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Quest Diagnostics revenue

Quest Diagnostics's revenue was $11.04bn in fiscal 2025, up 11.8% on the year before. Since fiscal 2009 ($7.46bn) it has grown at a compound 2.5% a year. Over the last twelve months it was $11.84bn.

Revenue history

US$ billions unless shown otherwise. Fiscal years, plus the last twelve months (LTM) when newer.

Quest Diagnostics: revenue history, annual
Fiscal year2009Dec 20092010Dec 20102011Dec 20112012Dec 20122013Dec 20132014Dec 20142015Dec 20152016Dec 20162017Dec 20172018Dec 20182019Dec 20192020Dec 20202021Dec 20212022Dec 20222023Dec 20232024Dec 20242025Dec 2025LTMSept 2026
Revenue7.57.37.47.47.17.47.57.27.47.57.79.410.89.99.39.911.011.8
Growth on the year before—−2.6%+1.8%−0.1%−3.2%+4.0%+0.8%−3.7%+2.6%+1.7%+2.6%+22.1%+14.3%−8.4%−6.4%+6.7%+11.8%—
Gross profit3.13.13.03.02.82.82.82.92.72.62.73.64.23.43.13.23.73.9

Revenue as reported in the company's 10-K and 10-Q filings (for banks, net interest income plus non-interest income). Growth is left blank when the earlier figure was zero or negative.

Where the revenue comes from

Fiscal year to December 31, 2025
Segments
Line of business Revenue Share YoY
Diagnostic Information Services Business $10.8B 97.7% ▲ 12.2%
All Other Segments $250M 2.3% ▼ 3.1%

From Quest Diagnostics's 10-K filed February 26, 2026, as tagged in the filing. View filing. Indented rows are part of the line above; their share is of that line. In the bars, the faint bar behind is the year before.

Revenue against peers

Health Care Services: the closest covered companies by revenue. Last twelve months.

CompanyRevenueGrowth3-year growth a year
Quest Diagnostics $11.84bn 9.1% 8.4%
DaVita $14.17bn 6.4% 6.0%
Labcorp $14.59bn 6.0% 6.6%
Brightspring Health Services, Inc. $15.25bn 35.9% —
Agilon Health, Inc. $5.92bn 0.3% 22.9%
Option Care Health, Inc. $5.69bn 5.9% 11.3%

Compare with peers

Head to head: DGX vs DVADGX vs LHBTSG vs DGX

More: Health Care Services stocks compared, Health Care sector, rankings of US companies

Figures from Quest Diagnostics's SEC filings (10-K and 10-Q), retrieved October 24, 2026. How we read and check them: methodology and data sources. Not investment advice. Back to Quest Diagnostics.