Aon plc (AON) Debt to Equity Ratio: 1.77
Is Aon plc’s debt to equity ratio high or low?
Aon plc's debt to equity ratio of 1.77 is 58% below its 5-year average of 4.27, near the low end of its 5-year range (1.77–9.82).
As of Thursday, June 11, 2026. 24.52% below its 12-month average of 2.34.
AON Debt to Equity Ratio Chart
AON Average Debt to Equity Ratio Chart
AON Current vs Average Debt to Equity Ratio Chart
AON Debt to Equity Ratio Metrics
DEBT TO EQUITY RATIO
1.77
DEBT TO EQUITY RATIO AVG TTM
2.34
DEBT TO EQUITY RATIO AVG 3Y
2.34
DEBT TO EQUITY RATIO AVG 5Y
4.27
DEBT TO EQUITY RATIO AVG 10Y
2.73
DEBT TO EQUITY RATIO AVG 15Y
1.98
DEBT TO EQUITY RATIO AVG 20Y
1.56
CURRENT VS TTM AVG
-24.52%
CURRENT VS 3Y AVG
-24.52%
CURRENT VS 5Y AVG
-58.50%
CURRENT VS 10Y AVG
-35.24%
CURRENT VS 15Y AVG
-10.57%
CURRENT VS 20Y AVG
+13.50%
AON Competitors' Debt to Equity Ratio
| NAME | MARKET CAP | DEBT TO EQUITY RATIO | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| Aon plc (AON) | $71.83B | 1.77 | 2.34 | 2.34 | 4.27 |
| Moody's Corporation (MCO) | $76.92B | 1.81 | 1.99 | 2.33 | 2.78 |
| iShares Russell 2000 ETF (IWM) | $78.16B | N/A | N/A | N/A | N/A |
| Intercontinental Exchange, Inc. (ICE) | $79.15B | 0.70 | 0.72 | 0.79 | 0.77 |
| The Travelers Companies, Inc. (TRV) | $64.51B | 0.28 | 0.29 | 0.31 | 0.28 |
| Robinhood Markets, Inc. (HOOD) | $80.54B | 1.68 | 1.31 | 0.85 | 0.78 |
| Aflac Incorporated (AFL) | $59.61B | 0.29 | 0.29 | 0.32 | 0.29 |
| The Allstate Corporation (ALL) | $57.49B | 0.24 | 0.31 | 0.38 | 0.35 |
| Arthur J. Gallagher & Co. (AJG) | $56.56B | 0.60 | 0.64 | 0.69 | 0.72 |
| MetLife, Inc. (MET) | $55.42B | 0.71 | 0.70 | 0.66 | 0.52 |
Financial Health
Debt/Equity
1.77
Current Ratio
1.11
Aon plc Debt to Equity Ratio Formula & Definition
Debt to Equity measures financial leverage by comparing total debt to shareholders' equity.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
Aon plc Debt to Equity Ratio FAQ
- What is the debt to equity ratio for Aon plc (AON)?
- The debt to equity ratio for AON stock is 1.77.
- Is Aon plc's debt to equity ratio high or low?
- Aon plc's debt to equity ratio of 1.77 is 58% below its 5-year average of 4.27, near the low end of its 5-year range (1.77–9.82).
- What is the TTM average debt to equity ratio for Aon plc (AON)?
- The TTM average debt to equity ratio for AON stock is 2.34.
- What is the 3Y average debt to equity ratio for Aon plc (AON)?
- The 3Y average debt to equity ratio for AON stock is 2.34.
- What is the 5Y average debt to equity ratio for Aon plc (AON)?
- The 5Y average debt to equity ratio for AON stock is 4.27.
- What is the 10Y average debt to equity ratio for Aon plc (AON)?
- The 10Y average debt to equity ratio for AON stock is 2.73.
- What is the 15Y average debt to equity ratio for Aon plc (AON)?
- The 15Y average debt to equity ratio for AON stock is 1.98.
- What is the 20Y average debt to equity ratio for Aon plc (AON)?
- The 20Y average debt to equity ratio for AON stock is 1.56.
Aon plc Debt to Equity Ratio History
| DATE | DEBT TO EQUITY RATIO |
|---|---|
| 2025-12-31 | 1.77 |
| 2024-12-31 | 2.92 |
| 2021-12-31 | 9.82 |
| 2020-12-31 | 2.55 |
| 2019-12-31 | 2.54 |
| 2018-12-31 | 1.54 |
| 2017-12-31 | 1.34 |
| 2016-12-31 | 1.16 |
| 2015-12-31 | 0.96 |
| 2014-12-31 | 0.88 |
| 2013-12-31 | 0.56 |
| 2012-12-31 | 0.56 |
| 2011-12-31 | 0.56 |
| 2010-12-31 | 0.55 |
| 2009-12-31 | 0.37 |
| 2008-12-31 | 0.37 |
| 2007-12-31 | 0.34 |
| 2006-12-31 | 0.44 |
| 2005-12-31 | 0.40 |
| 2004-12-31 | 0.41 |
| 2003-12-31 | 0.48 |
| 2002-12-31 | 0.46 |
| 2001-12-31 | 0.55 |
| 2000-12-31 | 0.62 |
| 1999-12-31 | 0.63 |
| 1998-12-31 | 0.47 |
| 1997-12-31 | 0.50 |
| 1996-12-31 | 0.24 |
Related Metrics
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.
- Sector
- Financial Services
- Industry
- Insurance - Brokers
- CEO
- Gregory Clarence Case