Chen Yajing
SEC insider (Form 3/4/5 filer). CIK 0001985694. Chief Financial Officer at Zai Lab Ltd (ZLAB). 40 reported Form 4/5 transactions since Sep 2024; latest on Oct 1, 2026. Located in CAMBRIDGE, MA.
Companies Chen Yajing has filed insider reports for
- Zai Lab Ltd (ZLAB): Officer, Chief Financial Officer
Chen Yajing
CIK: 0001985694
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)17 (42.5%)
Position reduction
Option Exercises (M)16 (40.0%)
Derivative conversions
Awards (A)5 (12.5%)
Compensation grants
Other (G, F, J, C, D, …)2 (5.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
ZLAB
Zai Lab Ltd
Officer
Discretionary Trading P&L
Holdings
Transaction History (40 total)
- Oct 1, 2026ZLAB
Zai Lab Ltd
ExerciseDirect920 shares- - Oct 1, 2026ZLAB
Zai Lab Ltd
Tax PaymentDirect315 shares at avg. $25.50$8K - Aug 19, 2026ZLAB
Zai Lab Ltd
SaleDirect260 shares at avg. $27.00$7K - Aug 14, 2026ZLAB
Zai Lab Ltd
ExerciseDirect1.3K shares- - Aug 14, 2026ZLAB
Zai Lab Ltd
Tax PaymentDirect427 shares at avg. $25.90$11K - Aug 11, 2026ZLAB
Zai Lab Ltd
SaleDirect619 shares at avg. $25.00$15K - Jun 26, 2026ZLAB
Zai Lab Ltd
SaleDirect2.3K shares at avg. $17.46$40K - Jun 25, 2026ZLAB
Zai Lab Ltd
ExerciseDirect6.3K shares- - Apr 6, 2026ZLAB
Zai Lab Ltd
SaleDirect853 shares at avg. $20.45$17K - Apr 2, 2026ZLAB
Zai Lab Ltd
SaleDirect5.2K shares at avg. $20.39$106K
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 1, 2026 | ZLAB Zai Lab Ltd | Exercise | 920 | - | $0 | Direct |
| Oct 1, 2026 | ZLAB Zai Lab Ltd | Tax Payment | 315 | $25.50 | $8,033 | Direct |
| Aug 19, 2026 | ZLAB Zai Lab Ltd | Sale | 260 | $27.00 | $7,020 | Direct |
| Aug 14, 2026 | ZLAB Zai Lab Ltd | Exercise | 1,250 | - | $0 | Direct |
| Aug 14, 2026 | ZLAB Zai Lab Ltd | Tax Payment | 427 | $25.90 | $11,059 | Direct |
| Aug 11, 2026 | ZLAB Zai Lab Ltd | Sale | 619 | $25.00 | $15,475 | Direct |
| Jun 26, 2026 | ZLAB Zai Lab Ltd | Sale | 2,264 | $17.46 | $39,532 | Direct |
| Jun 25, 2026 | ZLAB Zai Lab Ltd | Exercise | 6,250 | - | $0 | Direct |
| Apr 6, 2026 | ZLAB Zai Lab Ltd | Sale | 853 | $20.45 | $17,442 | Direct |
| Apr 2, 2026 | ZLAB Zai Lab Ltd | Sale | 5,199 | $20.39 | $106,008 | Direct |
1-10 of 40 transactions