Yajing Chen serves as Executive at Zai Lab Ltd, where they oversee executive responsibilities. Since joining the company, Yajing Chen has executed 20 insider transactions totaling $283.4K, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 3, 2025 involved selling 240 shares valued at $6.4K.
Yajing Chen currently holds 17,444 shares of Zai Lab Ltd (ZLAB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Yajing Chen has been a net seller of ZLAB stock. They have purchased $0 and sold $283.4K worth of shares.
Yajing Chen's most recent insider trade was on Nov 3, 2025, when they sold 240 shares at $26.83 per share.
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| $N/A |
| Discretionary |
| Oct 2, 2025 | ZLAB | $15.6K | Sale | 456 | $34.25 | Discretionary |
| Oct 1, 2025 | ZLAB | $0 | Option Exercise | 920 | $N/A | Discretionary |
| Aug 15, 2025 | ZLAB | $21.5K | Sale | 610 | $35.27 | Discretionary |
| Aug 15, 2025 | ZLAB | $29.4K | Sale | 828 | $35.53 | Discretionary |
| Aug 14, 2025 | ZLAB | $0 | Option Exercise | 1,250 | $N/A | Discretionary |
| Aug 8, 2025 | ZLAB | $139.3K | Sale | 4,096 | $34.01 | Discretionary |
| Aug 15, 2024 | ZLAB | $6.8K | Sale | 422 | $16.06 | Discretionary |
| Aug 14, 2024 | ZLAB | $0 | Option Exercise | 1,250 | $N/A | Discretionary |
| Jun 26, 2024 | ZLAB | $38.6K | Sale | 2,154 | $17.90 | Discretionary |
| Jun 25, 2024 | ZLAB | $0 | Option Exercise | 6,250 | $N/A | Discretionary |
| Apr 4, 2024 | ZLAB | $13.2K | Sale | 845 | $15.67 | Discretionary |
| Apr 3, 2024 | ZLAB | $39.8K | Option Exercise | 2,500 | $15.90 | Discretionary |
| Apr 2, 2024 | ZLAB | $8.4K | Sale | 519 | $16.15 | Discretionary |
| Apr 1, 2024 | ZLAB | $25.1K | Option Exercise | 1,500 | $16.72 | Discretionary |
| Nov 2, 2023 | ZLAB | $4.2K | Sale | 165 | $25.23 | Discretionary |
| Nov 1, 2023 | ZLAB | $0 | Option Exercise | 500 | $N/A | Discretionary |
| Sep 29, 2023 | ZLAB | $7.5K | Payment | 307 | $24.31 | Discretionary |
| Sep 29, 2023 | ZLAB | $0 | Option Exercise | 920 | $N/A | Discretionary |