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Zai Lab Ltd (ZLAB) Insider Trading Activity

SEC Form 4 open-market purchases and sales by corporate insiders  ·  Sourced from SEC EDGAR

Over the past 12 months, 6 insiders at Zai Lab Ltd filed 43 open-market SEC Form 4 transactions on ZLAB: 3 purchases worth $355K and 40 sales worth $17.3M. Insiders have been net sellers over this period. The most recent filing was on Jul 1, 26.

Buys (1Y)
3
Sells (1Y)
40
Buy Value
$355K
Insiders
6

Recent ZLAB insider trades

DateInsiderTypeSharesPriceValue
Jul 1, 26 Richard Gaynor BUY 1.7K $19.05 $33K
Jun 26, 26 Yajing ChenChief Financial Officer SELL 2.3K $17.46 $40K
Jun 26, 26 Ying DuChairperson & CEO SELL 24.5K $17.46 $429K
Jun 26, 26 Frazor Titus Edmondson IIIChief Legal Officer SELL 4.1K $17.46 $72K
May 18, 26 Ying DuChairperson & CEO SELL 50.0K $19.00 $950K
May 15, 26 Ying DuChairperson & CEO SELL 50.0K $20.74 $1.0M
May 14, 26 Ying DuChairperson & CEO SELL 50.0K $20.09 $1.0M
May 14, 26 Frazor Titus Edmondson IIIChief Legal Officer SELL 3.5K $20.19 $71K
May 13, 26 Ying DuChairperson & CEO SELL 33.8K $20.22 $683K
Apr 6, 26 Rafael AmadoSee Remarks SELL 2.7K $20.45 $56K
Apr 6, 26 Yajing ChenChief Financial Officer SELL 853 $20.45 $17K
Apr 6, 26 Ying DuChairperson & CEO SELL 2.7K $20.45 $54K
Apr 6, 26 Frazor Titus Edmondson IIIChief Legal Officer SELL 1.2K $20.45 $25K
Mar 17, 26 Richard GaynorDirector BUY 1.7K $18.91 $33K
Mar 13, 26 Rafael AmadoSee Remarks SELL 3.0K $18.63 $55K
Mar 13, 26 Yajing ChenChief Financial Officer SELL 1.7K $18.63 $32K
Mar 13, 26 Frazor Titus Edmondson IIIChief Legal Officer SELL 1.3K $18.63 $24K
Mar 13, 26 Joshua L SmileySee Remarks SELL 2.0K $18.63 $37K
Mar 11, 26 Ying DuChairperson & CEO SELL 1.1K $19.08 $20K
Mar 9, 26 Ying DuChairperson & CEO SELL 50.0K $19.03 $952K
Mar 6, 26 Ying DuChairperson & CEO SELL 50.0K $19.42 $971K
Mar 5, 26 Frazor Titus Edmondson IIIChief Legal Officer SELL 15.6K $19.06 $297K
Mar 5, 26 Ying DuChairperson & CEO SELL 50.0K $19.22 $961K
Mar 4, 26 Ying DuChairperson & CEO SELL 35.7K $19.32 $690K
Mar 3, 26 Rafael AmadoSee Remarks SELL 10.0K $17.38 $174K
Dec 31, 25 Rafael AmadoSee Remarks SELL 10.8K $17.43 $188K
Dec 16, 25 Frazor Titus Edmondson IIIChief Legal Officer SELL 8.7K $17.14 $148K
Nov 21, 25 Frazor Titus Edmondson IIIChief Legal Officer SELL 14.3K $19.78 $283K
Nov 3, 25 Yajing ChenChief Financial Officer SELL 240 $26.83 $6K
Oct 2, 25 Yajing ChenChief Financial Officer SELL 456 $34.25 $16K
Sep 10, 25 Joshua L SmileySee Remarks BUY 10.0K $28.91 $289K
Aug 18, 25 Frazor Titus Edmondson IIIChief Legal Officer SELL 1.9K $36.24 $68K
Aug 18, 25 Joshua L SmileySee Remarks SELL 6.6K $36.24 $241K
Aug 15, 25 Yajing ChenChief Financial Officer SELL 828 $35.53 $29K
Aug 13, 25 Ying DuChairperson & CEO SELL 46.4K $35.47 $1.6M
Aug 12, 25 Ying DuChairperson & CEO SELL 50.0K $34.25 $1.7M
Aug 11, 25 Ying DuChairperson & CEO SELL 50.0K $34.64 $1.7M
Aug 8, 25 Rafael AmadoSee Remarks SELL 3.0K $35.00 $105K
Aug 8, 25 Yajing ChenChief Financial Officer SELL 4.1K $34.01 $139K
Aug 8, 25 Ying DuChairperson & CEO SELL 50.0K $34.74 $1.7M
Jul 2, 25 Ying DuChairperson & CEO SELL 7.1K $35.23 $249K
Jun 30, 25 Ying DuChairperson & CEO SELL 6.9K $35.52 $246K
Jun 26, 25 Yajing ChenChief Financial Officer SELL 2.7K $36.13 $97K
Jun 26, 25 Ying DuChairperson & CEO SELL 23.7K $36.13 $855K
Jun 26, 25 Frazor Titus Edmondson IIIChief Legal Officer SELL 5.9K $36.13 $212K
Jun 20, 25 William LisDirector SELL 13.8K $35.67 $493K
Jun 2, 25 Yajing ChenChief Financial Officer SELL 9.6K $30.00 $289K
May 14, 25 Ying DuChairperson & CEO SELL 46.0K $28.83 $1.3M
May 13, 25 Ying DuChairperson & CEO SELL 47.8K $28.89 $1.4M
May 12, 25 Ying DuChairperson & CEO SELL 49.4K $29.92 $1.5M

ZLAB insider trading FAQ

Are insiders buying ZLAB stock?

Over the past 12 months, insiders at Zai Lab Ltd filed 3 open-market purchases worth $355K and 40 sales worth $17.3M on ZLAB, which makes them net sellers over the period. The most recent Form 4 was filed on Jul 1, 26.

Who has been buying ZLAB stock?

The largest recent open-market ZLAB insider purchase in our data was $289K by Joshua L Smiley, See Remarks, filed on Sep 10, 25.

How many insiders have traded ZLAB in the past year?

6 different insiders at Zai Lab Ltd filed open-market SEC Form 4 transactions on ZLAB over the last 12 months.

How can I track ZLAB insider trading in real time?

InsiderTape plots every ZLAB insider buy and sell directly on the price chart and flags new SEC Form 4 filings as they arrive, with cluster detection and buy/sell pressure. The data updates daily from SEC EDGAR.

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InsiderTape plots every Zai Lab Ltd insider buy and sell on the price chart, with buy/sell pressure, cluster detection, and alerts the moment new Form 4s hit. Start a free 7-day trial, cancel anytime.

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