Growth Metrics

Aon (AON) Debt to Equity (2009 - 2026)

Aon's quarterly Debt to Equity came in at $1.47 in Q1 2026, down 39.91% year-on-year from $2.45 in Q1 2025, and down 9.69% quarter-over-quarter from $1.63 in Q4 2025.

Aon has reported Debt to Equity for 18 years, with the latest figure at $1.47 in Q1 2026.

  • For the quarter ending Q1 2026, Debt to Equity fell 39.91% year-over-year to $1.47; the trailing twelve-month figure through Mar 2026 stood at $1.47 (down 39.91% YoY), and the FY2025 full-year result was $1.63, down 39.58% from the prior year.
  • Debt to Equity for Q1 2026 stood at $1.47, down from $1.63 in the prior quarter.
  • The five-year high for Debt to Equity was $195.72 in Q1 2023, with the low at -$590.07 in Q1 2024.
  • Average Debt to Equity over 5 years is -$21.45, with a median of $2.16 recorded in 2025.
  • Year-over-year, Debt to Equity tumbled 542.28% in 2022 and jumped 2357.02% in 2023.
  • Tracing AON's Debt to Equity over 5 years: stood at -$25.1 in 2022, then jumped by 39.88% to -$15.09 in 2023, then soared by 117.88% to $2.7 in 2024, then sank by 39.58% to $1.63 in 2025, then declined by 9.69% to $1.47 in 2026.
  • The last three Debt to Equity figures came in at $1.47 (Q1 2026), $1.63 (Q4 2025), and $2.11 (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Debt/Equity (Qtr)
1 Aon 69.60 Bn 68.21 Bn - 1.47
2 Arthur J. Gallagher 52.64 Bn 51.26 Bn - 0.53
3 Willis Towers Watson 24.45 Bn 22.68 Bn 1.98 Bn 0.78
4 Brown & Brown 19.37 Bn 18.39 Bn 1.61 Bn 0.63
5 XChange TEC.INC 6.95 Bn 6.95 Bn - -0.04
6 Accelerant Holdings 3.83 Bn 2.32 Bn 48.00 Mn -
7 Corvel 3.22 Bn 2.87 Bn 54.92 Mn -
8 Baldwin Insurance 1.84 Bn 2.28 Bn - 2.35
9 Goosehead Insurance 1.01 Bn 899.53 Mn - -2.62
10 Twfg 279.02 Mn 351.22 Mn - 0.01

Historic Data

Download Data 🔒
DateValue
Mar 31, 2026 1.47
Dec 31, 2025 1.63
Sep 30, 2025 2.11
Jun 30, 2025 2.16
Mar 31, 2025 2.45
Dec 31, 2024 2.70
Sep 30, 2024 2.66
Jun 30, 2024 2.92
Mar 31, 2024 -590.07
Dec 31, 2023 -15.09
Sep 30, 2023 -23.15
Jun 30, 2023 69.92
Mar 31, 2023 195.72
Dec 31, 2022 -25.10
Sep 30, 2022 -16.16
Jun 30, 2022 13.20
Mar 31, 2022 7.97
Dec 31, 2021 8.11
Sep 30, 2021 3.65
Jun 30, 2021 1.60
Mar 31, 2021 1.67
Dec 31, 2020 2.16
Sep 30, 2020 2.13
Jun 30, 2020 2.17
Mar 31, 2020 2.49
Dec 31, 2019 2.13
Sep 30, 2019 2.04
Jun 30, 2019 1.94
Mar 31, 2019 1.32
Dec 31, 2018 1.48
Sep 30, 2018 1.48
Jun 30, 2018 1.40
Mar 31, 2018 1.13
Dec 31, 2017 1.28
Sep 30, 2017 1.14
Jun 30, 2017 1.07
Mar 31, 2017 1.08
Dec 31, 2016 1.11
Sep 30, 2016 1.12
Jun 30, 2016 1.11
Mar 31, 2016 1.23
Dec 31, 2015 0.94
Sep 30, 2015 1.04
Jun 30, 2015 0.94
Mar 31, 2015 0.88
Dec 31, 2014 0.86
Sep 30, 2014 0.76
Jun 30, 2014 0.77
Mar 31, 2014 0.60
Dec 31, 2013 0.54
Sep 30, 2013 0.60
Mar 31, 2013 0.60
Dec 31, 2012 0.53
Sep 30, 2012 0.53
Jun 30, 2012 0.55
Mar 31, 2012 0.53
Dec 31, 2011 0.55
Sep 30, 2011 0.55
Jun 30, 2011 0.54
Mar 31, 2011 0.58
Dec 31, 2010 0.54
Sep 30, 2010 0.64
Jun 30, 2010 0.36
Mar 31, 2010 0.38
Dec 31, 2009 0.37
Sep 30, 2009 0.33
Jun 30, 2009 0.33