Form 4 Tracker
Zai Lab Ltd
ZLAB

47 insider filings · Latest: Oct 1, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Mar 6, 2026Mar 10 8:08 PMYing DuDirector, Chairperson & CEO
Sale
50,000$19.42$970.9K964,161(D)

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Mar 9, 2026Mar 9 6:12 PMDu Ying
Proposed Sale
50,000$19.21$960.5K—

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Mar 5, 2026Mar 6 9:26 PMFrazor Titus Edmondson IIIChief Legal Officer
Sale
15,569$19.06$296.7K3,517(D)

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Mar 5, 2026Mar 6 9:25 PMYing DuDirector, Chairperson & CEO
Sale
50,000$19.22$961.1K964,161(D)

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Mar 4, 2026Mar 6 9:25 PMYing DuDirector, Chairperson & CEO
Sale
50,000$19.16$958.2K964,161(D)

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Mar 6, 2026Mar 6 3:57 PMDu Ying
Proposed Sale
50,000$19.18$959.0K—

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Mar 3, 2026Mar 5 9:07 PMRafael AmadoPresident, Head of Global Oncology Research and Development
Sale
10,000$17.38$173.8K42,391(D)

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Mar 5, 2026Mar 5 6:20 PMEdmondson Frazor Titus III
Proposed Sale
15,569$19.06$296.7K—

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Mar 5, 2026Mar 5 6:12 PMDu Ying
Proposed Sale
50,000$19.06$953.0K—

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Mar 4, 2026Mar 4 4:21 PMDu Ying
Proposed Sale
50,000$18.28$914.0K—

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Mar 3, 2026Mar 3 5:38 PMAmado Rafael
Proposed Sale
10,000$17.38$173.8K—

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Dec 31, 2025Dec 31 8:29 PMAmado Rafael
Proposed Sale
10,787$17.43$188.0K—

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Dec 16, 2025Dec 16 3:47 PMEdmondson Frazor Titus III
Proposed Sale
8,651$17.14$148.3K—

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Nov 21, 2025Nov 21 2:43 PMEdmondson Frazor Titus III
Proposed Sale
14,328$19.78$283.4K—

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Nov 3, 2025Nov 3 8:31 PMChen Yajing
Proposed Sale
240$26.83$6.4K—

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Oct 2, 2025Oct 2 7:36 PMChen Yajing
Proposed Sale
456$34.25$15.6K—

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Aug 18, 2025Aug 18 7:15 PMEdmondson Frazor Titus III
Proposed Sale
1,883$36.24$68.2K—

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Aug 18, 2025Aug 18 7:14 PMSmiley Joshua L
Proposed Sale
6,641$36.24$240.6K—

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Aug 15, 2025Aug 15 7:21 PMChen Yajing
Proposed Sale
610$35.27$21.5K—

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Aug 15, 2025Aug 15 2:24 PMChen Yajing
Proposed Sale
828$35.53$29.4K—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Mar 4, 2026Apr 3 9:58 PMFrazor Titus Edmondson IIIChief Legal Officer
Grant/Award
11,924—11,924(D)

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Apr 2, 2026Apr 3 9:58 PMYing DuDirector, Chairperson & CEO
Option Exercise
6,750—13,500(D)

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Apr 1, 2026Apr 3 9:58 PMYing DuDirector, Chairperson & CEO
Option Exercise
14,200—0(D)

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Mar 4, 2026Apr 3 9:58 PMYing DuDirector, Chairperson & CEO
Grant/Award
25,579—25,579(D)

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Apr 2, 2026Apr 3 9:57 PMYajing ChenChief Financial Officer
Option Exercise
2,500—2,500(D)

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Apr 1, 2026Apr 3 9:57 PMYajing ChenChief Financial Officer
Option Exercise
15,258—27,516(D)

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Mar 4, 2026Apr 3 9:57 PMYajing ChenChief Financial Officer
Grant/Award
11,924—11,924(D)

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Apr 2, 2026Apr 3 9:57 PMRafael AmadoPresident, Head of Global Oncology Research and Development
Option Exercise
5,391—5,391(D)

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Apr 1, 2026Apr 3 9:57 PMRafael AmadoPresident, Head of Global Oncology Research and Development
Option Exercise
19,523—39,046(D)

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Mar 4, 2026Apr 3 9:57 PMRafael AmadoPresident, Head of Global Oncology Research and Development
Grant/Award
14,905—14,905(D)

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Mar 12, 2026Mar 16 8:09 PMJoshua L SmileyPresident and Chief Operating Officer
Option Exercise
6,388—19,165(D)

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Mar 4, 2026Mar 16 8:09 PMJoshua L SmileyPresident and Chief Operating Officer
Grant/Award
137,733$19.2733,783(D)

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Mar 12, 2026Mar 16 8:08 PMFrazor Titus Edmondson IIIChief Legal Officer
Option Exercise
4,258—12,777(D)

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Mar 4, 2026Mar 16 8:08 PMFrazor Titus Edmondson IIIChief Legal Officer
Grant/Award
110,187$19.2727,027(D)

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Mar 12, 2026Mar 16 8:08 PMYajing ChenChief Financial Officer
Option Exercise
4,258—12,777(D)

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Mar 4, 2026Mar 16 8:08 PMYajing ChenChief Financial Officer
Grant/Award
110,187$19.2727,027(D)

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Mar 12, 2026Mar 16 8:07 PMRafael AmadoPresident, Head of Global Oncology Research and Development
Option Exercise
5,323—15,971(D)

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Mar 4, 2026Mar 16 8:07 PMRafael AmadoPresident, Head of Global Oncology Research and Development
Grant/Award
137,733$19.2733,783(D)

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Mar 11, 2026Mar 16 8:06 PMYing DuDirector, Chairperson & CEO
Grant/Award
385,849$19.3432,419(D)

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Mar 10, 2026Mar 12 8:12 PMYing DuDirector, Chairperson & CEO
Option Exercise
263,747$1.747,965(D)

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