AON

Aon
D

AON

Arincen87/100B

Aon total debt 1985–2026

Aon's total debt was 28.77B USD on 30 September 2026, up 63.2% on a year before. At the end of fiscal year 2025 it was 15.89B USD.

Last updated 11 Nov 2026 · Next report 29 Jan 2027

Total debt

Growth

Fiscal yearPeriod endingTotal debtGrowthCash and short-term investmentsNet cashDebt to equity
Latest quarter30 Sept 202628.77B+63.24%15.32B-13.46B2.85
FY202531 Dec 202515.89B-11.19%2.80B-13.09B1.70
FY202431 Dec 202417.89B+48.70%11.62B-6.27B2.92
FY202331 Dec 202312.03B+3.04%1.15B-10.89B—
FY202231 Dec 202211.68B+12.03%1.14B-10.54B—
FY202131 Dec 202110.42B+16.78%836.00M-9.59B9.82
FY202031 Dec 20208.93B+4.15%1.19B-7.73B2.55
FY201931 Dec 20198.57B+33.62%928.00M-7.64B2.54
FY201831 Dec 20186.41B+4.80%828.00M-5.59B1.54
FY201731 Dec 20176.12B-3.50%1.29B-4.83B1.34
FY201631 Dec 20166.34B+8.10%721.00M-5.62B1.16
FY201531 Dec 20155.87B+1.73%740.00M-5.13B0.96
FY201431 Dec 20145.77B+25.54%768.00M-5.00B0.88
FY201331 Dec 20134.59B+4.86%1.00B-3.59B0.56
FY201231 Dec 20124.38B-2.49%637.00M-3.74B0.56
FY201131 Dec 20114.49B-0.31%1.06B-3.44B0.56
FY201031 Dec 20104.51B+124.40%1.13B-3.38B0.55
FY200931 Dec 20092.01B+1.57%639.00M-1.37B0.37
FY200831 Dec 20081.98B-7.83%1.58B-399.00M0.37
FY200731 Dec 20072.15B-6.13%6.31B4.16B0.34
FY200631 Dec 20062.29B+8.19%4.62B2.33B0.44
FY200531 Dec 20052.11B-0.24%5.28B3.17B0.40
FY200431 Dec 20042.12B-1.44%5.67B3.55B0.41
FY200331 Dec 20032.15B+20.13%4.36B2.21B0.48
FY200231 Dec 20021.79B-8.35%7.09B5.31B0.46
FY200131 Dec 20011.95B-7.40%6.59B4.63B0.55
FY200031 Dec 20002.11B+10.08%3.44B1.34B0.62
FY199931 Dec 19991.91B+34.41%3.20B1.29B0.63
FY199831 Dec 19981.42B+1.64%2.94B1.52B0.47
FY199731 Dec 19971.40B+103.63%7.01B5.61B0.50
FY199631 Dec 1996688.00M-6.95%5.54B4.85B0.24
FY199531 Dec 1995739.40M0.00%1.05B314.20M0.33
FY199431 Dec 1994739.40M+7.17%1.29B552.60M0.33
FY199331 Dec 1993689.90M+16.34%8.89B8.20B0.30
FY199231 Dec 1992593.00M+23.21%8.25B7.65B0.28
FY199131 Dec 1991481.30M+6.32%7.51B7.03B0.27
FY199031 Dec 1990452.70M+3.33%6.81B6.36B0.31
FY198931 Dec 1989438.10M+15.44%0.00-438.10M0.31
FY198831 Dec 1988379.50M-12.86%0.00-379.50M0.30
FY198731 Dec 1987435.50M+65.02%0.00-435.50M0.39
FY198631 Dec 1986263.90M+187.16%0.00-263.90M0.23
FY198531 Dec 198591.90M—0.00-91.90M0.09

Figures in USD at the end of each period. Net cash is cash and short-term investments less total debt; book value per share is on the diluted share count. The latest column is the most recent quarter.

Total debt counts commercial paper, term debt and lease liabilities.

See also:Revenue,Net income,EPS,Shares outstanding,Operating income,Cash on hand,Free cash flow,Stock buybacks,Balance sheet

Common questions about Aon's debt

Source: Financial Modeling Prep