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) Operating margin
Aon plc's operating margin over the twelve months to 30 June 2026 was 26.5%, up 1.2 percentage points from fiscal 2025 (25.3%). Over the past ten years it has ranged from 10.7% (fiscal 2017) to 29.4% (fiscal 2022); the current reading is higher than 82% of that period. That is above the Insurance Brokers industry median of 15.4% and above the Financial sector median of 0.00%.
Operating margin, annual
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Annual newest first
| Period | Operating margin | Change (points) |
|---|---|---|
| FY2025 | 25.3% | 0.85 |
| FY2024 | 24.4% | (3.87) |
| FY2023 | 28.3% | (1.10) |
| FY2022 | 29.4% | 12.26 |
| FY2021 | 17.1% | (7.99) |
| FY2020 | 25.1% | 5.44 |
| FY2019 | 19.7% | 5.35 |
| FY2018 | 14.3% | 3.69 |
| FY2017 | 10.7% | (8.60) |
| FY2016 | 19.3% | 2.51 |
Quarterly newest first
| Period | Operating margin | Change (points) |
|---|---|---|
| Jun 2026 | 21.6% | (12.52) |
| Mar 2026 | 34.1% | 5.98 |
| Dec 2025 | 28.1% | 7.67 |
| Sep 2025 | 20.4% | (0.25) |
| 42 more quarters | Free account |
Against its own ten years
Operating margin against peers
| Company | Operating margin |
|---|---|
| BRO Brown & Brown, Inc. compare | 28.7% |
| AON Aon plc | 26.5% |
| WTW Willis Towers Watson Public Limited Company compare | 22.2% |
| MRSH Marsh compare | 21.4% |
| ARX Accelerant Holdings compare | 21.2% |
| ERIE Erie Indemnity Company compare | 17.9% |
| AJG Arthur J. Gallagher & Co. compare | 16.7% |
| CRVL CorVel Corp. compare | 15.4% |
| BWIN Baldwin Insurance Group, Inc. compare | −6.88% |
| Insurance Brokers industry median | 15.4% |
| Financial sector median | 0.00% |
| Market median | 0.00% |
What Operating margin is
EBIT Margin tells an investor how much operating profit, before interest and taxes, a company keeps from each unit of revenue.
EBIT ÷ Revenue
More on AON
- Revenue
- Net income
- EPS (diluted)
- EBITDA
- Free cash flow
- Operating cash flow
- Gross margin
- Net margin
- Free cash flow margin
- P/E ratio
- 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