Basis: Latest reported fiscal quarter. Source: stored company filings and market data; unavailable inputs remain N/A.
Is the operating margin high or low?
The operating margin of 15.08% is in line with its 5-year average of 14.74%, around the middle of its 5-year range (5.79%–23.50%).
As of the fiscal period ended Tuesday, June 30, 2026. 4.21% above its 12-month average of 14.47%.
Reported quarterly operating margin; no daily interpolation.
OPERATING MARGIN
15.08%
OPERATING MARGIN AVG TTM
14.47%
OPERATING MARGIN AVG 3Y
13.95%
OPERATING MARGIN AVG 5Y
14.74%
OPERATING MARGIN AVG 10Y
15.00%
OPERATING MARGIN AVG 15Y
14.96%
OPERATING MARGIN AVG 20Y
15.65%
CURRENT VS TTM AVG
+4.21%
CURRENT VS 3Y AVG
+8.10%
CURRENT VS 5Y AVG
+2.36%
CURRENT VS 10Y AVG
+0.53%
CURRENT VS 15Y AVG
+0.85%
CURRENT VS 20Y AVG
-3.60%
SECTOR MEDIAN · HEALTHCARE
15.30%
median of 76 covered companies
CURRENT VS SECTOR MEDIAN
-1.41%
vs the sector median at left
Quest Diagnostics Incorporated
Market Cap
$26.21B
Operating Margin
15.08%
TTM Avg
14.47%
3Y Avg
13.95%
5Y Avg
14.74%
Market Cap
$26.46B
Operating Margin
11.27%
TTM Avg
9.61%
3Y Avg
9.32%
5Y Avg
13.00%
Market Cap
$24.72B
Operating Margin
20.64%
TTM Avg
20.32%
3Y Avg
22.80%
5Y Avg
22.92%
Market Cap
$24.54B
Operating Margin
31.57%
TTM Avg
14.26%
3Y Avg
15.92%
5Y Avg
12.23%
Market Cap
$24.03B
Operating Margin
-158.13%
TTM Avg
-140.72%
3Y Avg
-73.36%
5Y Avg
-52.24%
Market Cap
$29.02B
Operating Margin
28.69%
TTM Avg
28.45%
3Y Avg
28.53%
5Y Avg
27.71%
Market Cap
$29.60B
Operating Margin
20.81%
TTM Avg
2.82%
3Y Avg
-21.37%
5Y Avg
-56.25%
| NAME | MARKET CAP | OPERATING MARGIN | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| Quest Diagnostics Incorporated (DGX) | $26.21B | 15.08% | 14.47% | 13.95% | 14.74% |
| Labcorp Holdings Inc. (LH)vs › | $26.46B | 11.27% | 9.61% | 9.32% | 13.00% |
| West Pharmaceutical Services, Inc. (WST)vs › | $24.72B | 20.64% | 20.32% | 22.80% | 22.92% |
| Incyte Corporation (INCY)vs › | $24.54B | 31.57% | 14.26% | 15.92% | 12.23% |
| Moderna, Inc. (MRNA)vs › | $24.03B | -158.13% | -140.72% | -73.36% | -52.24% |
| Mettler-Toledo International Inc. (MTD)vs › | $29.02B | 28.69% | 28.45% | 28.53% | 27.71% |
| BioNTech SE (BNTX)vs › | $23.31B | -22.63% | -35.20% | 5.18% | 14.03% |
| STERIS plc (STE)vs › | $23.22B | 18.83% | 17.21% | 17.04% | 16.18% |
| Alnylam Pharmaceuticals, Inc. (ALNY)vs › | $29.60B | 20.81% | 2.82% | -21.37% | -56.25% |
| Medline Inc. (MDLN)vs › | $29.63B | 7.04% | 8.25% | 6.70% | 6.70% |
Gross Margin
33.1%
Operating Margin
15.1%
Operating Margin = Operating Income / Revenue
Operating margin is the percentage of revenue remaining after operating expenses, reflecting operating efficiency.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
| DATE | OPERATING MARGIN |
|---|---|
| 2026-06-30 | 15.08% |
| 2026-03-31 | 13.78% |
| 2025-12-31 | 13.93% |
| 2025-09-30 | 13.71% |
| 2025-06-30 | 15.86% |
| 2025-03-31 | 13.05% |
| 2024-12-31 | 13.77% |
| 2024-09-30 | 13.26% |
| 2024-06-30 | 14.81% |
| 2024-03-31 | 12.68% |
| 2023-12-31 | 11.67% |
| 2023-09-30 | 14.90% |
| 2023-06-30 | 14.88% |
| 2023-03-31 | 13.08% |
| 2022-12-31 | 5.79% |
| 2022-09-30 | 15.77% |
| 2022-06-30 | 15.82% |
| 2022-03-31 | 19.65% |
| 2021-12-31 | 19.53% |
| 2021-09-30 | 23.50% |
| 2021-06-30 | 20.90% |
| 2021-03-31 | 24.26% |
| 2020-12-31 | 26.48% |
| 2020-09-30 | 25.77% |
| 2020-06-30 | 15.49% |
| 2020-03-31 | 9.60% |
| 2019-12-31 | 18.85% |
| 2019-09-30 | 16.00% |
| 2019-06-30 | 15.72% |
| 2019-03-31 | 13.11% |
| 2018-12-31 | 11.96% |
| 2018-09-30 | 16.09% |
| 2018-06-30 | 15.89% |
| 2018-03-31 | 14.44% |
| 2017-12-31 | 13.89% |
| 2017-09-30 | 15.43% |
| 2017-06-30 | 16.42% |
| 2017-03-31 | 14.69% |
| 2016-12-31 | 14.83% |
| 2016-09-30 | 17.08% |
| 2016-06-30 | 22.14% |
| 2016-03-31 | 13.79% |
| 2015-12-31 | 12.93% |
| 2015-09-30 | 33.56% |
| 2015-06-30 | 15.64% |
| 2015-03-31 | 12.40% |
| 2014-12-31 | 13.65% |
| 2014-09-30 | 13.45% |
| 2014-06-30 | 13.77% |
| 2014-03-31 | 11.91% |
| 2013-12-31 | 15.38% |
| 2013-09-30 | 38.58% |
| 2013-06-30 | 15.90% |
| 2013-03-31 | 12.71% |
| 2012-12-31 | 14.94% |
| 2012-09-30 | 16.67% |
| 2012-06-30 | 17.55% |
| 2012-03-31 | 15.47% |
| 2011-12-31 | 17.30% |
| 2011-09-30 | 16.90% |
| 2011-06-30 | 16.65% |
| 2011-03-31 | 14.66% |
| 2010-12-31 | 16.13% |
| 2010-09-30 | 18.06% |
| 2010-06-30 | 19.52% |
| 2010-03-31 | 16.54% |
| 2009-12-31 | 17.88% |
| 2009-09-30 | 18.36% |
| 2009-06-30 | 18.90% |
| 2009-03-31 | 17.76% |
| 2008-12-31 | 17.61% |
| 2008-09-30 | 17.35% |
| 2008-06-30 | 16.76% |
| 2008-03-31 | 15.70% |
| 2007-12-31 | 17.63% |
| 2007-09-30 | 17.32% |
| 2007-06-30 | 16.60% |
| 2007-03-31 | 13.16% |
| 2006-12-31 | 18.02% |
| 2006-09-30 | 18.50% |
| 2006-06-30 | 16.58% |
| 2006-03-31 | 15.72% |
| 2005-12-31 | 16.30% |
| 2005-09-30 | 17.73% |
| 2005-06-30 | 18.96% |
| 2005-03-31 | 17.42% |
| 2004-12-31 | 17.99% |
| 2004-09-30 | 17.96% |
| 2004-06-30 | 17.73% |
| 2004-03-31 | 16.63% |
| 2003-12-31 | 16.28% |
| 2003-09-30 | 17.81% |
| 2003-06-30 | 17.93% |
| 2003-03-31 | 14.96% |
| 2002-12-31 | 14.05% |
| 2002-09-30 | 15.02% |