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Zai Lab
ZLAB · listed on Nasdaq · worth $2.71 billion
$24.03
+9.03% on Oct 23
No insider bought Zai Lab stock in the last year. They sold it 14 times, $3.65 million in all.
Red dot = an insider soldA number = that many on nearby days · click a mark to see who, or read the filing
The shares anyone can buy and sell, leaving out those held by insiders and big long-term owners.
97.1M shares
86% of all shares
Shares borrowed and sold by investors who expect the price to drop.
Company insiders
In the last year, five insiders sold Zai Lab stock and none bought. Three of the 14 sales are marked on the filing as planned in advance; most by company executives. The biggest seller was Ying Du, Chairperson & CEO.
Planned sales
Form 144 notices filed for Zai Lab in recent months, beside the Form 4 sales reported after each. A notice says a person intends to sell; it is not a sale.
Joshua L. Smiley filed to sell 98,653 shares on 20 Aug; no sale reported yetNotice on SEC.gov
CFO Yajing Chen filed to sell 260 shares on 19 Aug; sold 260 by 19 Aug10b5-1 plan adopted 9 Dec 2025 · Notice on SEC.gov
Director William Lis filed to sell 8,506 shares on 12 Aug; sold 8,506 by 12 Aug10b5-1 plan adopted 10 Sep 2025 · Notice on SEC.gov
Big investors
People and funds that reported owning 5% or more of Zai Lab, newest first.
Filed by someone who owns 5% or more and does not plan to influence the company.TCG Crossover GP II2.6%Jun 11
All reports
Every insider trade and SEC report we hold for Zai Lab.
Newest first
ReportedTradeInsiderOf their holdingShares @ priceValue
Aug 21SoldYajing ChenAug 21 · Traded Aug 19 · Chief Financial Officer · A trade scheduled ahead of time under a written plan, so its timing was set before the day it happened.260 @ $27.00$7K
Aug 13SoldWilliam LisAug 13 · Traded Aug 12 · Director · A trade scheduled ahead of time under a written plan, so its timing was set before the day it happened.8,506 @ $25.00$212.7K
Aug 13SoldYajing ChenAug 13 · Traded Aug 11 · Chief Financial Officer · A trade scheduled ahead of time under a written plan, so its timing was set before the day it happened.619 @ $25.00$15.5K
Jun 29SoldFrazor Titus Edmondson IIIJun 29 · Traded Jun 26 · Chief Legal Officer4,103 @ $17.46$71.6K
28 more with Pro →Analysts, earnings and news
Analysts' price target
$33.30 average
12 analysts
Analysts' opinions, which tend to run optimistic. Not our forecast or advice.
Profit vs what was expected
2 of 4 quarters above
Q1 '26−$0.46 a share+$0.07
Q4 '25−$0.46 a share−$0.04
Q3 '25−$0.33 a share−$0.04
Q2 '25−$0.37 a share+$0.05