Aon plc (AON) PE Ratio: 18.66
Is Aon plc’s P/E ratio high or low?
Aon plc's P/E ratio of 18.66 is 42% below its 5-year average of 32.11, near the low end of its 5-year range (16.92–81.20).
The P/E ratio for Aon plc (AON) is 18.66 as of Wednesday, June 10, 2026. It is below its 12-month average by 27.45% (25.72).
PE Ratio (18.66) = Close Price ($339.90) / Diluted TTM EPS ($18.22)
AON PE Ratio Chart
AON Average PE Ratio Chart
AON Current vs Average PE Ratio Chart
AON PE Ratio Metrics
PE RATIO
18.66
PE RATIO AVG TTM
25.72
PE RATIO AVG 3Y
26.51
PE RATIO AVG 5Y
32.11
PE RATIO AVG 10Y
30.78
PE RATIO AVG 15Y
27.38
PE RATIO AVG 20Y
24.55
CURRENT VS TTM AVG
-27.45%
CURRENT VS 3Y AVG
-29.61%
CURRENT VS 5Y AVG
-41.89%
CURRENT VS 10Y AVG
-39.37%
CURRENT VS 15Y AVG
-31.84%
CURRENT VS 20Y AVG
-23.99%
AON Competitors' PE Ratio
| NAME | MARKET CAP | PE RATIO | TTM | 3Y | 5Y |
|---|---|---|---|---|---|
| Aon plc (AON) | $72.59B | 18.66 | 25.72 | 26.51 | 32.11 |
| iShares Russell 2000 ETF (IWM) | $77.63B | N/A | N/A | N/A | N/A |
| Robinhood Markets, Inc. (HOOD) | $77.77B | 41.72 | 49.04 | 62.98 | 62.98 |
| Moody's Corporation (MCO) | $78.69B | 32.33 | 38.46 | 42.22 | 38.61 |
| Intercontinental Exchange, Inc. (ICE) | $79.31B | 20.44 | 30.10 | 33.49 | 29.87 |
| The Travelers Companies, Inc. (TRV) | $64.72B | 9.06 | 11.28 | 14.22 | 13.43 |
| Aflac Incorporated (AFL) | $59.74B | 13.40 | 17.51 | 13.61 | 11.68 |
| The Allstate Corporation (ALL) | $57.72B | 4.95 | 7.90 | 13.48 | 14.37 |
| Arthur J. Gallagher & Co. (AJG) | $57.28B | 36.04 | 40.95 | 47.39 | 42.86 |
| MetLife, Inc. (MET) | $56.35B | 16.97 | 14.42 | 18.86 | 16.75 |
P/E vs. its own history
At 18.7, P/E is cheaper than usual — richer than 25% of its 20-year range.
20-year low
6.1
median
21.9
20-year high
81.2
P/E Comparison
Trailing P/E
18.7
Forward P/E
17.8
Forward P/E Calculation
View All Analyst EstimatesForward P/E is calculated using analyst consensus EPS estimates for the current or next fiscal year.
Calculation:
Current Price
$339.90
Forward EPS (Est.)
$19.15
Forward P/E
17.75
Source: FMP Analyst Consensus Estimates. Forward EPS represents the average analyst estimate for the nearest fiscal year.
Aon plc PE Ratio Formula & Definition
PE Ratio = Share Price / Diluted EPS (TTM)
The price-to-earnings ratio measures how much investors pay for each dollar of trailing earnings. A lower PE can indicate a cheaper valuation; a higher PE implies higher growth expectations.
Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute
Aon plc PE Ratio FAQ
- What is the P/E ratio for Aon plc (AON)?
- The P/E ratio for AON stock is 18.66.
- Is Aon plc's P/E ratio high or low?
- Aon plc's P/E ratio of 18.66 is 42% below its 5-year average of 32.11, near the low end of its 5-year range (16.92–81.20).
- What is the TTM average P/E ratio for Aon plc (AON)?
- The TTM average P/E ratio for AON stock is 25.72.
- What is the 3Y average P/E ratio for Aon plc (AON)?
- The 3Y average P/E ratio for AON stock is 26.51.
- What is the 5Y average P/E ratio for Aon plc (AON)?
- The 5Y average P/E ratio for AON stock is 32.11.
- What is the 10Y average P/E ratio for Aon plc (AON)?
- The 10Y average P/E ratio for AON stock is 30.78.
- What is the 15Y average P/E ratio for Aon plc (AON)?
- The 15Y average P/E ratio for AON stock is 27.38.
- What is the 20Y average P/E ratio for Aon plc (AON)?
- The 20Y average P/E ratio for AON stock is 24.55.
Aon plc PE Ratio History
| DATE | PE RATIO |
|---|---|
| 2026-06-10 | 18.66 |
| 2026-06-09 | 18.20 |
| 2026-06-08 | 17.88 |
| 2026-06-05 | 18.03 |
| 2026-06-04 | 17.69 |
| 2026-06-03 | 17.32 |
| 2026-06-02 | 17.45 |
| 2026-06-01 | 17.59 |
| 2026-05-29 | 17.35 |
| 2026-05-28 | 17.47 |
| 2026-05-27 | 17.48 |
| 2026-05-26 | 17.52 |
| 2026-05-22 | 17.83 |
| 2026-05-21 | 17.79 |
| 2026-05-20 | 17.63 |
| 2026-05-19 | 17.76 |
| 2026-05-18 | 17.92 |
| 2026-05-15 | 17.41 |
| 2026-05-14 | 17.31 |
| 2026-05-13 | 17.06 |
| 2026-05-12 | 17.36 |
| 2026-05-11 | 17.13 |
| 2026-05-08 | 17.17 |
| 2026-05-07 | 17.21 |
| 2026-05-06 | 16.92 |
| 2026-05-05 | 17.26 |
| 2026-05-04 | 17.28 |
| 2026-05-01 | 17.10 |
| 2026-04-30 | 18.31 |
| 2026-04-29 | 18.95 |
| 2026-04-28 | 18.90 |
| 2026-04-27 | 19.02 |
| 2026-04-24 | 18.87 |
| 2026-04-23 | 19.01 |
| 2026-04-22 | 19.20 |
| 2026-04-21 | 19.70 |
| 2026-04-20 | 19.50 |
| 2026-04-17 | 19.49 |
| 2026-04-16 | 19.70 |
| 2026-04-15 | 19.28 |
| 2026-04-14 | 18.98 |
| 2026-04-13 | 19.12 |
| 2026-04-10 | 18.36 |
| 2026-04-09 | 19.12 |
| 2026-04-08 | 19.37 |
| 2026-04-07 | 18.95 |
| 2026-04-06 | 19.16 |
| 2026-04-02 | 18.99 |
| 2026-04-01 | 18.88 |
| 2026-03-31 | 18.96 |
| 2026-03-30 | 19.04 |
| 2026-03-27 | 18.43 |
| 2026-03-26 | 19.02 |
| 2026-03-25 | 18.89 |
| 2026-03-24 | 19.21 |
| 2026-03-23 | 19.15 |
| 2026-03-20 | 19.13 |
| 2026-03-19 | 18.62 |
| 2026-03-18 | 18.68 |
| 2026-03-17 | 18.87 |
| 2026-03-16 | 19.20 |
| 2026-03-13 | 18.88 |
| 2026-03-12 | 18.56 |
| 2026-03-11 | 18.62 |
| 2026-03-10 | 18.86 |
| 2026-03-09 | 19.56 |
| 2026-03-06 | 20.01 |
| 2026-03-05 | 19.90 |
| 2026-03-04 | 20.05 |
| 2026-03-03 | 19.92 |
| 2026-03-02 | 19.85 |
| 2026-02-27 | 19.71 |
| 2026-02-26 | 19.40 |
| 2026-02-25 | 19.08 |
| 2026-02-24 | 18.76 |
| 2026-02-23 | 18.53 |
| 2026-02-20 | 19.10 |
| 2026-02-19 | 19.05 |
| 2026-02-18 | 18.98 |
| 2026-02-17 | 19.15 |
| 2026-02-13 | 18.90 |
| 2026-02-12 | 25.20 |
| 2026-02-11 | 24.84 |
| 2026-02-10 | 25.47 |
| 2026-02-09 | 24.87 |
| 2026-02-06 | 27.41 |
| 2026-02-05 | 27.51 |
| 2026-02-04 | 28.06 |
| 2026-02-03 | 27.79 |
| 2026-02-02 | 28.01 |
| 2026-01-30 | 28.02 |
| 2026-01-29 | 27.48 |
| 2026-01-28 | 26.68 |
| 2026-01-27 | 26.50 |
| 2026-01-26 | 27.15 |
| 2026-01-23 | 27.14 |
| 2026-01-22 | 26.92 |
| 2026-01-21 | 26.66 |
| 2026-01-20 | 27.20 |
| 2026-01-16 | 27.55 |
| 2026-01-15 | 27.63 |
| 2026-01-14 | 27.72 |
| 2026-01-13 | 27.61 |
| 2026-01-12 | 28.08 |
| 2026-01-09 | 28.11 |
| 2026-01-08 | 28.20 |
| 2026-01-07 | 28.04 |
| 2026-01-06 | 28.02 |
| 2026-01-05 | 28.15 |
| 2026-01-02 | 27.59 |
| 2025-12-31 | 28.28 |
| 2025-12-30 | 28.56 |
| 2025-12-29 | 28.58 |
| 2025-12-26 | 28.58 |
| 2025-12-24 | 28.58 |
| 2025-12-23 | 28.52 |
| 2025-12-22 | 28.48 |
| 2025-12-19 | 28.05 |
| 2025-12-18 | 28.29 |
| 2025-12-17 | 28.21 |
| 2025-12-16 | 28.19 |
| 2025-12-15 | 28.37 |
| 2025-12-12 | 28.35 |
| 2025-12-11 | 27.84 |
| 2025-12-10 | 27.25 |
| 2025-12-09 | 27.74 |
| 2025-12-08 | 27.52 |
| 2025-12-05 | 27.66 |
| 2025-12-04 | 27.86 |
| 2025-12-03 | 27.60 |
| 2025-12-02 | 27.70 |
| 2025-12-01 | 28.14 |
| 2025-11-28 | 28.36 |
| 2025-11-26 | 28.25 |
| 2025-11-25 | 28.12 |
| 2025-11-24 | 27.62 |
| 2025-11-21 | 27.77 |
| 2025-11-20 | 27.72 |
| 2025-11-19 | 27.58 |
| 2025-11-18 | 27.93 |
| 2025-11-17 | 28.05 |
| 2025-11-14 | 28.06 |
| 2025-11-13 | 28.12 |
| 2025-11-12 | 28.05 |
| 2025-11-11 | 28.04 |
| 2025-11-10 | 27.63 |
| 2025-11-07 | 27.75 |
| 2025-11-06 | 27.24 |
| 2025-11-05 | 27.38 |
| 2025-11-04 | 27.58 |
| 2025-11-03 | 27.23 |
| 2025-10-31 | 27.30 |
| 2025-10-30 | 27.49 |
| 2025-10-29 | 27.31 |
| 2025-10-28 | 27.63 |
| 2025-10-27 | 28.21 |
| 2025-10-24 | 28.29 |
| 2025-10-23 | 28.59 |
| 2025-10-22 | 28.74 |
| 2025-10-21 | 28.76 |
| 2025-10-20 | 28.82 |
| 2025-10-17 | 29.03 |
| 2025-10-16 | 28.74 |
| 2025-10-15 | 29.80 |
| 2025-10-14 | 30.19 |
| 2025-10-13 | 29.59 |
| 2025-10-10 | 30.16 |
| 2025-10-09 | 30.19 |
| 2025-10-08 | 30.60 |
| 2025-10-07 | 30.73 |
| 2025-10-06 | 30.63 |
| 2025-10-03 | 30.47 |
| 2025-10-02 | 30.21 |
| 2025-10-01 | 30.16 |
| 2025-09-30 | 29.86 |
| 2025-09-29 | 29.70 |
| 2025-09-26 | 29.82 |
| 2025-09-25 | 29.45 |
| 2025-09-24 | 29.63 |
| 2025-09-23 | 29.57 |
| 2025-09-22 | 29.60 |
| 2025-09-19 | 29.42 |
| 2025-09-18 | 29.54 |
| 2025-09-17 | 29.98 |
| 2025-09-16 | 29.86 |
| 2025-09-15 | 30.47 |
| 2025-09-12 | 31.15 |
| 2025-09-11 | 31.18 |
| 2025-09-10 | 30.35 |
| 2025-09-09 | 30.69 |
| 2025-09-08 | 30.99 |
| 2025-09-05 | 31.03 |
| 2025-09-04 | 31.28 |
| 2025-09-03 | 31.32 |
| 2025-09-02 | 31.15 |
| 2025-08-29 | 30.74 |
| 2025-08-28 | 30.70 |
| 2025-08-27 | 30.85 |
| 2025-08-26 | 30.90 |
| 2025-08-25 | 31.07 |
| 2025-08-22 | 31.42 |
| 2025-08-21 | 31.43 |
| 2025-08-20 | 31.32 |
| 2025-08-19 | 31.23 |
| 2025-08-18 | 30.60 |
| 2025-08-15 | 30.74 |
| 2025-08-14 | 30.68 |
| 2025-08-13 | 31.07 |
| 2025-08-12 | 30.47 |
| 2025-08-11 | 30.83 |
| 2025-08-08 | 30.69 |
| 2025-08-07 | 30.57 |
| 2025-08-06 | 30.46 |
| 2025-08-05 | 30.28 |
| 2025-08-04 | 30.18 |
| 2025-08-01 | 29.60 |
| 2025-07-31 | 29.79 |
| 2025-07-30 | 29.76 |
| 2025-07-29 | 29.65 |
| 2025-07-28 | 30.92 |
| 2025-07-25 | 31.23 |
| 2025-07-24 | 30.38 |
| 2025-07-23 | 30.43 |
| 2025-07-22 | 30.17 |
| 2025-07-21 | 29.89 |
| 2025-07-18 | 30.33 |
| 2025-07-17 | 30.21 |
| 2025-07-16 | 30.20 |
| 2025-07-15 | 30.02 |
| 2025-07-14 | 30.65 |
| 2025-07-11 | 30.30 |
| 2025-07-10 | 30.58 |
| 2025-07-09 | 30.40 |
| 2025-07-08 | 30.20 |
| 2025-07-07 | 30.09 |
| 2025-07-03 | 30.22 |
| 2025-07-02 | 29.94 |
| 2025-07-01 | 30.40 |
| 2025-06-30 | 30.39 |
| 2025-06-27 | 30.05 |
| 2025-06-26 | 30.11 |
| 2025-06-25 | 30.19 |
| 2025-06-24 | 30.72 |
| 2025-06-23 | 30.66 |
| 2025-06-20 | 30.21 |
| 2025-06-18 | 29.88 |
| 2025-06-17 | 29.88 |
| 2025-06-16 | 29.82 |
| 2025-06-13 | 30.07 |
| 2025-06-12 | 30.30 |
| 2025-06-11 | 29.77 |
| 2025-06-10 | 29.96 |
| 2025-06-09 | 30.14 |
| 2025-06-06 | 31.61 |
| 2025-06-05 | 31.56 |
| 2025-06-04 | 31.74 |
| 2025-06-03 | 31.90 |
| 2025-06-02 | 32.04 |
| 2025-05-30 | 31.69 |
| 2025-05-29 | 31.25 |
Showing the most recent 260 of 5,031 data points. The chart above shows the full history.
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