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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
2026-03-13 Edmondson Frazor Titus III Chief Legal Officer Sale −1,281 $18.63 $24K 6,494
2026-03-13 Chen Yajing Chief Financial Officer Sale −1,703 $18.63 $32K 19,999
2026-03-13 Amado Rafael See Remarks Sale −2,957 $18.63 $55K 44,757
2026-03-12 Smiley Joshua L See Remarks Option exercise +6,388 92,992
2026-03-12 Smiley Joshua L See Remarks Option exercise · Restricted Share Units −6,388 19,165
2026-03-12 Edmondson Frazor Titus III Chief Legal Officer Option exercise +4,258 7,775
2026-03-12 Edmondson Frazor Titus III Chief Legal Officer Option exercise · Restricted Share Units −4,258 12,777
2026-03-12 Chen Yajing Chief Financial Officer Option exercise +4,258 21,702
2026-03-12 Chen Yajing Chief Financial Officer Option exercise · Restricted Share Units −4,258 12,777
2026-03-12 Amado Rafael See Remarks Option exercise +5,323 47,714
2026-03-12 Amado Rafael See Remarks Option exercise · Restricted Share Units −5,323 15,971
2026-03-11 Du Ying Chairperson & CEO Grant or award · Stock Options (Right to Buy) +353,430 353,430
2026-03-11 Du Ying Chairperson & CEO Grant or award · Restricted Share Units +32,419 32,419
2026-03-11 Du Ying Chairperson & CEO Sale 10b5-1 −1,067 $19.08 $20K 1,109,905
2026-03-10 Du Ying Chairperson & CEO Option exercise 10b5-1 +261,092 $1.74 $454K 1,225,253
2026-03-10 Du Ying Chairperson & CEO Shares withheld for taxes 10b5-1 −116,936 $19.41 $2.3M 1,108,317
2026-03-10 Du Ying Chairperson & CEO Option exercise 10b5-1 +2,655 1,110,972
2026-03-10 Du Ying Chairperson & CEO Option exercise · Stock Options (Right to Buy) 10b5-1 −261,092 461,092
2026-03-10 Du Ying Chairperson & CEO Option exercise · Restricted Share Units 10b5-1 −2,655 7,965
2026-03-09 Du Ying Chairperson & CEO Option exercise 10b5-1 +50,000 $1.74 $87K 1,014,161

Page 6 of 15 · 295 trades