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CIK 0001704292 · Large accelerated filer

Zai Lab Ltd

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Ticker
ZLAB
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
Cayman Islands
Entity type
operating
Phone
862161632588
Business address
899 HALEI ROAD, BUILDING B, PUDONG, SHANGHAI, China
Former names
Zai Lab Ltd
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$7,020
in 1 filing, $7K under 10b5-1 plans

Net −$7,020. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. Chen Yajing −$7K Chief Financial Officer sold <1% of stake

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2025-08-11 Du Ying Chairperson & CEO Option exercise 10b5-1 +50,000 $0.60 $30K 586,962
2025-08-11 Du Ying Chairperson & CEO Sale 10b5-1 −50,000 $34.64 $1.7M 536,962
2025-08-11 Du Ying Chairperson & CEO Option exercise · Stock Options (Right to Buy) 10b5-1 −50,000 96,387
2025-08-08 Amado Rafael See Remarks Sale 10b5-1 −3,000 $35.00 $105K 42,178
2025-08-08 Chen Yajing Chief Financial Officer Sale 10b5-1 −4,096 $34.01 $139K 16,908
2025-08-08 Du Ying Chairperson & CEO Option exercise 10b5-1 +50,000 $0.60 $30K 586,962
2025-08-08 Du Ying Chairperson & CEO Sale 10b5-1 −50,000 $34.74 $1.7M 536,962
2025-08-08 Du Ying Chairperson & CEO Option exercise · Stock Options (Right to Buy) 10b5-1 −50,000 146,387
2025-07-02 Du Ying Chairperson & CEO Grant or award · Restricted Share Units +44,194 44,194
2025-07-02 Du Ying Chairperson & CEO Sale −7,072 $35.23 $249K 536,962
2025-07-01 Du Ying Chairperson & CEO Option exercise +18,000 544,034
2025-07-01 Du Ying Chairperson & CEO Option exercise · Restricted Share Units −18,000 54,000
2025-06-30 Du Ying Chairperson & CEO Sale −6,918 $35.52 $246K 526,034
2025-06-27 Du Ying Chairperson & CEO Option exercise +17,970 532,952
2025-06-27 Du Ying Chairperson & CEO Option exercise · Restricted Share Units −17,970 35,940
2025-06-26 Edmondson Frazor Titus III Chief Legal Officer Sale −5,877 $36.13 $212K 39,098
2025-06-26 Du Ying Chairperson & CEO Sale −23,669 $36.13 $855K 514,982
2025-06-26 Chen Yajing Chief Financial Officer Sale −2,675 $36.13 $97K 21,004
2025-06-25 Edmondson Frazor Titus III Chief Legal Officer Option exercise +14,600 44,975
2025-06-25 Edmondson Frazor Titus III Chief Legal Officer Option exercise · Restricted Share Units −14,600 14,600

Page 10 of 15 · 295 trades