Operating margin · 2011–2025
Aon operating margin
25.3%+3.5% · FY2025
Aon (AON) reported 25.3% in operating margin for fiscal 2025, +3.5% year on year.
| Fiscal year | Operating margin | Change | Filing |
|---|---|---|---|
| FY2025 | 25.3% | +3.5% | Derived |
| FY2024 | 24.4% | −13.7% | Derived |
| FY2023 | 28.3% | −3.8% | Derived |
| FY2022 | 29.4% | +71.5% | Derived |
| FY2021 | 17.1% | −31.8% | Derived |
| FY2020 | 25.1% | +27.6% | Derived |
| FY2019 | 19.7% | +37.4% | Derived |
| FY2018 | 14.3% | +34.6% | Derived |
| FY2017 | 10.7% | −44.7% | Derived |
| FY2016 | 19.2% | +15.0% | Derived |
| FY2015 | 16.7% | +2.6% | Derived |
| FY2014 | 16.3% | +15.4% | Derived |
| FY2013 | 14.1% | +2.0% | Derived |
| FY2012 | 13.9% | −2.0% | Derived |
| FY2011 | 14.1% | — | Derived |
Operating margin — Operating margin is operating income divided by revenue. Only companies with at least $1 billion in revenue are ranked here.
Every row links to its own SEC filing · Fiscal year 2025 · Data as of September 25, 2026 · 2011–2025 compound annual growth +4.2%
Calculated from two reported figures, so it has no single filing of its own.
Operating margin at companies of similar size
Cite this page
Ready-made references for the figures on this page, as published on September 25, 2026.
Wikipedia
{{cite web |title=Aon operating margin |url=https://companiesranked.com/en/company/aon/operating-margin |website=CompaniesRanked |date=2026-09-25 |language=en}}APA 7
CompaniesRanked. (September 25, 2026). Aon operating margin. CompaniesRanked. https://companiesranked.com/en/company/aon/operating-marginBibTeX
@misc{companiesranked-en-company-aon-operating-margin-2026,
author = {{CompaniesRanked}},
title = {{Aon operating margin}},
year = {2026},
howpublished = {\url{https://companiesranked.com/en/company/aon/operating-margin}},
note = {Compiled from SEC EDGAR XBRL filings; data as of 2026-09-25},
urldate = {2026-09-25}
}The figures are rebuilt with every data refresh, so the reference carries the publication date. Add your own access date if your style requires one.