DU YING

PrivateCIK: 1731790

Senior insider sale

Chairwoman & CEO at ZAI LAB LTD — senior position signals high conviction

$3.86M

201.07K shares

What this filing means

DU YING plans to sell 201.07K shares of ZAI LAB LTD valued at approximately $3.86M. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderDU YINGCIK 1731790
IssuerZAI LAB LTDCIK 1704292
DirectorOfficer· Chairwoman & CEO
Since Jan 2021
201.07K
Shares to sell
$3.86M
Approx. market value
1.07K
Acquired (3 months)
1
Planned
4 completed
Securities Acquired — Last 3 Months1
Sort

Restricted Stock Vesting

Compensation

3/10/2026
1.07K
Total acquired1.07K
Planned & Completed Dispositions5
Sort

Completed

Completed

Units to sell

50K

Market value

$951.5K

3/9/2026
Completed

Units to sell

50K

Market value

$970.9K

3/6/2026
Completed

Units to sell

50K

Market value

$961.1K

3/5/2026
Completed

Units to sell

50K

Market value

$958.2K

3/4/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

1.07K

Market value

$20.4K

3/11/2026
Total

Units

201.07K

Value

$3.86M

DU YING — Planned Insider Sale (Form 144) | Finecho