ZLAB Insider Trading

Zai Lab Ltd · full profile →Last filing Jul 2, 2026
Net Selling · 180d
Open-Market Buys (180d)
$66K
1 insiders
Open-Market Sells (180d)
$10.3M
6 insiders
Net Insider Flow
-$10.2M
open market, 180d
Reporting Insiders
7
35 P/S transactions
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Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

100 shown
DateInsiderRoleActionSharesPriceValue
Jul 2, 2026Du YingChairperson & CEO, DirectorOption exercise(M)11K
Jul 2, 2026Du YingChairperson & CEO, DirectorTax withholding(F)4K$19.12$83K
Jul 2, 2026Du YingChairperson & CEO, DirectorOption exercise(M)11K$0
Jul 2, 2026Du YingChairperson & CEO, DirectorGrant(A)80K$0
Jul 1, 2026Du YingChairperson & CEO, DirectorOption exercise(M)18K
Jul 1, 2026Du YingChairperson & CEO, DirectorTax withholding(F)7K$19.15$136K
Jul 1, 2026Du YingChairperson & CEO, DirectorOption exercise(M)18K$0
Jul 1, 2026Gaynor RichardDirectorBuy(P)2K$19.05$33K
Jun 30, 2026Du YingChairperson & CEO, DirectorSell(S)7K$18.53$130K
Jun 29, 2026Du YingChairperson & CEO, DirectorOption exercise(M)18K
Jun 29, 2026Du YingChairperson & CEO, DirectorOption exercise(M)18K$0
Jun 26, 2026Edmondson Frazor Titus IIIChief Legal OfficerSell(S)4K$17.46$72K
Jun 26, 2026Du YingChairperson & CEO, DirectorSell(S)25K$17.46$429K
Jun 26, 2026Chen YajingChief Financial OfficerSell(S)2K$17.46$40K
Jun 25, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)15K
Jun 25, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)15K$0
Jun 25, 2026Du YingChairperson & CEO, DirectorOption exercise(M)59K
Jun 25, 2026Du YingChairperson & CEO, DirectorOption exercise(M)59K$0
Jun 25, 2026Chen YajingChief Financial OfficerOption exercise(M)6K
Jun 25, 2026Chen YajingChief Financial OfficerOption exercise(M)6K$0
Jun 22, 2026Lis WilliamDirectorSell(S)7K$18.09$127K
Jun 17, 2026Leung NisaDirectorGrant(A)22K$0
Jun 17, 2026Lis WilliamDirectorGrant(A)22K$0
Jun 17, 2026Gaynor RichardDirectorGrant(A)22K$0
Jun 17, 2026Diekman John DDirectorGrant(A)22K$0
Jun 17, 2026Moulder Leon O JRDirectorGrant(A)22K$0
Jun 17, 2026Morrison Scott WDirectorGrant(A)22K$0
Jun 17, 2026Wirth PeterDirectorGrant(A)22K$0
Jun 17, 2026Vounatsos MichelDirectorGrant(A)22K$0
May 27, 2026Du YingChairperson & CEO, DirectorGift(G)34K$0
May 27, 2026Du YingChairperson & CEO, DirectorGift(G)54K$0
May 26, 2026Du YingChairperson & CEO, DirectorGift(G)20K$0
May 19, 2026Du YingChairperson & CEO, DirectorOption exercise(M)261K$1.74$454K
May 19, 2026Du YingChairperson & CEO, DirectorTax withholding(F)117K$18.75$2.2M
May 19, 2026Du YingChairperson & CEO, DirectorOption exercise(M)261K$0
May 18, 2026Du YingChairperson & CEO, DirectorOption exercise(M)50K$1.74$87K
May 18, 2026Du YingChairperson & CEO, DirectorSell(S)50K$19.00$950K
May 18, 2026Du YingChairperson & CEO, DirectorOption exercise(M)50K$0
May 15, 2026Du YingChairperson & CEO, DirectorOption exercise(M)50K$1.74$87K
May 15, 2026Du YingChairperson & CEO, DirectorSell(S)50K$20.74$1.0M
May 15, 2026Du YingChairperson & CEO, DirectorOption exercise(M)50K$0
May 14, 2026Edmondson Frazor Titus IIIChief Legal OfficerSell(S)4K$20.19$71K
May 14, 2026Du YingChairperson & CEO, DirectorOption exercise(M)50K$1.74$87K
May 14, 2026Du YingChairperson & CEO, DirectorSell(S)50K$20.09$1.0M
May 14, 2026Du YingChairperson & CEO, DirectorOption exercise(M)50K$0
May 13, 2026Du YingChairperson & CEO, DirectorOption exercise(M)50K$1.74$87K
May 13, 2026Du YingChairperson & CEO, DirectorSell(S)16K$19.44$316K
May 13, 2026Du YingChairperson & CEO, DirectorSell(S)34K$20.22$683K
May 13, 2026Du YingChairperson & CEO, DirectorOption exercise(M)50K$0
May 11, 2026Wang YizheOperating PartnerGrant(A)137K$0
May 11, 2026Wang YizheOperating PartnerGrant(A)59K$0
Apr 6, 2026Amado RafaelSee RemarksSell(S)3K$20.45$56K
Apr 6, 2026Chen YajingChief Financial OfficerSell(S)853$20.45$17K
Apr 6, 2026Du YingChairperson & CEO, DirectorSell(S)3K$20.45$54K
Apr 6, 2026Edmondson Frazor Titus IIIChief Legal OfficerSell(S)1K$20.45$25K
Apr 6, 2026Smiley Joshua LSee RemarksSell(S)3K$20.45$62K
Apr 2, 2026Amado RafaelSee RemarksOption exercise(M)5K
Apr 2, 2026Amado RafaelSee RemarksSell(S)10K$20.39$202K
Apr 2, 2026Amado RafaelSee RemarksOption exercise(M)5K$0
Apr 2, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)5K
Apr 2, 2026Edmondson Frazor Titus IIIChief Legal OfficerSell(S)4K$20.39$86K
Apr 2, 2026Chen YajingChief Financial OfficerOption exercise(M)3K
Apr 2, 2026Chen YajingChief Financial OfficerSell(S)5K$20.39$106K
Apr 2, 2026Chen YajingChief Financial OfficerOption exercise(M)3K$0
Apr 2, 2026Du YingChairperson & CEO, DirectorOption exercise(M)7K
Apr 2, 2026Du YingChairperson & CEO, DirectorSell(S)6K$20.39$114K
Apr 2, 2026Du YingChairperson & CEO, DirectorOption exercise(M)7K$0
Apr 2, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)5K$0
Apr 2, 2026Smiley Joshua LSee RemarksOption exercise(M)7K
Apr 2, 2026Smiley Joshua LSee RemarksSell(S)10K$20.39$196K
Apr 2, 2026Smiley Joshua LSee RemarksOption exercise(M)7K$0
Apr 1, 2026Amado RafaelSee RemarksOption exercise(M)20K
Apr 1, 2026Amado RafaelSee RemarksOption exercise(M)20K$0
Apr 1, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)3K
Apr 1, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)830
Apr 1, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)14K
Apr 1, 2026Chen YajingChief Financial OfficerOption exercise(M)2K
Apr 1, 2026Chen YajingChief Financial OfficerOption exercise(M)14K
Apr 1, 2026Chen YajingChief Financial OfficerOption exercise(M)2K$0
Apr 1, 2026Chen YajingChief Financial OfficerOption exercise(M)14K$0
Apr 1, 2026Du YingChairperson & CEO, DirectorOption exercise(M)11K
Apr 1, 2026Du YingChairperson & CEO, DirectorOption exercise(M)3K
Apr 1, 2026Du YingChairperson & CEO, DirectorOption exercise(M)11K$0
Apr 1, 2026Du YingChairperson & CEO, DirectorOption exercise(M)3K$0
Apr 1, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)3K$0
Apr 1, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)830$0
Apr 1, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)14K$0
Apr 1, 2026Smiley Joshua LSee RemarksOption exercise(M)32K
Apr 1, 2026Smiley Joshua LSee RemarksOption exercise(M)32K$0
Mar 17, 2026Gaynor RichardDirectorBuy(P)2K$18.91$33K
Mar 13, 2026Amado RafaelSee RemarksSell(S)3K$18.63$55K
Mar 13, 2026Chen YajingChief Financial OfficerSell(S)2K$18.63$32K
Mar 13, 2026Edmondson Frazor Titus IIIChief Legal OfficerSell(S)1K$18.63$24K
Mar 13, 2026Smiley Joshua LSee RemarksSell(S)2K$18.63$37K
Mar 12, 2026Amado RafaelSee RemarksOption exercise(M)5K
Mar 12, 2026Amado RafaelSee RemarksOption exercise(M)5K$0
Mar 12, 2026Chen YajingChief Financial OfficerOption exercise(M)4K
Mar 12, 2026Chen YajingChief Financial OfficerOption exercise(M)4K$0
Mar 12, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)4K
Mar 12, 2026Edmondson Frazor Titus IIIChief Legal OfficerOption exercise(M)4K$0

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-03-292026-07-11. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).