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Aon plc (AON)

NYSE Financials Insurance Brokers S&P 500
$335.77
+0.96 (+0.29%)
Close of Nov 09, 2026 · end-of-day data
Source: Aon plc's 10-K / 10-Q XBRL data on SEC EDGAR · fetched Nov 09, 2026

Revenue, net income & free cash flow

Income statement

fiscal years · USD
Fiscal yearFY2016FY2017FY2018FY2019FY2020FY2021FY2022FY2023FY2024FY2025
Revenue$9.41B$10.00B$10.77B$11.01B$11.07B$12.19B$12.48B$13.38B$15.70B$17.18B
Operating income$1.81B$1.06B$1.54B$2.17B$2.78B$2.09B$3.67B$3.79B$3.83B$4.34B
Interest expense$282.00M$282.00M$278.00M$307.00M$334.00M$322.00M$406.00M$484.00M$788.00M$815.00M
Pre-tax income$1.40B$685.00M$1.25B$1.87B$2.47B$1.93B$3.16B$3.17B$3.46B$4.76B
Income tax$148.00M$250.00M$146.00M$297.00M$448.00M$623.00M$510.00M$541.00M$742.00M$1.01B
Net income$1.40B$1.23B$1.13B$1.53B$1.97B$1.25B$2.59B$2.56B$2.65B$3.69B
EBITDA$1.97B$1.25B$1.72B$2.34B$2.95B$2.27B$3.82B$3.95B$4.02B$4.53B
EPS (basic)$5.21$4.74$4.62$6.42$8.49$5.59$12.23$12.60$12.55$17.11
EPS (diluted)$5.16$4.70$4.59$6.37$8.45$5.55$12.14$12.51$12.49$17.02
Diluted shares270.30M260.70M247.00M240.60M233.10M226.10M213.20M205.00M212.50M217.10M
Operating margin19.2%10.7%14.3%19.7%25.1%17.1%29.4%28.3%24.4%25.3%
Net margin14.8%12.3%10.5%13.9%17.8%10.3%20.7%19.2%16.9%21.5%

Balance sheet

fiscal years · USD
Fiscal yearFY2016FY2017FY2018FY2019FY2020FY2021FY2022FY2023FY2024FY2025
Cash & equivalents$426.00M$756.00M$656.00M$790.00M$884.00M$544.00M$690.00M$778.00M$1.08B$1.20B
Short-term investments$290.00M$529.00M$172.00M$138.00M$308.00M$292.00M$452.00M$369.00M$219.00M$1.60B
Receivables$2.11B$2.48B$2.76B$3.11B$3.07B$3.09B$3.04B$3.25B$3.80B$4.21B
Total current assets$13.15B$13.68B$14.37B$16.48B$18.68B$19.03B$20.72B$21.70B$23.43B$25.77B
Goodwill$7.41B$8.36B$8.17B$8.16B$8.67B$8.43B$8.29B$8.41B$15.23B$15.80B
Total assets$26.61B$26.09B$26.42B$29.41B$32.11B$31.92B$32.70B$33.96B$48.97B$50.78B
Total current liabilities$12.49B$12.76B$13.30B$15.57B$17.43B$19.07B$20.31B$21.65B$23.00B$23.23B
Short-term debt$336.00M$299.00M$251.00M$712.00M$448.00M$1.16B$945.00M$1.20B$751.00M$589.00M
Long-term debt$5.87B$5.67B$5.99B$6.63B$7.28B$8.23B$9.82B$9.99B$16.27B$14.66B
Total debt$6.21B$5.97B$6.24B$7.34B$7.73B$9.39B$10.77B$11.20B$17.02B$15.25B
Total liabilities$21.08B$21.44B$22.20B$25.96B$28.53B$30.76B$33.13B$34.70B$42.53B$41.24B
Shareholders' equity$5.47B$4.58B$4.15B$3.38B$3.50B$1.06B-$529.00M-$826.00M$6.12B$9.35B

Cash flow

fiscal years · USD
Fiscal yearFY2016FY2017FY2018FY2019FY2020FY2021FY2022FY2023FY2024FY2025
Operating cash flow$2.33B$734.00M$1.69B$1.83B$2.78B$2.18B$3.22B$3.44B$3.04B$3.48B
Capital expenditures$156.00M$183.00M$240.00M$225.00M$141.00M$137.00M$196.00M$252.00M$218.00M$263.00M
Free cash flow$2.17B$551.00M$1.45B$1.61B$2.64B$2.04B$3.02B$3.18B$2.82B$3.22B
Investing cash flow-$954.00M$2.79B$31.00M-$229.00M-$679.00M$49.00M-$449.00M-$188.00M-$2.83B$286.00M
Financing cash flow-$1.29B-$3.27B-$1.70B-$247.00M-$1.77B-$1.92B-$1.79B-$2.87B$796.00M-$4.21B
Dividends paid$345.00M$364.00M$382.00M$410.00M$412.00M$447.00M$463.00M$489.00M$562.00M$629.00M
Share buybacks$1.26B$2.40B————————
Stock-based compensation$306.00M$319.00M$338.00M$317.00M$312.00M$449.00M$397.00M$438.00M$474.00M$432.00M
Depreciation & amortization$162.00M$187.00M$176.00M$172.00M$167.00M$179.00M$151.00M$167.00M$183.00M$188.00M

Quarterly figures are rebuilt from the year-to-date totals companies report — Q4 is the full year minus the first nine months, since no 10-Q is filed for it. Values are as filed; later restatements replace earlier ones. Fiscal years are labelled by the calendar year in which they end.