DU YING (Chairwoman & CEO) 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: 5/21/2026ACC: 0000905148-26-002610
DirectorOfficer· Chairwoman & CEO
Since Jan 2021
-117.44K
Net shares
Net seller
$2.20M
Total sold
0
Open market trades
0B · 0S
3
Total transactions
261.09K acquired · 378.53K disposed
Non-Derivative Transactions2
American Depositary Shares
Direct
Shares
+261.09K
Price / share
$1.74
Trade value
$454.30K
% of position
23.3%
5/19/2026
1.12M→1.38M
American Depositary Shares
Direct
Shares
−117.44K
Price / share
$18.75
Trade value
$2.20M
% of position
8.5%
5/19/2026
1.38M→1.27M
Total
Net shares
+143.66K
Net value
-$1.75M
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| American Depositary Shares Direct | 5/19/2026 | M · Option Exercise | +261.09K | $1.74 | $454.30K | 23.3% | 1.12M | 1.38M |
| American Depositary Shares Direct | 5/19/2026 | F · Tax Withholding | −117.44K | $18.75 | $2.20M | 8.5% | 1.38M | 1.27M |
| Total | +143.66K | -$1.75M | ||||||
Derivative Transactions1
Stock Options (Right to Buy)
Direct
Converts to
American Depositary Shares
261.09K shares
Shares
−261.09K
Strike price
1.74
Held after
0.00
Exercisable
—
5/19/2026
| Security | Converts To | Date | Type | Shares | Strike Price | Exercisable | Held After |
|---|---|---|---|---|---|---|---|
| Stock Options (Right to Buy) Direct | American Depositary Shares261.09K shares | 5/19/2026 | M · Option Exercise | −261.09K | 1.74 | — | 0.00 |