Form 4 Tracker
Zai Lab Ltd
ZLAB

47 insider filings · Latest: Oct 1, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Apr 2, 2026Apr 3 9:58 PMYing DuDirector, Chairperson & CEO
Sale
5,576$20.39$113.7K1,125,279(D)

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Apr 2, 2026Apr 3 9:57 PMYajing ChenChief Financial Officer
Sale
5,199$20.39$106.0K32,558(D)

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Apr 2, 2026Apr 3 9:57 PMRafael AmadoPresident, Head of Global Oncology Research and Development
Sale
9,910$20.39$202.1K59,761(D)

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Apr 2, 2026Apr 2 8:59 PMAmado Rafael
Proposed Sale
9,910$20.39$202.1K—

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Apr 2, 2026Apr 2 8:56 PMDu Ying
Proposed Sale
5,576$20.39$113.7K—

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Apr 2, 2026Apr 2 8:40 PMSmiley Joshua L
Proposed Sale
9,614$20.39$196.0K—

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Apr 2, 2026Apr 2 8:28 PMEdmondson Frazor Titus III
Proposed Sale
4,194$20.39$85.5K—

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Apr 2, 2026Apr 2 8:20 PMChen Yajing
Proposed Sale
5,199$20.39$106.0K—

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Mar 17, 2026Mar 19 8:05 PMRichard GaynorDirector
Purchase
1,731$18.91$32.7K56,630(D)

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Mar 13, 2026Mar 16 8:09 PMJoshua L SmileyPresident and Chief Operating Officer
Sale
1,966$18.63$36.6K91,026(D)

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Mar 13, 2026Mar 16 8:08 PMFrazor Titus Edmondson IIIChief Legal Officer
Sale
1,281$18.63$23.9K6,494(D)

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Mar 13, 2026Mar 16 8:08 PMYajing ChenChief Financial Officer
Sale
1,703$18.63$31.7K19,999(D)

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Mar 13, 2026Mar 16 8:07 PMRafael AmadoPresident, Head of Global Oncology Research and Development
Sale
2,957$18.63$55.1K44,757(D)

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Mar 13, 2026Mar 13 8:04 PMEdmondson Frazor Titus III
Proposed Sale
1,281$18.63$23.9K—

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Mar 13, 2026Mar 13 7:50 PMSmiley Joshua L
Proposed Sale
1,966$18.63$36.6K—

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Mar 13, 2026Mar 13 7:49 PMAmado Rafael
Proposed Sale
2,957$18.63$55.1K—

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Mar 13, 2026Mar 13 7:21 PMChen Yajing
Proposed Sale
1,703$18.63$31.7K—

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Mar 11, 2026Mar 12 8:12 PMYing DuDirector, Chairperson & CEO
Sale
1,067$19.08$20.4K1,109,905(D)

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Mar 11, 2026Mar 11 7:21 PMDu Ying
Proposed Sale
1,067$19.08$20.4K—

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Mar 9, 2026Mar 10 8:08 PMYing DuDirector, Chairperson & CEO
Sale
50,000$19.03$951.5K964,161(D)

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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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