEN YAJING

PrivateCIK: 1985694
Location

CAMBRIDGE, MA

CHEN YAJING (Chief Financial Officer) sold 1.1% of their position (167.00 shares) of ZAI LAB LTD on the open market

Open‑market sale worth $5.1K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderCHEN YAJINGCIK 1985694
IssuerZAI LAB LTDCIK 1704292
Officer· Chief Financial Officer
Since Mar 2026
-167.00
Net shares
Net seller
$5.1K
Total sold
1
Open market trades
0B · 1S
3
Total transactions
500.00 acquired · 667.00 disposed
Non-Derivative Transactions2

American Depositary Shares

Direct
M · Option Exercise

Shares

+500.00

Price / share

Trade value

% of position

3.3%
11/1/2024
15.16K15.66K

American Depositary Shares

Direct
S · Sale

Shares

167.00

Price / share

$30.66

Trade value

$5.12K

% of position

1.1%
11/4/2024
15.66K15.49K
Total

Net shares

+333.00

Net value

-$5.12K

Derivative Transactions1

Restricted Share Units

Direct
M · Option Exercise
Converts to

American Depositary Shares

500.00 shares

Shares

500.00

Strike price

Held after

500.00

Exercisable

11/1/2024
CHEN YAJING — Insider Transaction (Form 4) Filed Nov 5, 2024 | Finecho