Zai Lab Operating Margin Growth & History (ZLAB)

Zai Lab's operating margin was −50.18% for fiscal 2025.

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Zai Lab annual operating margin history

Zai Lab annual operating margin

Fiscal yearPeriod endedOperating marginChange (percentage points)
20252025-12-31−50.18%+20.77 pp
20242024-12-31−70.95%+66.49 pp
20232023-12-31−137.44%+52.69 pp
20222022-12-31−190.13%+295.67 pp
20212021-12-31−485.80%+130.65 pp
20202020-12-31−616.45%+948.40 pp
20192019-12-31−1,564.85%+108332.82 pp
20182018-12-31−109,897.67%

Zai Lab operating margin trends

Over the last five reported fiscal years, Zai Lab's operating margin increased from −616.45% to −50.18%, a change of +566.26 percentage points. The latest reported quarter, Q2 2026, shows −72.33%.

About the metric

What operating margin means

Operating margin measures the percentage of revenue left after operating costs and expenses. It shows how much operating profit a company generates from each dollar of revenue.

Calculation and source

How operating margin is calculated

TickerStat calculates operating margin as SEC-reported operating income divided by SEC-reported revenue for the same fiscal period. Changes are shown in percentage points. Fiscal periods can differ from calendar years, so exact period-end dates are included.

Review Zai Lab filings at SEC.gov ↗