Aon plc (AON) stock
AONNYSEInsurance Agents, Brokers & ServiceFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 28, 2026Score 19/3027% below fair value
$338.31+4.89 (+1.47%)
Close on Nov 13, 2026Market cap $71.77BP/E 18.5Yield 0.86%
Aon total debt
Total debt is short-term plus long-term borrowings on the balance sheet at the end of each period.
Aon's total debt was $28.04B at Sep 30, 2026. For fiscal 2025 it was $15.25B, down 10.4% from the year before. Over ten years it grew 10.3% a year on average. The highest annual figure on record is $17.02B in fiscal 2024.
Annual total debt
| Period | Period end | Value | Change |
|---|---|---|---|
| FY2025 | Dec 31, 2025 | $15.25B | -10.4% |
| FY2024 | Dec 31, 2024 | $17.02B | +51.9% |
| FY2023 | Dec 31, 2023 | $11.20B | +4.0% |
| FY2022 | Dec 31, 2022 | $10.77B | +14.7% |
| FY2021 | Dec 31, 2021 | $9.39B | +21.5% |
| FY2020 | Dec 31, 2020 | $7.73B | +5.3% |
| FY2019 | Dec 31, 2019 | $7.34B | +17.5% |
| FY2018 | Dec 31, 2018 | $6.24B | +4.7% |
| FY2017 | Dec 31, 2017 | $5.97B | -3.9% |
| FY2016 | Dec 31, 2016 | $6.21B | +8.9% |
| FY2015 | Dec 31, 2015 | $5.70B | +2.1% |
| FY2014 | Dec 31, 2014 | $5.58B | +27.2% |
| FY2013 | Dec 31, 2013 | $4.39B | +5.4% |
| FY2012 | Dec 31, 2012 | $4.17B | -7.3% |
| FY2011 | Dec 31, 2011 | $4.49B | -0.3% |
| FY2010 | Dec 31, 2010 | $4.51B | +124.4% |
| FY2009 | Dec 31, 2009 | $2.01B | +1.6% |
| FY2008 | Dec 31, 2008 | $1.98B | – |
Quarterly total debt
Change is against the same quarter a year earlier.
| Period | Period end | Value | Change |
|---|---|---|---|
| Q3 FY2026 | Sep 30, 2026 | $28.04B | +67.0% |
| Q2 FY2026 | Jun 30, 2026 | $14.97B | -13.4% |
| Q1 FY2026 | Mar 31, 2026 | $14.66B | -16.8% |
| Q4 FY2025 | Dec 31, 2025 | $15.25B | -10.4% |
| Q3 FY2025 | Sep 30, 2025 | $16.79B | -1.8% |
| Q2 FY2025 | Jun 30, 2025 | $17.29B | -1.9% |
| Q1 FY2025 | Mar 31, 2025 | $17.63B | +6.7% |
| Q4 FY2024 | Dec 31, 2024 | $17.02B | +51.9% |
| Q3 FY2024 | Sep 30, 2024 | $17.09B | +51.9% |
| Q2 FY2024 | Jun 30, 2024 | $17.61B | +55.5% |
| Q1 FY2024 | Mar 31, 2024 | $16.52B | +45.5% |
| Q4 FY2023 | Dec 31, 2023 | $11.20B | +4.0% |
| Q3 FY2023 | Sep 30, 2023 | $11.25B | +3.9% |
| Q2 FY2023 | Jun 30, 2023 | $11.33B | +8.9% |
| Q1 FY2023 | Mar 31, 2023 | $11.35B | +10.4% |
| Q4 FY2022 | Dec 31, 2022 | $10.77B | +14.7% |
| Q3 FY2022 | Sep 30, 2022 | $10.83B | +28.9% |
| Q2 FY2022 | Jun 30, 2022 | $10.41B | +42.8% |
| Q1 FY2022 | Mar 31, 2022 | $10.28B | +41.6% |
| Q4 FY2021 | Dec 31, 2021 | $9.39B | +21.5% |
| Q3 FY2021 | Sep 30, 2021 | $8.40B | +8.8% |
| Q2 FY2021 | Jun 30, 2021 | $7.29B | -9.1% |
| Q1 FY2021 | Mar 31, 2021 | $7.26B | -10.5% |
| Q4 FY2020 | Dec 31, 2020 | $7.73B | +5.3% |
| Q3 FY2020 | Sep 30, 2020 | $7.72B | +6.3% |
| Q2 FY2020 | Jun 30, 2020 | $8.01B | +5.6% |
| Q1 FY2020 | Mar 31, 2020 | $8.11B | +26.4% |
| Q4 FY2019 | Dec 31, 2019 | $7.34B | +17.5% |
| Q3 FY2019 | Sep 30, 2019 | $7.27B | +13.5% |
| Q2 FY2019 | Jun 30, 2019 | $7.58B | +17.4% |
| Q1 FY2019 | Mar 31, 2019 | $6.42B | +5.2% |
| Q4 FY2018 | Dec 31, 2018 | $6.24B | +4.7% |
| Q3 FY2018 | Sep 30, 2018 | $6.41B | +7.4% |
| Q2 FY2018 | Jun 30, 2018 | $6.46B | +9.0% |
| Q1 FY2018 | Mar 31, 2018 | $6.10B | -2.8% |
| Q4 FY2017 | Dec 31, 2017 | $5.97B | -3.9% |
| Q3 FY2017 | Sep 30, 2017 | $5.97B | – |
| Q2 FY2017 | Jun 30, 2017 | $5.92B | – |
| Q1 FY2017 | Mar 31, 2017 | $6.28B | – |
| Q4 FY2016 | Dec 31, 2016 | $6.21B | – |
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