Form 4 Tracker
Zai Lab Ltd
ZLAB

44 insider filings · Latest: Aug 12, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Aug 12, 2026Aug 13 8:15 PMWilliam LisDirector
Sale
8,506$25.00$212.7K41,931(D)

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Aug 11, 2026Aug 13 8:15 PMYajing ChenChief Financial Officer
Sale
619$25.00$15.5K35,072(D)

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Aug 12, 2026Aug 12 2:42 PMLis William
Proposed Sale
8,506$25.00$212.7K

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Aug 11, 2026Aug 11 8:22 PMChen Yajing
Proposed Sale
619$25.00$15.5K

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Jul 1, 2026Jul 6 8:14 PMRichard GaynorDirector
Purchase
1,736$19.05$33.1K80,737(D)

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Jun 30, 2026Jul 1 8:24 PMYing DuDirector, Chairperson & CEO
Sale
7,026$18.53$130.2K1,203,784(D)

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Jun 30, 2026Jun 30 7:13 PMDu Ying
Proposed Sale
7,026$18.53$130.2K

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Jun 26, 2026Jun 29 8:18 PMFrazor Titus Edmondson IIIChief Legal Officer
Sale
4,103$17.46$71.6K30,346(D)

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Jun 26, 2026Jun 29 8:17 PMYing DuDirector, Chairperson & CEO
Sale
24,543$17.46$428.5K1,192,840(D)

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Jun 26, 2026Jun 29 8:17 PMYajing ChenChief Financial Officer
Sale
2,264$17.46$39.5K35,691(D)

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Jun 26, 2026Jun 26 7:38 PMChen Yajing
Proposed Sale
2,264$17.46$39.5K

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Jun 26, 2026Jun 26 7:18 PMEdmondson Frazor Titus III
Proposed Sale
4,103$17.46$71.6K

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Jun 26, 2026Jun 26 7:12 PMDu Ying
Proposed Sale
24,543$17.46$428.6K

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Jun 22, 2026Jun 24 8:05 PMWilliam LisDirector
Sale
7,040$18.09$127.4K50,437(D)

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Jun 22, 2026Jun 22 2:10 PMLis William
Proposed Sale
7,040$18.09$127.4K

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May 18, 2026May 19 8:18 PMYing DuDirector, Chairperson & CEO
Sale
50,000$19.00$949.8K1,122,626(D)

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May 15, 2026May 19 8:18 PMYing DuDirector, Chairperson & CEO
Sale
50,000$20.74$1.0M1,122,626(D)

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May 18, 2026May 18 3:34 PMDu Ying
Proposed Sale
50,000$19.52$976.0K

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May 14, 2026May 15 8:46 PMFrazor Titus Edmondson IIIChief Legal Officer
Sale
3,517$20.19$71.0K19,849(D)

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May 14, 2026May 15 8:45 PMYing DuDirector, Chairperson & CEO
Sale
50,000$20.09$1.0M1,122,626(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Mar 5, 2026Mar 6 9:25 PMYing DuDirector, Chairperson & CEO
Option Exercise
50,000$1.74822,184(D)

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Mar 4, 2026Mar 6 9:25 PMYing DuDirector, Chairperson & CEO
Option Exercise
50,000$1.74872,184(D)

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