Quest Diagnostics annual operating margin
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Quest Diagnostics Operating Margin Growth & History (DGX)
Quest Diagnostics's operating margin was 14.10% for fiscal 2025.
View full Quest Diagnostics company overviewQuest Diagnostics annual operating margin history
| Fiscal year | Period ended | Operating margin | Change (percentage points) |
|---|---|---|---|
| 2025 | 2025-12-31 | 14.10% | +0.47 pp |
| 2024 | 2024-12-31 | 13.63% | −0.01 pp |
| 2023 | 2023-12-31 | 13.64% | −0.81 pp |
| 2022 | 2022-12-31 | 14.45% | −7.62 pp |
| 2021 | 2021-12-31 | 22.07% | +1.18 pp |
| 2020 | 2020-12-31 | 20.89% | +4.95 pp |
| 2019 | 2019-12-31 | 15.93% | +1.31 pp |
| 2018 | 2018-12-31 | 14.62% | −1.12 pp |
| 2017 | 2017-12-31 | 15.74% | −1.96 pp |
| 2016 | 2016-12-31 | 17.70% | −0.97 pp |
| 2015 | 2015-12-31 | 18.67% | +5.45 pp |
| 2014 | 2014-12-31 | 13.22% | −7.42 pp |
| 2013 | 2013-12-31 | 20.64% | +4.37 pp |
| 2012 | 2012-12-31 | 16.27% | +2.91 pp |
| 2011 | 2011-12-31 | 13.35% | −4.33 pp |
| 2010 | 2010-12-31 | 17.68% | −0.55 pp |
| 2009 | 2009-12-31 | 18.23% | +1.37 pp |
| 2008 | 2008-12-31 | 16.86% | +0.58 pp |
| 2007 | 2007-12-31 | 16.28% | — |
Quest Diagnostics quarterly operating margin
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Q1.26
Q2.26
| Fiscal quarter | Period ended | Operating margin | Change (percentage points) |
|---|---|---|---|
| Q2 2026 | 2026-06-30 | 15.08% | −0.78 pp |
| Q1 2026 | 2026-03-31 | 13.78% | +0.74 pp |
| Q4 2025 | 2025-12-31 | 13.76% | −0.02 pp |
| Q3 2025 | 2025-09-30 | 13.71% | +0.44 pp |
| Q2 2025 | 2025-06-30 | 15.86% | +1.05 pp |
| Q1 2025 | 2025-03-31 | 13.05% | +0.37 pp |
| Q4 2024 | 2024-12-31 | 13.77% | +2.10 pp |
| Q3 2024 | 2024-09-30 | 13.26% | −1.64 pp |
| Q2 2024 | 2024-06-30 | 14.81% | −0.07 pp |
| Q1 2024 | 2024-03-31 | 12.68% | −0.40 pp |
| Q4 2023 | 2023-12-31 | 11.67% | +5.88 pp |
| Q3 2023 | 2023-09-30 | 14.90% | −0.87 pp |
| Q2 2023 | 2023-06-30 | 14.88% | −0.93 pp |
| Q1 2023 | 2023-03-31 | 13.08% | −6.56 pp |
| Q4 2022 | 2022-12-31 | 5.79% | −13.75 pp |
| Q3 2022 | 2022-09-30 | 15.77% | −7.74 pp |
| Q2 2022 | 2022-06-30 | 15.82% | −5.08 pp |
| Q1 2022 | 2022-03-31 | 19.65% | −4.62 pp |
| Q4 2021 | 2021-12-31 | 19.53% | −6.95 pp |
| Q3 2021 | 2021-09-30 | 23.50% | −2.27 pp |
| Q2 2021 | 2021-06-30 | 20.90% | +5.41 pp |
| Q1 2021 | 2021-03-31 | 24.26% | +14.66 pp |
| Q4 2020 | 2020-12-31 | 26.48% | +7.63 pp |
| Q3 2020 | 2020-09-30 | 25.77% | +9.77 pp |
| Q2 2020 | 2020-06-30 | 15.49% | −0.23 pp |
| Q1 2020 | 2020-03-31 | 9.60% | −3.51 pp |
| Q4 2019 | 2019-12-31 | 18.85% | +6.88 pp |
| Q3 2019 | 2019-09-30 | 16.00% | −0.09 pp |
| Q2 2019 | 2019-06-30 | 15.72% | −0.17 pp |
| Q1 2019 | 2019-03-31 | 13.11% | −1.32 pp |
| Q4 2018 | 2018-12-31 | 11.96% | −2.46 pp |
| Q3 2018 | 2018-09-30 | 16.09% | +0.04 pp |
| Q2 2018 | 2018-06-30 | 15.89% | −1.22 pp |
| Q1 2018 | 2018-03-31 | 14.44% | −0.92 pp |
| Q4 2017 | 2017-12-31 | 14.42% | −3.27 pp |
| Q3 2017 | 2017-09-30 | 16.06% | −1.03 pp |
| Q2 2017 | 2017-06-30 | 17.11% | −5.03 pp |
| Q1 2017 | 2017-03-31 | 15.35% | +1.56 pp |
| Q4 2016 | 2016-12-31 | 17.69% | +4.77 pp |
| Q3 2016 | 2016-09-30 | 17.08% | −16.48 pp |
| Q2 2016 | 2016-06-30 | 22.14% | +6.50 pp |
| Q1 2016 | 2016-03-31 | 13.79% | +1.40 pp |
| Q4 2015 | 2015-12-31 | 12.93% | −0.72 pp |
| Q3 2015 | 2015-09-30 | 33.56% | +20.12 pp |
| Q2 2015 | 2015-06-30 | 15.64% | +1.86 pp |
| Q1 2015 | 2015-03-31 | 12.40% | +0.49 pp |
| Q4 2014 | 2014-12-31 | 13.65% | −1.73 pp |
| Q3 2014 | 2014-09-30 | 13.45% | −25.09 pp |
| Q2 2014 | 2014-06-30 | 13.77% | −2.15 pp |
| Q1 2014 | 2014-03-31 | 11.91% | −0.79 pp |
| Q4 2013 | 2013-12-31 | 15.38% | +0.43 pp |
| Q3 2013 | 2013-09-30 | 38.53% | +21.81 pp |
| Q2 2013 | 2013-06-30 | 15.92% | −1.82 pp |
| Q1 2013 | 2013-03-31 | 12.70% | −2.90 pp |
| Q4 2012 | 2012-12-31 | 14.95% | −3.06 pp |
| Q3 2012 | 2012-09-30 | 16.72% | −0.17 pp |
| Q2 2012 | 2012-06-30 | 17.75% | +1.10 pp |
| Q1 2012 | 2012-03-31 | 15.60% | +13.90 pp |
| Q4 2011 | 2011-12-31 | 18.01% | +1.55 pp |
| Q3 2011 | 2011-09-30 | 16.89% | −1.17 pp |
| Q2 2011 | 2011-06-30 | 16.65% | −2.87 pp |
| Q1 2011 | 2011-03-31 | 1.70% | −14.84 pp |
| Q4 2010 | 2010-12-31 | 16.46% | −1.42 pp |
| Q3 2010 | 2010-09-30 | 18.07% | −0.29 pp |
| Q2 2010 | 2010-06-30 | 19.52% | +0.62 pp |
| Q1 2010 | 2010-03-31 | 16.54% | −1.22 pp |
| Q4 2009 | 2009-12-31 | 17.88% | +0.52 pp |
| Q3 2009 | 2009-09-30 | 18.36% | +1.59 pp |
| Q2 2009 | 2009-06-30 | 18.90% | — |
| Q1 2009 | 2009-03-31 | 17.76% | — |
| Q3 2008 | 2008-09-30 | 17.35% | — |
| Q2 2008 | 2008-06-30 | 16.76% | — |
Quest Diagnostics operating margin trends
Over the last five reported fiscal years, Quest Diagnostics's operating margin decreased from 20.89% to 14.10%, a change of −6.79 percentage points. The latest reported quarter, Q2 2026, shows 15.08%.
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 Quest Diagnostics filings at SEC.gov ↗