Company / Operating Margin
Aon plc Operating Margin History
FY2016-FY2025 · Annual data · Source: SEC filings
At a glance
Latest annual filing availableLatest Operating Margin
25.3%
FY2025
5-year range
17.1% / 29.4%
FY2021-FY2025
Trend
+3.5%
vs FY2024
Sector context
#37 of 103
Financials
What the data says
At 25.3%, Aon plc's operating margin ranks #37 of 103 in the Financials sector. Operating Margin returned to growth in FY2025 after 2 years of decline, reaching 25.3%.
Based on SEC 10-K filings.
25.3% in FY2025 with a 5-year CAGR of +0.2%.
Declined from 28.3% to 25.3% over the past 2 years.
Financials sector context is included.
Operating Margin over time
Growth rates
- 3-Year Change
- -4.1pp
- 5-Year Change
- +0.2pp
- 10-Year Change
- -
Sector benchmark
#37 of 103 in FinancialsTop 36% of 103This company 25.3% Sector average -47.9%
▼
+152.7% above sector average
Key checks
Key Insights
- In FY2025, operating margin increased 3.5% year-over-year.
- Currently 73.2pp above the Financials sector average.
- Peak operating margin was recorded in FY2018.
- Lowest operating margin in the period was in FY2017.
Company context
Key Data Points
- Altman Z-Score 0.73 (distress zone, below 1.8 threshold)
- Strong return on equity: 34.5%
Data sourced from SEC EDGAR filings. Not investment advice.
Annual data
| Year | Operating MarginValue | YoY GrowthYoY |
|---|---|---|
| FY2025 | 25.3% | +3.5% |
| FY2024 | 24.4% | -13.7% |
| FY2023 | 28.3% | -3.7% |
| FY2022 | 29.4% | +71.5% |
| FY2021 | 17.1% | -31.8% |
| FY2020 | 25.1% | +27.6% |
| FY2019 | 19.7% | -60.6% |
| FY2018 | 50.0% | +369.2% |
| FY2017 | 10.7% | -44.7% |
| FY2016 | 19.3% | +15.0% |
As of FY2025 · SEC 10-K · Updated Mar 1, 2026