Zai Lab (ZLAB)

Healthcare · Biotechnology
$24.99 +0.73% on the day Market cap $2.6B 52-week range $15.96 to $32.76 Prices as of Oct 11, 2026

What the price implies

A reverse DCF: instead of guessing a fair value, it asks what growth today's price already assumes. How it works.

Zai Lab's free cash flow was negative in fiscal 2025, so a cash-flow reverse DCF doesn't give a meaningful answer. The Modeling tab works from revenue and margins instead.

Fundamental grade

F

Five factors scored 1 to 9 from ZLAB's latest numbers, weighted into one grade. It describes the business, not whether the stock is a buy.

Valuation4
Profitability1
Growth0
Financial health6
Cash efficiency0

Results from SEC filings

Fiscal years, from Zai Lab's 10-K filings. Ten years of the full income statement, balance sheet and cash flow.

Fiscal year20212022202320242025
Revenue$144M$213M$267M$398M$457M
Net income-$704M-$443M-$335M-$257M-$176M
Free cash flow-$568M-$392M-$205M-$221M-$159M
EPS (diluted)-$0.76-$0.46-$0.35-$0.26-$0.16
Operating margin-485.8%-190.1%-137.4%-71.0%-50.2%

Where the revenue comes from

Revenue by products, fiscal 2025. Every breakdown, year by year.

ZEJULA$189M41%
VYVGART / VYVGART Hytrulo$94M21%
NUZYRA$61M13%
OPTUNE$48M11%
QINLOCK$36M8%
XACDURO$23M5%

Superinvestors who own ZLAB

From each investor's latest 13F filing (what a 13F shows). 1 of the investors we track hold it.

InvestorLast quarterValue% of portfolioQuarter
Ron Baron
Baron Capital (BAMCO)
Trimmed $31M0.05%Q2 2026

Insider buying

Open-market purchases by Zai Lab's executives and directors in the last 12 months, from SEC Form 4 filings. What insider buying tells you.

DateInsiderSharesPriceValue
Mar 17, 2026 Richard Gaynor
1,731$18.91$32,733

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In the full deep dive

DCF fair value per share
Yearly return (IRR) at today's price
Growth implied by revenue and margins
15+ years of statements and quarters

Questions

Are Zai Lab insiders buying the stock?

1 open-market insider purchase of ZLAB in the last 12 months, from SEC Form 4 filings.

Which superinvestors own Zai Lab?

1 of the superinvestors Investingly tracks hold ZLAB in their latest 13F, including Ron Baron.

Prices and ratios as of Oct 11, 2026; statements from SEC filings. Information only, not investment advice. Superinvestor holdings come from 13F filings, which are filed up to 45 days after each quarter ends.