CHEN YAJING (Chief Financial Officer) exercised options at ZAI LAB LTD
Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.
M · 1 exercise
Filed: 8/18/2026ACC: 0000905148-26-003804
Officer· Chief Financial Officer
Since Mar 2026
-427.00
Net shares
Net seller
$11.1K
Total sold
0
Open market trades
0B · 0S
3
Total transactions
1.25K acquired · 1.68K disposed
Non-Derivative Transactions2
American Depositary Shares
Direct
Shares
+1.25K
Price / share
—
Trade value
—
% of position
3.6%
8/14/2026
35.07K→36.32K
American Depositary Shares
Direct
Shares
−427.00
Price / share
$25.90
Trade value
$11.06K
% of position
1.2%
8/14/2026
36.32K→35.90K
Total
Net shares
+823.00
Net value
-$11.06K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| American Depositary Shares Direct | 8/14/2026 | M · Option Exercise | +1.25K | — | — | 3.6% | 35.07K | 36.32K |
| American Depositary Shares Direct | 8/14/2026 | F · Tax Withholding | −427.00 | $25.90 | $11.06K | 1.2% | 36.32K | 35.90K |
| Total | +823.00 | -$11.06K | ||||||
Derivative Transactions1
Restricted Share Units
Direct
Converts to
American Depositary Shares
1.25K shares
Shares
−1.25K
Strike price
Held after
1.25K
Exercisable
—
8/14/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Restricted Share Units Direct | American Depositary Shares1.25K shares | 8/14/2026 | M · Option Exercise | −1.25K | — | 1.25K |