Aon - 40 Year Stock Price History | AON

Historical daily share price chart and data for Aon since 1984 adjusted for splits and dividends. The latest closing stock price for Aon as of October 31, 2024 is 366.87.
  • The all-time high Aon stock closing price was 375.44 on October 25, 2024.
  • The Aon 52-week high stock price is 389.21, which is 6.1% above the current share price.
  • The Aon 52-week low stock price is 268.06, which is 26.9% below the current share price.
  • The average Aon stock price for the last 52 weeks is 316.67.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
Aon Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2024 316.1633 288.0200 375.4400 275.8200 366.8700 26.06%
2023 321.3430 299.4200 345.2000 285.8500 291.0200 -3.04%
2022 287.7243 291.5709 332.3231 248.0228 300.1400 0.43%
2021 256.5062 201.7973 318.7443 199.4098 298.8493 43.38%
2020 195.2083 204.0981 232.5582 142.4949 208.4268 2.37%
2019 178.9951 139.4587 205.2125 137.3674 203.6093 44.67%
2018 140.3431 125.9549 160.3136 125.9549 140.7367 9.64%
2017 124.9168 106.1841 145.6001 105.6321 128.3593 21.48%
2016 99.3542 84.8606 109.8505 79.1634 105.6630 22.49%
2015 89.9530 87.2037 97.1858 82.4388 86.2639 -1.60%
2014 79.7221 75.3037 90.2266 70.4456 87.6659 14.29%
2013 61.5268 51.9651 76.7392 49.8114 76.7026 52.43%
2012 45.3236 42.0370 52.2456 40.5703 50.3183 20.29%
2011 42.9103 40.1912 47.9869 35.6419 41.8314 2.97%
2010 35.1582 32.9995 40.6591 31.2067 40.6238 21.82%
2009 33.9923 38.6614 38.6614 30.4420 33.3474 -14.80%
2008 37.5682 39.2397 40.9775 29.4883 39.1413 -2.87%
2007 35.3163 29.4565 42.3153 28.8572 40.2959 36.99%
2006 29.9516 30.5010 34.9552 26.4385 29.4149 -0.07%
2005 22.4738 18.8494 30.2144 16.8975 29.4365 54.33%
2004 20.2183 18.8764 22.8542 15.2361 19.0732 1.55%
2003 17.1003 14.9297 20.4880 13.5666 18.7823 30.33%
2002 20.4498 26.2585 29.4478 11.0471 14.4109 -45.15%
2001 26.1988 24.2137 32.9155 22.9510 26.2733 6.32%
2000 23.0183 27.9900 30.6814 15.1146 24.7115 -13.92%
1999 27.4854 26.7030 33.0761 19.3347 28.7077 8.34%
1998 29.9211 27.8130 35.7076 24.6695 26.4972 -5.54%
1997 23.6108 19.6584 28.0522 19.4192 28.0522 41.57%
1996 17.0252 16.1082 20.4941 15.3108 19.8147 24.54%
1995 12.3770 10.0477 16.1082 10.0477 15.9105 55.88%
1994 10.4284 10.2348 11.2439 9.5692 10.2072 -0.79%
1993 11.2695 11.3768 12.2274 9.8882 10.2880 -10.41%
1992 9.6557 8.4273 11.4831 8.3742 11.4831 36.26%
1991 7.9068 7.3641 8.7718 6.3795 8.4273 14.04%
1990 7.5738 9.0121 9.0121 5.7415 7.3896 -17.75%
1989 7.2126 5.8734 9.1971 5.7671 8.9845 50.89%
1988 5.5200 5.0228 6.1137 4.7315 5.9542 22.43%
1987 5.6480 5.8947 6.6517 4.3593 4.8633 -13.39%
1986 6.1026 5.4555 6.9707 5.4555 5.6150 2.05%
1985 4.8409 4.0403 5.5023 4.0403 5.5023 35.72%
Sector Industry Market Cap Revenue
Finance Insurance Brokers $78.812B $13.376B
Aon plc is a multinational corporation that offers risk management services, insurance and reinsurance brokerage, human resource consulting and outsourcing services worldwide. As an insurance broker, Aon utilizes its resources to develop the individual as well as group insurance programs. It offers its services globally across personal lines, mid-market companies and multinational companies. Currently, following a major realignment of principal service lines the company reports through four revenue lines, namely, Commercial Risk Solutions, Reinsurance Solutions, Wealth Solutions, and Health Solutions.
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Tiptree Financial (TIPT) United States $0.743B 11.54
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Huize Holding (HUIZ) China $0.040B 11.43
Oxbridge Re Holdings (OXBR) Cayman Islands $0.017B 0.00