NASDAQ: ZLAB
Zai Lab Ltd Stock

$16.65+0.17 (+1.03%)
Updated Jun 9, 2026
ZLAB Price
$16.65
Fair Value Price
N/A
Market Cap
$1.87B
52 Week Low
$15.96
52 Week High
$44.34
P/E
-9.79x
P/B
2.83x
P/S
4.6x
PEG
N/A
Dividend Yield
N/A
Revenue
$453.28M
Earnings
-$178.12M
Gross Margin
57.9%
Operating Margin
-38.37%
Profit Margin
-39.3%
Debt to Equity
0.66
Operating Cash Flow
-$101M
Beta
1.2
Next Earnings
Aug 6, 2026
Ex-Dividend
N/A
Next Dividend
N/A

ZLAB Overview

Operating primarily in Mainland China and Hong Kong, Zai Lab Limited is a biopharmaceutical company focused on the discovery, development, and commercialization of innovative medical treatments. Their therapeutic portfolio spans oncology, autoimmune conditions, infectious diseases, and neurological disorders. Currently available products in their portfolio include Zejula, a once-daily small-molecule PARP 1/2 inhibitor; Optune, a medical device leveraging tumor treating fields; NUZYRA, an antimicrobial agent for specific acute bacterial skin and skin structure infections and community-acquired bacterial pneumonia; and Qinlock, indicated for gastrointestinal stromal tumors. Beyond its commercial offerings, Zai Lab boasts an extensive pipeline of investigational therapies. These include Odronextamab for various B-cell lymphomas; Repotrectinib, a tyrosine kinase inhibitor targeting ROS1 and TRK pathways in both TKI-naïve and pretreated cancer patients; Margetuximab for breast and gastroesophageal cancers; Adagrasib for KRAS-G12C-mutated solid tumors like NSCLC, colorectal, and pancreatic cancers; and Bemarituzumab for gastric and gastroesophageal junction cancers. Further pipeline candidates encompass CLN-081 for EGFR exon 20 insertion NSCLC; Elzovantinib, an orally available multi-targeted kinase inhibitor; Tebotelimab, a tetravalent IgG4 monoclonal antibody; Retifanlimab, designed to block PD-1 interactions with its ligands; ZL-2309, an orally active and selective CDC7 kinase inhibitor; ZL-1201, a humanized IgG4 monoclonal antibody; Efgartigimod, aimed at reducing pathogenic immunoglobulin G antibodies; ZL-1102, a human nanobody against interleukin-17A; KarXT for psychiatric and neurological conditions; ZL-2313 and ZL-2314, both investigational EGFR inhibitors targeting specific mutations; and Sulbactam/durlobactam, intended for serious infections caused by Acinetobacter. Established in 2013, Zai Lab Limited maintains its corporate headquarters in Shanghai, China.

Zen Rating

Our proven quant model uses 115 proprietary factors, including AI, to determine ZLAB's potential to beat the market

DSell
  • Stocks with a Zen Rating of Sell (D) had an average loss of -4.50% per year. Learn More

Zen Rating Component Grades

C
Zen Rating uses advanced AI algorithms that detect subtle patterns in market data; it anticipates future trends that point to superior stock price results.

Industry: Biotech

Industry Rating
F
ZLAB
Ranked
#385 of 460

Top Ranked Stocks in Industry

Name / TickerPriceZen Rating
$229.19A
$52.99A
$15.78A
View Top Biotech Stocks

Be the first to know about important ZLAB news, forecast changes, insider trades & much more!

ZLAB News

Overview

Due Diligence Score

Industry Average (24)
You've viewed Due Diligence Score for 10/10 free stocks. Upgrade to Premium to see how ZLAB scored across 33 valuation, financial, forecast, performance, and dividend due diligence checks.

Due Diligence Checks

ZLAB is unprofitable, so we are unable to calculate its intrinsic value according to an updated version of Benjamin Graham's Formula from "The Intelligent Investor"
Below Benjamin Graham Formula Value Valuation
ZLAB is good value based on its book value relative to its share price (2.83x), compared to the US Biotechnology industry average (4.77x)
P/B vs Industry Valuation
ZLAB is unprofitable, so we... subscribe to Premium to read more.
PEG Value Valuation
There are 30 more ZLAB due diligence checks available for Premium users.

Valuation

ZLAB price to earnings (PE)

For valuing profitable companies with steady earnings

Company
-9.79x
Industry
17.38x
Market
14.33x

ZLAB price to book (PB)

For valuing companies that are loss-making or have lots of physical asset

Company
2.83x
Industry
4.77x
ZLAB is good value based... subscribe to Premium to read more.
P/B vs Industry Valuation

ZLAB's financial health

Profit margin

Revenue
$99.6M
Net Income
-$51.0M
Profit Margin
-51.2%
ZLAB's cash burn is expected... subscribe to Premium to read more.
Interest Coverage Financials
ZLAB's profit margin has increased... subscribe to Premium to read more.
Profit Margin Growth Financials

Assets to liabilities

Assets
$1.1B
Liabilities
$433.8M
Debt to equity
0.66
ZLAB's short-term assets ($944.73M) exceed... subscribe to Premium to read more.
Short-term Liabilities Financials
ZLAB's short-term assets ($944.73M) exceed... subscribe to Premium to read more.
Long-term Liabilities Financials
ZLAB's debt has increased relative... subscribe to Premium to read more.
Shrinking Debt Financials
ZLAB's debt to equity ratio... subscribe to Premium to read more.
Healthy Debt to Equity Financials

Cash flow

Operating
-$11.9M
Investing
-$22.3M
Financing
$5.6M
ZLAB's cash and short-term investments... subscribe to Premium to read more.
Debt Coverage Financials

ZLAB vs Biotech Stocks

TickerZen RatingMarket Cap1d %P/EP/B
ZLABD$1.87B+1.03%-9.79x2.83x
LKFTC$1.86B+1.58%N/A0.49x
ADMAC$1.88B+0.74%11.77x4.82x
OCULD$1.85B+3.80%-5.88x3.19x
VCELB$1.89B+3.52%86.12x5.31x

Zai Lab Stock FAQ

What is Zai Lab's quote symbol?

(NASDAQ: ZLAB) Zai Lab trades on the NASDAQ under the ticker symbol ZLAB. Zai Lab stock quotes can also be displayed as NASDAQ: ZLAB.

If you're new to stock investing, here's how to buy Zai Lab stock.

What is the 52 week high and low for Zai Lab (NASDAQ: ZLAB)?

(NASDAQ: ZLAB) Zai Lab's 52-week high was $44.34, and its 52-week low was $15.96. It is currently -62.45% from its 52-week high and 4.32% from its 52-week low.

How much is Zai Lab stock worth today?

(NASDAQ: ZLAB) Zai Lab currently has 1,123,548,580 outstanding shares. With Zai Lab stock trading at $16.65 per share, the total value of Zai Lab stock (market capitalization) is $1.87B.

Zai Lab stock was originally listed at a price of $27.93 in Sep 20, 2017. If you had invested in Zai Lab stock at $27.93, your return over the last 8 years would have been -40.39%, for an annualized return of -6.26% (not including any dividends or dividend reinvestments).

How much is Zai Lab's stock price per share?

(NASDAQ: ZLAB) Zai Lab stock price per share is $16.65 today (as of Jun 9, 2026).

What is Zai Lab's Market Cap?

(NASDAQ: ZLAB) Zai Lab's market cap is $1.87B, as of Jun 10, 2026.

Market cap (market capitalization) is the total market value of a publicly traded company's outstanding shares.

Zai Lab's market cap is calculated by multiplying ZLAB's current stock price of $16.65 by ZLAB's total outstanding shares of 1,123,548,580.
WallStreetZen does not provide financial advice and does not issue recommendations or offers to buy stock or sell any security.

Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.