Aon - 45 Year Stock Price History | AON
Historical daily share price chart and data for Aon since 1980 adjusted for splits and dividends. The latest closing stock price for Aon as of May 09, 2025 is 354.32.
- The all-time high Aon stock closing price was 408.46 on March 03, 2025.
- The Aon 52-week high stock price is 412.97, which is 16.6% above the current share price.
- The Aon 52-week low stock price is 275.07, which is 22.4% below the current share price.
- The average Aon stock price for the last 52 weeks is 350.43.
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 |
| 2025 |
376.9773 |
353.5900 |
408.4610 |
335.1450 |
354.3200 |
-0.96% |
| 2024 |
323.0302 |
284.5030 |
391.7700 |
273.6710 |
357.7530 |
24.45% |
| 2023 |
316.3216 |
293.5440 |
339.6510 |
280.7350 |
287.4660 |
-2.31% |
| 2022 |
281.6456 |
285.3360 |
325.2310 |
242.6860 |
294.2500 |
0.61% |
| 2021 |
251.0175 |
197.4720 |
311.9290 |
195.1360 |
292.4580 |
43.39% |
| 2020 |
191.0501 |
199.7250 |
227.5770 |
139.4430 |
203.9600 |
2.37% |
| 2019 |
175.1635 |
136.4690 |
200.8150 |
134.4230 |
199.2460 |
44.67% |
| 2018 |
137.3393 |
123.2600 |
156.8770 |
123.2600 |
137.7200 |
9.64% |
| 2017 |
122.2400 |
103.9070 |
142.4850 |
103.3650 |
125.6140 |
21.49% |
| 2016 |
97.2173 |
83.0338 |
107.4950 |
77.4592 |
103.3970 |
22.50% |
| 2015 |
88.0150 |
85.3234 |
95.0916 |
80.6632 |
84.4069 |
-1.60% |
| 2014 |
78.0056 |
73.6738 |
88.2812 |
68.9233 |
85.7756 |
14.30% |
| 2013 |
60.1921 |
50.8344 |
75.0782 |
48.7282 |
75.0424 |
52.45% |
| 2012 |
44.3363 |
41.1208 |
51.1088 |
39.6856 |
49.2235 |
20.29% |
| 2011 |
41.9836 |
39.3227 |
46.9484 |
34.8711 |
40.9197 |
2.95% |
| 2010 |
34.3977 |
32.2844 |
39.7805 |
30.5321 |
39.7459 |
21.83% |
| 2009 |
33.2518 |
37.8205 |
37.8205 |
29.7802 |
32.6248 |
-14.80% |
| 2008 |
36.7512 |
38.3886 |
40.0853 |
28.8474 |
38.2899 |
-2.87% |
| 2007 |
34.5509 |
28.8170 |
41.3975 |
28.2308 |
39.4219 |
36.99% |
| 2006 |
29.2990 |
29.8353 |
34.1933 |
25.8635 |
28.7763 |
-0.06% |
| 2005 |
21.9826 |
18.4364 |
29.5550 |
16.5279 |
28.7941 |
54.35% |
| 2004 |
19.7705 |
18.3566 |
22.3608 |
14.9072 |
18.6554 |
2.14% |
| 2003 |
16.6305 |
14.5160 |
19.9253 |
13.1952 |
18.2651 |
30.36% |
| 2002 |
19.8790 |
25.5227 |
28.6277 |
10.7402 |
14.0116 |
-45.13% |
| 2001 |
25.4639 |
23.5339 |
31.9961 |
22.3068 |
25.5371 |
6.33% |
| 2000 |
22.2347 |
26.6045 |
29.2522 |
14.4795 |
24.0160 |
-11.99% |
| 1999 |
25.8572 |
24.8428 |
30.9956 |
18.2689 |
27.2867 |
10.71% |
| 1998 |
27.6105 |
25.4170 |
32.9275 |
22.8455 |
24.6481 |
-3.85% |
| 1997 |
21.3914 |
17.5905 |
25.6357 |
17.4745 |
25.6357 |
44.56% |
| 1996 |
15.0613 |
14.0313 |
18.3398 |
13.5401 |
17.7332 |
27.97% |
| 1995 |
10.6272 |
8.5777 |
14.0313 |
8.5777 |
13.8577 |
61.55% |
| 1994 |
8.6101 |
8.2684 |
9.3551 |
7.8173 |
8.5777 |
3.21% |
| 1993 |
8.9691 |
8.8872 |
9.7943 |
7.9892 |
8.3113 |
-7.35% |
| 1992 |
7.4276 |
6.3440 |
8.9702 |
6.3040 |
8.9702 |
41.40% |
| 1991 |
5.8401 |
5.3070 |
6.4668 |
4.5981 |
6.3440 |
19.11% |
| 1990 |
5.3426 |
6.2212 |
6.2212 |
4.0874 |
5.3262 |
-14.13% |
| 1989 |
4.9139 |
3.9772 |
6.3496 |
3.9052 |
6.2028 |
53.87% |
| 1988 |
3.7376 |
3.4013 |
4.1392 |
3.2034 |
4.0312 |
22.40% |
| 1987 |
3.8240 |
3.9907 |
4.5036 |
2.9514 |
3.2934 |
-13.37% |
| 1986 |
4.1316 |
3.6938 |
4.7196 |
3.6938 |
3.8018 |
2.05% |
| 1985 |
3.2785 |
2.7355 |
3.7253 |
2.7355 |
3.7253 |
35.74% |
| 1984 |
2.4253 |
2.8975 |
3.1314 |
1.9796 |
2.7444 |
-5.28% |
| 1983 |
2.4619 |
1.9706 |
3.0234 |
1.9706 |
2.8975 |
45.71% |
| 1982 |
1.6174 |
1.6737 |
2.1236 |
1.2867 |
1.9886 |
15.10% |
| 1981 |
1.4938 |
1.2687 |
1.7277 |
1.2058 |
1.7277 |
36.18% |
| Sector |
Industry |
Market Cap |
Revenue |
| Finance |
Insurance Brokers |
$77.114B |
$15.698B |
|
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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