Marsh & McLennan Companies, Inc. (MRSH) Operating Margin: 21.70%
Is Marsh & McLennan Companies, Inc.’s operating margin high or low?
Marsh & McLennan Companies, Inc.'s operating margin of 21.70% is in line with its 5-year average of 21.71%, around the middle of its 5-year range (17.80%–23.78%).
As of Saturday, June 20, 2026. 7.34% below its 12-month average of 23.42%.
MRSH Operating Margin Chart
MRSH Average Operating Margin Chart
MRSH Current vs Average Operating Margin Chart
MRSH Operating Margin Metrics
OPERATING MARGIN
21.70%
OPERATING MARGIN AVG TTM
23.42%
OPERATING MARGIN AVG 3Y
22.68%
OPERATING MARGIN AVG 5Y
21.71%
OPERATING MARGIN AVG 10Y
20.08%
OPERATING MARGIN AVG 15Y
19.01%
OPERATING MARGIN AVG 20Y
15.66%
CURRENT VS TTM AVG
-7.34%
CURRENT VS 3Y AVG
-4.33%
CURRENT VS 5Y AVG
-0.07%
CURRENT VS 10Y AVG
+8.04%
CURRENT VS 15Y AVG
+14.13%
CURRENT VS 20Y AVG
+38.55%
MRSH Competitors' Operating Margin
| NAME | MARKET CAP | OPERATING MARGIN | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| Marsh & McLennan Companies, Inc. (MRSH) | $78.25B | 21.70% | 23.42% | 22.68% | 21.71% |
| Moody's Corporation (MCO)vs › | $78.73B | 44.16% | 43.34% | 40.19% | 42.01% |
| Apollo Global Management, Inc. (APO)vs › | $79.27B | 31.05% | 33.09% | 11.28% | 19.48% |
| Intercontinental Exchange, Inc. (ICE)vs › | $75.71B | 40.84% | 37.69% | 37.61% | 37.47% |
| iShares Russell 2000 ETF (IWM)vs › | $81.27B | N/A | N/A | N/A | N/A |
| KKR & Co. Inc. (KKR)vs › | $87.10B | 16.29% | 3.34% | 3.85% | 12.80% |
| Aon plc (AON)vs › | $67.86B | 27.56% | 24.86% | 26.85% | 24.95% |
| CME Group Inc. (CME)vs › | $89.28B | 65.57% | 64.50% | 62.66% | 60.18% |
| Marsh & McLennan Companies, Inc. (MMC)vs › | $89.82B | 21.70% | 23.42% | 22.68% | 21.71% |
| U.S. Bancorp (USB)vs › | $90.25B | 23.18% | 20.36% | 21.07% | 25.19% |
Operating Efficiency
Gross Margin
42.4%
Operating Margin
21.7%
Marsh & McLennan Companies, Inc. Operating Margin Formula & Definition
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
Marsh & McLennan Companies, Inc. Operating Margin FAQ
- What is the operating margin for Marsh & McLennan Companies, Inc. (MRSH)?
- The operating margin for MRSH stock is 21.70%.
- Is Marsh & McLennan Companies, Inc.'s operating margin high or low?
- Marsh & McLennan Companies, Inc.'s operating margin of 21.70% is in line with its 5-year average of 21.71%, around the middle of its 5-year range (17.80%–23.78%).
- What is the TTM average operating margin for Marsh & McLennan Companies, Inc. (MRSH)?
- The TTM average operating margin for MRSH stock is 23.42%.
- What is the 3Y average operating margin for Marsh & McLennan Companies, Inc. (MRSH)?
- The 3Y average operating margin for MRSH stock is 22.68%.
- What is the 5Y average operating margin for Marsh & McLennan Companies, Inc. (MRSH)?
- The 5Y average operating margin for MRSH stock is 21.71%.
- What is the 10Y average operating margin for Marsh & McLennan Companies, Inc. (MRSH)?
- The 10Y average operating margin for MRSH stock is 20.08%.
- What is the 15Y average operating margin for Marsh & McLennan Companies, Inc. (MRSH)?
- The 15Y average operating margin for MRSH stock is 19.01%.
- What is the 20Y average operating margin for Marsh & McLennan Companies, Inc. (MRSH)?
- The 20Y average operating margin for MRSH stock is 15.66%.
Marsh & McLennan Companies, Inc. Operating Margin History
| DATE | OPERATING MARGIN |
|---|---|
| 2025-12-31 | 23.06% |
| 2024-12-31 | 23.78% |
| 2023-12-31 | 23.23% |
| 2022-12-31 | 20.66% |
| 2021-12-31 | 21.76% |
| 2020-12-31 | 17.80% |
| 2019-12-31 | 16.08% |
| 2018-12-31 | 18.47% |
| 2017-12-31 | 18.93% |
| 2016-12-31 | 18.40% |
| 2015-12-31 | 18.76% |
| 2014-12-31 | 17.77% |
| 2013-12-31 | 16.94% |
| 2012-12-31 | 15.34% |
| 2011-12-31 | 14.21% |
| 2010-12-31 | 8.90% |
| 2009-12-31 | 7.91% |
| 2008-12-31 | 6.33% |
| 2007-12-31 | 7.57% |
| 2006-12-31 | 7.95% |
| 2005-12-31 | 5.06% |
| 2004-12-31 | 5.10% |
| 2003-12-31 | 21.54% |
| 2002-12-31 | 21.78% |
| 2001-12-31 | 17.86% |
| 2000-12-31 | 21.14% |
| 1999-12-31 | 16.02% |
| 1998-12-31 | 19.75% |
| 1997-12-31 | 13.28% |
| 1996-12-31 | 16.24% |
About Marsh & McLennan Companies, Inc.
Marsh & McLennan Companies, Inc. (MRSH) functions as a leading professional services organization, delivering expert guidance and innovative solutions to clients across the vital domains of risk management, strategic planning, and human capital. Based in New York City, the firm maintains a substantial global workforce, employing approximately 65,000 full-time professionals. This entity serves as the parent company for several prominent advisory and consulting brands. These include Marsh, renowned for its insurance brokerage services; Guy Carpenter, a specialist in risk and reinsurance; Mercer, which provides comprehensive human resources and investment-related financial advice; and Oliver Wyman Group, an influential management and economic consultancy. Marsh & McLennan structures its operations into two core business segments. The "Risk and Insurance Services" division encompasses activities such as risk management, along with comprehensive insurance and reinsurance brokerage and services. The "Consulting" division offers a broad spectrum of services, including health, retirement, talent, and investment consulting, as well as specialized advice in management, economics, and brand strategy. The Risk and Insurance Services segment's operations are primarily conducted through Marsh and Guy Carpenter, while Mercer and Oliver Wyman Group are the key contributors to the Consulting segment's offerings.
- Sector
- Financial Services
- Industry
- Insurance - Brokers
- CEO
- John Quinlan Doyle