Aon (AON) Net Margin (2009 - 2026)
Aon's (AON) quarterly Net Margin came in at 24.61% in Q1 2026, up 385.0% year-on-year from 5.07% in Q1 2025, and down 37.89% quarter-over-quarter from 39.63% in Q4 2025.
Aon (AON) Net Margin (2009 - 2026) Analysis & Trends
Aon's Net Margin history runs 18 years deep, the most recent figure standing at 24.61% for Q1 2026.
- On a quarterly basis, Net Margin rose 385.0% year-over-year to 24.61% in Q1 2026; TTM through Mar 2026 was 22.92%, a 697.0% increase from a year earlier, with the FY2025 full-year figure at 21.83%, up 450.0% from the prior year.
- Net Margin retreated to 24.61% in Q1 2026 per AON's latest filing, from 39.63% in the prior quarter.
- Across five years, Net Margin topped out at 39.63% in Q4 2025 and bottomed at 9.54% in Q3 2024.
- The 5-year median for Net Margin is 17.7% (2024), against an average of 19.93%.
- Biggest YoY gain for Net Margin was 4881 bps in 2022; the steepest drop was 707 bps in 2022.
- Year by year, Net Margin stood at 21.28% in 2022, then declined by 29 bps to 15.02% in 2023, then increased by 18 bps to 17.7% in 2024, then surged by 124 bps to 39.63% in 2025, then sank by 38 bps to 24.61% in 2026.
- Per Business Quant, the three latest AON Net Margin figures stand at 24.61% (Q1 2026), 39.63% (Q4 2025), and 11.76% (Q3 2025).
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Net Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | Marsh & Mclennan Companies | 84.27 Bn | 72.32 Bn | 6.04 Bn | 17.44% |
| 2 | Aon | 75.99 Bn | 74.60 Bn | - | 24.61% |
| 3 | Arthur J. Gallagher | 62.23 Bn | 60.85 Bn | - | 17.30% |
| 4 | Willis Towers Watson | 27.24 Bn | 25.46 Bn | 1.98 Bn | 12.95% |
| 5 | Brown & Brown | 23.60 Bn | 22.62 Bn | 1.61 Bn | 22.46% |
| 6 | Neptune Insurance Holdings | 4.12 Bn | 4.11 Bn | 26.44 Mn | 19.44% |
| 7 | Accelerant Holdings | 3.06 Bn | 1.55 Bn | 48.00 Mn | -4.01% |
| 8 | Corvel | 3.03 Bn | 2.68 Bn | 54.92 Mn | 10.26% |
| 9 | Baldwin Insurance | 2.43 Bn | 2.87 Bn | - | -56.82% |
| 10 | Goosehead Insurance | 1.31 Bn | 1.20 Bn | - | 15.00% |
Historic Data
Download Data| Date | Value |
|---|---|
| Mar 31, 2026 | 24.61% |
| Dec 31, 2025 | 39.63% |
| Sep 30, 2025 | 11.76% |
| Jun 30, 2025 | 14.30% |
| Mar 31, 2025 | 20.77% |
| Dec 31, 2024 | 17.70% |
| Sep 30, 2024 | 9.54% |
| Jun 30, 2024 | 14.31% |
| Mar 31, 2024 | 26.86% |
| Dec 31, 2023 | 15.02% |
| Sep 30, 2023 | 15.81% |
| Jun 30, 2023 | 18.10% |
| Mar 31, 2023 | 27.87% |
| Dec 31, 2022 | 21.28% |
| Sep 30, 2022 | 15.50% |
| Jun 30, 2022 | 17.23% |
| Mar 31, 2022 | 28.56% |
| Dec 31, 2021 | 28.34% |
| Sep 30, 2021 | -33.31% |
| Jun 30, 2021 | 13.13% |