Aon (AON) Net Margin (2009 - 2026)
Aon (AON) posted Net Margin of 11.61% for Q3 2026, up 0.15 percentage points from 11.46% a year earlier but down 1.37 percentage points from the prior quarter.
Powered by 
Analysis
Aon (AON) Net Margin (2009 - 2026) Analysis & Trends
For the trailing twelve months through Sep 30, 2026, Net Margin at Aon was 22.24%, up 6.28 percentage points year-over-year; for FY2025, it came in at 21.51%, up 4.60 percentage points from FY2024.
- Annual Net Margin shows a five-year change of +3.71 percentage points (FY2020 to FY2025).
- In prior years, Aon's Net Margin was 16.91% in FY2024 (-2.26 pp), 19.17% in FY2023 (-1.58 pp), 20.75% in FY2022 (+10.45 pp) and 10.29% in FY2021 (-7.50 pp).
- Quarterly Net Margin has run from a low of 9.22% in Q3 2024 to a high of 39.37% in Q4 2025 over five years.
- On a year-over-year basis, Net Margin increased in five of the last eight quarters, with an average year-over-year change of +2.98 percentage points.
- The strongest year-over-year quarter for Net Margin in the past five years was Q3 2022, with a gain of 48.44 percentage points; the weakest was Q4 2022, with a drop of 7.03 percentage points.
- According to Business Quant data, Net Margin for the three prior quarters was 12.98% (Q2 2026), 24.08% (Q1 2026) and 39.37% (Q4 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Net Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | Chubb | 140.29 Bn | 85.93 Bn | 8.67 Bn | 17.56% |
| 2 | Progressive | 132.20 Bn | 107.72 Bn | 8.29 Bn | 10.96% |
| 3 | Marsh & Mclennan Companies | 96.60 Bn | 88.76 Bn | - | 11.77% |
| 4 | Travelers Companies | 82.11 Bn | 59.60 Bn | 5.93 Bn | 15.44% |
| 5 | Manulife Financial | 75.43 Bn | 8.45 Bn | - | - |
| 6 | Arthur J. Gallagher | 71.09 Bn | 65.68 Bn | - | 10.14% |
| 7 | Aon | 70.49 Bn | 49.69 Bn | - | 11.61% |
| 8 | Metlife | 65.52 Bn | -41.26 Bn | 7.82 Bn | 3.68% |
| 9 | Allstate | 64.49 Bn | 24.33 Bn | 7.41 Bn | 11.82% |
| 10 | Aflac | 62.39 Bn | 38.74 Bn | 1.87 Bn | 9.17% |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Sep 30, 2026 | 11.61% |
| Jun 30, 2026 | 12.98% |
| Mar 31, 2026 | 24.08% |
| Dec 31, 2025 | 39.37% |
| Sep 30, 2025 | 11.46% |
| Jun 30, 2025 | 13.94% |
| Mar 31, 2025 | 20.41% |
| Dec 31, 2024 | 17.27% |
| Sep 30, 2024 | 9.22% |
| Jun 30, 2024 | 13.94% |
| Mar 31, 2024 | 26.31% |
| Dec 31, 2023 | 14.76% |
| Sep 30, 2023 | 15.44% |
| Jun 30, 2023 | 17.63% |
| Mar 31, 2023 | 27.12% |
| Dec 31, 2022 | 20.99% |
| Sep 30, 2022 | 15.13% |
| Jun 30, 2022 | 16.80% |
| Mar 31, 2022 | 27.87% |
| Dec 31, 2021 | 28.02% |
API Access
Aon Net Margin API
Pull this series into your own models, spreadsheets and apps with the Business Quant
Historical Metrics API. The request below matches the chart above — change the
frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.
https://data.businessquant.com/historic?slug=net-margin&ticker=AON&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "net-margin", "ticker": "AON", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=net-margin&ticker=AON&period=max&api_key=YOUR_API_KEY");
const data = await res.json();