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Zai Lab (ZLAB) Insider Trading & Ownership

Zai Lab logo
$18.80 -1.80 (-8.72%)
As of 02:40 PM Eastern
This is a fair market value price provided by Massive. Learn more.

Zai Lab (NASDAQ:ZLAB) Insider Buying and Selling Activity

Current
Insider Ownership
Percentage
4.88%
Number Of
Insiders Buying
(Last 12 Months)
2
Amount Of
Insider Buying
(Last 12 Months)
$321.83K
Number Of
Insiders Selling
(Last 12 Months)
5
Amount Of
Insider Selling
(Last 12 Months)
$10.01M
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ZLAB Insider Buying and Selling by Quarter

Zai Lab Insider and Congressional Trades History

Transaction DateInsiderBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails
5/14/2026Sell50,000$20.09$1,004,500.00  
4/6/2026Sell3,017$20.45$61,697.65  
4/6/2026Sell2,739$20.45$56,012.55  
4/6/2026Sell853$20.45$17,443.85  
4/6/2026Sell2,653$20.45$54,253.85  
4/2/2026Sell9,614$20.39$196,029.46  
4/2/2026Sell9,910$20.39$202,064.90  
4/2/2026Sell5,199$20.39$106,007.61  
4/2/2026Sell5,576$20.39$113,694.64  
3/17/2026Buy1,731$18.91$32,733.21  
3/13/2026Sell1,966$18.63$36,626.58  
3/13/2026Sell2,957$18.63$55,088.91  
3/13/2026Sell1,703$18.63$31,726.89  
12/31/2025Sell10,787$17.43$188,017.41  
11/3/2025Sell240$26.83$6,439.20  
9/10/2025Buy10,000$28.91$289,100.00  
8/18/2025Sell6,641$36.24$240,669.84  
8/15/2025Sell1,438$35.42$50,933.96  
8/13/2025Sell46,387$35.47$1,645,346.89  
8/11/2025Sell50,000$34.64$1,732,000.00  
8/8/2025Sell3,000$35.00$105,000.00  
8/8/2025Sell4,096$34.01$139,304.96  
8/8/2025Sell50,000$34.74$1,737,000.00  
7/2/2025Sell7,072$35.23$249,146.56  
6/30/2025Sell6,918$35.52$245,727.36  
6/26/2025Sell2,675$36.13$96,647.75  
6/26/2025Sell23,669$36.13$855,160.97  
6/20/2025
William Lis
Director
Sell13,814$35.67$492,745.38  
6/2/2025Sell9,618$30.00$288,540.00  
(Data available from 1/1/2013 forward)

ZLAB Insider Trading Activity - Frequently Asked Questions

4.88% of Zai Lab stock is owned by insiders. Learn more on ZLAB's insider holdings.

The following insiders have purchased ZLAB shares in the last 24 months: Joshua L Smiley ($289,100.00), and Richard Gaynor ($32,733.21).

Insiders have purchased a total of 11,731 ZLAB shares in the last 24 months for a total of $321,833.21 bought.

The following insiders have sold ZLAB shares in the last 24 months: Frazor Titus Edmondson III ($698,512.67), Harald Reinhart ($133,014.90), Joshua L Smiley ($607,571.37), Rafael Amado ($920,695.01), William Lis ($672,821.42), Yajing Chen ($995,693.66), and Ying Du ($14,570,950.69).

Insiders have sold a total of 630,544 Zai Lab shares in the last 24 months for a total of $18,599,259.72 sold.



This page (NASDAQ:ZLAB) was last updated on 5/18/2026 by MarketBeat.com Staff.
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