Aon (AON) operating cash flow was $3.5B in FY2025 (+15% YoY). The tables below show the complete quarterly and annual operating cash flow history, sourced from SEC EDGAR 10-K and 10-Q filings.
Annual Operating Cash Flow
Fiscal Year
Operating Cash Flow
YoY
2025
$3.5B
+15%
2024
$3.0B
-12%
2023
$3.4B
+7%
2022
$3.2B
+48%
2021
$2.2B
-22%
2020
$2.8B
+52%
2019
$1.8B
+9%
2018
$1.7B
+130%
2017
$734M
-68%
2016
$2.3B
+16%
2015
$2.0B
+11%
2014
$1.8B
+3%
2013
$1.8B
+24%
2012
$1.4B
+39%
2011
$1.0B
+30%
2010
$783M
+57%
2009
$500M
-48%
2008
$968M
-23%
2007
$1.3B
Recent Quarterly Operating Cash Flow
Quarter
Operating Cash Flow
Q1 2026
$430M
Q4 2025
$1.4B
Q3 2025
$1.1B
Q2 2025
$796M
Q1 2025
$140M
Q4 2024
$1.2B
Q3 2024
$1.0B
Q2 2024
$513M
Q1 2024
$309M
Q4 2023
$1.3B
Q3 2023
$1.0B
Q2 2023
$688M
Source: AON on EDGAR. Data from SEC EDGAR 10-K and 10-Q filings. Updated quarterly.