Aon plc
AON Financial Insurance Brokers
Aon plc’s revenue for fiscal 2025 (year ended December 2025) was $17.2 billion, up 9.45% from fiscal 2024. In the quarter to June 2026, revenue grew 2.19%, EPS fell 3.73%, free cash flow fell 34.0% and total debt fell 13.4%, each against the same quarter a year earlier. Member of the S&P 500; dividend growth for ten consecutive years, revenue growth for five; insiders bought in the last twelve months.
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Aon plc (AON) P/E ratio
As of 16 October 2026, Aon plc (AON) trades at a P/E ratio of 16.0×. Over the past ten years it has ranged from 14.8× (October 2026) to 80.5× (October 2021); the current reading is higher than 1% of that period. That is below the Insurance Brokers industry median of 25.2× and above the Financial sector median of 12.4×.
P/E ratio, daily
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Annual newest first
| Period | P/E ratio | Change |
|---|---|---|
| FY2025 | 20.6× | (26.93%) |
| FY2024 | 28.2× | 23.04% |
| FY2023 | 22.9× | (6.64%) |
| FY2022 | 24.5× | (53.95%) |
| FY2021 | 53.3× | 114.15% |
| FY2020 | 24.9× | (23.54%) |
| FY2019 | 32.5× | 3.22% |
| FY2018 | 31.5× | 11.99% |
| FY2017 | 28.2× | 30.88% |
| FY2016 | 21.5× | 15.48% |
Quarterly newest first
| Period | P/E ratio | Change |
|---|---|---|
| Jun 2026 | 18.2× | 3.32% |
| Mar 2026 | 17.6× | (14.52%) |
| Dec 2025 | 20.6× | (27.38%) |
| Sep 2025 | 28.4× | (4.34%) |
| 42 more quarters | Free account |
Against its own ten years
P/E ratio against peers
| Company | P/E ratio |
|---|---|
| BWIN Baldwin Insurance Group, Inc. compare | n/m |
| ARX Accelerant Holdings compare | n/m |
| AON Aon plc | 16.0× |
| WTW Willis Towers Watson Public Limited Company compare | 19.3× |
| BRO Brown & Brown, Inc. compare | 19.3× |
| ERIE Erie Indemnity Company compare | 19.7× |
| MRSH Marsh compare | 22.4× |
| CRVL CorVel Corp. compare | 35.4× |
| AJG Arthur J. Gallagher & Co. compare | 41.6× |
| Insurance Brokers industry median | 25.2× |
| Financial sector median | 12.4× |
| Market median | 18.1× |
What P/E ratio is
Price to Earnings Ratio shows how much investors pay for each dollar of a company’s annual profit per share.
Stock Price ÷ EPS (Basic) (TTM)
More on AON
- Revenue
- Net income
- EPS (diluted)
- EBITDA
- Free cash flow
- Operating cash flow
- Gross margin
- Operating margin
- Net margin
- Free cash flow margin
- P/S ratio
- P/B ratio
- Price to free cash flow
- Return on equity
- Return on assets
- Return on invested capital
- Debt to equity
- Current ratio
- Total debt
- Shares outstanding
- Book value per share
- Revenue growth
- Piotroski F-score
- The full statement