Aon (AON) Net Margin (2009 - 2026)
Aon (AON) posted Net Margin of 12.98% for Q2 2026, down 0.96 percentage points from 13.94% a year earlier and down 11.10 percentage points from the prior quarter.
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Analysis
Aon (AON) Net Margin (2009 - 2026) Analysis & Trends
For the trailing twelve months through Jun 30, 2026, Net Margin at Aon was 22.27%, up 6.73 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 -33.31% in Q3 2021 to a high of 39.37% in Q4 2025 over five years.
- On a year-over-year basis, Net Margin increased in four of the last eight quarters, with an average year-over-year change of +2.18 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 Q3 2021, with a drop of 44.84 percentage points.
- According to Business Quant data, Net Margin for the three prior quarters was 24.08% (Q1 2026), 39.37% (Q4 2025) and 11.46% (Q3 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Net Margin (Qtr) |
|---|---|---|---|---|---|
| 1 | Berkshire Hathaway | 1,082.55 Bn | -334.93 Bn | 55.86 Bn | 25.21% |
| 2 | Chubb | 128.03 Bn | 80.09 Bn | 9.13 Bn | 18.05% |
| 3 | Progressive | 122.38 Bn | 98.22 Bn | 9.04 Bn | 14.02% |
| 4 | Marsh & Mclennan Companies | 81.46 Bn | 73.20 Bn | - | 17.10% |
| 5 | Travelers Companies | 75.77 Bn | 52.02 Bn | 6.23 Bn | 18.17% |
| 6 | Manulife Financial | 73.91 Bn | 75.11 Bn | - | 10.52% |
| 7 | Metlife | 60.71 Bn | -45.77 Bn | 7.82 Bn | 3.68% |
| 8 | Aon | 58.53 Bn | 51.77 Bn | - | 12.98% |
| 9 | Arthur J. Gallagher | 58.38 Bn | 52.82 Bn | - | 8.09% |
| 10 | Allstate | 57.25 Bn | 18.50 Bn | 8.73 Bn | 17.43% |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| 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% |
| Sep 30, 2021 | -33.31% |
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();