Growth Metrics

Aon (AON) Debt Ratio (2009 - 2026)

Aon's quarterly Debt Ratio came in at 0.29 in Q1 2026, down 18.66% year-on-year from 0.35 in Q1 2025, and down 5.05% quarter-over-quarter from 0.3 in Q4 2025.

Aon has reported Debt Ratio for 18 years, with the latest figure at 0.29 in Q1 2026.

  • For the quarter ending Q1 2026, Debt Ratio fell 18.66% year-over-year to 0.29; the trailing twelve-month figure through Mar 2026 stood at 0.29 (down 18.66% YoY), and the FY2025 full-year result was 0.3, down 13.59% from the prior year.
  • Debt Ratio for Q1 2026 stood at 0.29, down from 0.3 in the prior quarter.
  • The five-year high for Debt Ratio was 0.41 in Q1 2024, with the low at 0.29 in Q1 2026.
  • Average Debt Ratio over 5 years is 0.33, with a median of 0.33 recorded in 2023.
  • Year-over-year, Debt Ratio soared 42.25% in 2022 and slipped 18.66% in 2026.
  • Tracing AON's Debt Ratio over 5 years: stood at 0.33 in 2022, then increased by 0.14% to 0.33 in 2023, then advanced by 5.38% to 0.35 in 2024, then declined by 13.59% to 0.3 in 2025, then decreased by 5.05% to 0.29 in 2026.
  • The last three Debt Ratio figures came in at 0.29 (Q1 2026), 0.3 (Q4 2025), and 0.33 (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Debt Ratio (Qtr)
1 Aon 69.60 Bn 68.21 Bn - 0.29
2 Arthur J. Gallagher 52.64 Bn 51.26 Bn - 0.16
3 Willis Towers Watson 24.45 Bn 22.68 Bn 1.98 Bn 0.21
4 Brown & Brown 19.37 Bn 18.39 Bn 1.61 Bn 0.27
5 XChange TEC.INC 6.95 Bn 6.95 Bn - 0.47
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 - 0.38
9 Goosehead Insurance 1.01 Bn 899.53 Mn - 0.81
10 Twfg 279.02 Mn 351.22 Mn - 0.01

Historic Data

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DateValue
Mar 31, 2026 0.29
Dec 31, 2025 0.30
Sep 30, 2025 0.33
Jun 30, 2025 0.32
Mar 31, 2025 0.35
Dec 31, 2024 0.35
Sep 30, 2024 0.34
Jun 30, 2024 0.34
Mar 31, 2024 0.41
Dec 31, 2023 0.33
Sep 30, 2023 0.34
Jun 30, 2023 0.31
Mar 31, 2023 0.33
Dec 31, 2022 0.33
Sep 30, 2022 0.35
Jun 30, 2022 0.30
Mar 31, 2022 0.31
Dec 31, 2021 0.29
Sep 30, 2021 0.26
Jun 30, 2021 0.21
Mar 31, 2021 0.23
Dec 31, 2020 0.24
Sep 30, 2020 0.25
Jun 30, 2020 0.25
Mar 31, 2020 0.27
Dec 31, 2019 0.25
Sep 30, 2019 0.26
Jun 30, 2019 0.25
Mar 31, 2019 0.22
Dec 31, 2018 0.24
Sep 30, 2018 0.25
Jun 30, 2018 0.24
Mar 31, 2018 0.22
Dec 31, 2017 0.23
Sep 30, 2017 0.23
Jun 30, 2017 0.22
Mar 31, 2017 0.23
Dec 31, 2016 0.23
Sep 30, 2016 0.24
Jun 30, 2016 0.23
Mar 31, 2016 0.25
Dec 31, 2015 0.21
Sep 30, 2015 0.23
Jun 30, 2015 0.21
Mar 31, 2015 0.20
Dec 31, 2014 0.19
Sep 30, 2014 0.19
Jun 30, 2014 0.19
Mar 31, 2014 0.16
Dec 31, 2013 0.15
Sep 30, 2013 0.16
Jun 30, 2013 0.01
Mar 31, 2013 0.15
Dec 31, 2012 0.14
Sep 30, 2012 0.15
Jun 30, 2012 0.15
Mar 31, 2012 0.15
Dec 31, 2011 0.15
Sep 30, 2011 0.16
Jun 30, 2011 0.15
Mar 31, 2011 0.16
Dec 31, 2010 0.16
Sep 30, 2010 0.16
Jun 30, 2010 0.08
Mar 31, 2010 0.09
Dec 31, 2009 0.09
Sep 30, 2009 0.09
Jun 30, 2009 0.08