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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
2026-10-01 Chen Yajing Chief Financial Officer Option exercise +920 36,555
2026-10-01 Chen Yajing Chief Financial Officer Shares withheld for taxes −315 $25.50 $8K 36,240
2026-10-01 Chen Yajing Chief Financial Officer Option exercise · Restricted Share Units −920 0
2026-08-19 Chen Yajing Chief Financial Officer Sale 10b5-1 −260 $27.00 $7K 35,635
2026-08-14 Chen Yajing Chief Financial Officer Option exercise +1,250 36,322
2026-08-14 Chen Yajing Chief Financial Officer Shares withheld for taxes −427 $25.90 $11K 35,895
2026-08-14 Chen Yajing Chief Financial Officer Option exercise · Restricted Share Units −1,250 1,250
2026-08-11 Chen Yajing Chief Financial Officer Sale 10b5-1 −619 $25.00 $15K 35,072
2026-06-26 Chen Yajing Chief Financial Officer Sale −2,264 $17.46 $40K 35,691
2026-06-25 Chen Yajing Chief Financial Officer Option exercise +6,250 37,955
2026-06-25 Chen Yajing Chief Financial Officer Option exercise · Restricted Share Units −6,250 0
2026-04-06 Chen Yajing Chief Financial Officer Sale −853 $20.45 $17K 31,705
2026-04-02 Chen Yajing Chief Financial Officer Option exercise +2,500 37,757
2026-04-02 Chen Yajing Chief Financial Officer Sale −5,199 $20.39 $106K 32,558
2026-04-02 Chen Yajing Chief Financial Officer Option exercise · Restricted Share Units −2,500 2,500
2026-04-01 Chen Yajing Chief Financial Officer Option exercise +1,500 21,499
2026-04-01 Chen Yajing Chief Financial Officer Option exercise +13,758 35,257
2026-04-01 Chen Yajing Chief Financial Officer Option exercise · Restricted Share Units −1,500 1,500
2026-04-01 Chen Yajing Chief Financial Officer Option exercise · Restricted Share Units −13,758 27,516
2026-03-13 Chen Yajing Chief Financial Officer Sale −1,703 $18.63 $32K 19,999

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