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Aon plc (AON) EBITDA Margin: 31.13%

Is Aon plc’s EBITDA margin high or low?

Aon plc's EBITDA margin of 31.13% is in line with its 5-year average of 28.77%, near the high end of its 5-year range (21.15%–31.44%).

The EBITDA margin for Aon plc (AON) is 31.13% as of Wednesday, June 10, 2026. It is below its 12-month average by 0.50% (31.29%).

AON EBITDA Margin Chart

AON EBITDA Margin
31.13%-0.99% 1Y
Zoom

AON Average EBITDA Margin Chart

AON Current vs Average EBITDA Margin Chart

AON EBITDA Margin Metrics

EBITDA MARGIN

31.13%

EBITDA MARGIN AVG TTM

31.29%

EBITDA MARGIN AVG 3Y

30.61%

EBITDA MARGIN AVG 5Y

28.77%

EBITDA MARGIN AVG 10Y

25.47%

EBITDA MARGIN AVG 15Y

23.72%

EBITDA MARGIN AVG 20Y

21.96%

CURRENT VS TTM AVG

-0.50%

CURRENT VS 3Y AVG

+1.69%

CURRENT VS 5Y AVG

+8.20%

CURRENT VS 10Y AVG

+22.22%

CURRENT VS 15Y AVG

+31.25%

CURRENT VS 20Y AVG

+41.73%

AON Competitors' EBITDA Margin

NAMEMARKET CAPEBITDA MARGINTTM3Y5Y
Aon plc (AON)$72.59B31.13%31.29%30.61%28.77%
iShares Russell 2000 ETF (IWM)$77.63BN/AN/AN/AN/A
Robinhood Markets, Inc. (HOOD)$77.77B48.74%43.53%-1.12%-15.18%
Moody's Corporation (MCO)$78.69B50.98%49.01%45.68%47.50%
Intercontinental Exchange, Inc. (ICE)$79.31B52.56%52.11%47.43%52.41%
The Travelers Companies, Inc. (TRV)$64.72B18.23%16.96%14.25%14.49%
Aflac Incorporated (AFL)$59.74B31.68%32.61%29.65%26.91%
The Allstate Corporation (ALL)$57.72B21.12%15.85%7.93%11.10%
Arthur J. Gallagher & Co. (AJG)$57.28B26.26%26.54%25.06%24.17%
MetLife, Inc. (MET)$56.35B7.42%8.98%8.87%10.66%

Margin Comparison

Gross Margin

66.0%

EBITDA Margin

31.1%

Operating Margin

27.6%

Net Margin

22.5%

Formula: EBITDA Margin = (EBITDA / Revenue) × 100

Why EBITDA Margin matters:

  • Removes effects of depreciation policies (D&A)
  • Capital structure neutral (ignores interest)
  • Tax neutral (ignores tax differences)
  • Good proxy for operating cash generation

Aon plc EBITDA Margin Formula & Definition

EBITDA Margin = EBITDA / Revenue

EBITDA margin measures operating profitability before interest, taxes, depreciation, and amortization as a percentage of revenue.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

Aon plc EBITDA Margin FAQ

What is the EBITDA margin for Aon plc (AON)?
The EBITDA margin for AON stock is 31.13%.
Is Aon plc's EBITDA margin high or low?
Aon plc's EBITDA margin of 31.13% is in line with its 5-year average of 28.77%, near the high end of its 5-year range (21.15%–31.44%).
What is the TTM average EBITDA margin for Aon plc (AON)?
The TTM average EBITDA margin for AON stock is 31.29%.
What is the 3Y average EBITDA margin for Aon plc (AON)?
The 3Y average EBITDA margin for AON stock is 30.61%.
What is the 5Y average EBITDA margin for Aon plc (AON)?
The 5Y average EBITDA margin for AON stock is 28.77%.
What is the 10Y average EBITDA margin for Aon plc (AON)?
The 10Y average EBITDA margin for AON stock is 25.47%.
What is the 15Y average EBITDA margin for Aon plc (AON)?
The 15Y average EBITDA margin for AON stock is 23.72%.
What is the 20Y average EBITDA margin for Aon plc (AON)?
The 20Y average EBITDA margin for AON stock is 21.96%.

Aon plc EBITDA Margin History

DATEEBITDA MARGIN
2025-12-3131.13%
2024-12-3131.44%
2023-12-3129.22%
2022-12-3130.66%
2021-12-3121.15%
2020-12-3129.03%
2019-12-3124.89%
2018-12-3121.29%
2017-12-3118.58%
2016-12-3121.28%
2015-12-3121.51%
2014-12-3121.70%
2013-12-3120.17%
2012-12-3119.65%
2011-12-3119.62%
2010-12-3118.16%
2009-12-3117.29%
2008-12-3116.30%
2007-12-3118.39%
2006-12-3115.06%
2005-12-3114.72%
2004-12-3114.80%
2003-12-3115.40%
2002-12-31122.68%
2001-12-31200.85%
2000-12-31104.55%
1999-12-3115.13%
1998-12-3119.81%
1997-12-31197.18%
1996-12-31197.30%

About Aon plc

Aon plc is a global professional services firm that delivers expert advice and innovative solutions across the key areas of risk, retirement, and health. Its comprehensive commercial risk offerings include retail brokerage, cybersecurity consulting, global risk management strategies, and the administration of captive insurance programs. For health-related needs, Aon provides brokerage services for benefits and operates health care exchanges. The company is also active in the capital markets, specializing in treaty and facultative reinsurance, insurance-linked securities, and corporate finance advisory services such as capital raising, strategic guidance, restructuring, and mergers and acquisitions support. Additionally, Aon consults on the design and management of retirement programs, furnishes actuarial services, and advises on investment strategies for a wide array of plan types, including defined benefit and defined contribution plans, endowments, and foundations, for both public and private sector clients. The firm further extends its services through specific brands like CoverWallet, Affinity, Aon Inpoint, and ReView. Established in 1919, Aon plc's corporate headquarters are located in Dublin, Ireland.

Dublin
60,000 employees
Financial Services / Insurance - Brokers
Sector
Financial Services
Industry
Insurance - Brokers
CEO
Gregory Clarence Case