What is the current annual income tax of AON?

As of today, AON annual income tax is $1.01B

What is 1-year change in AON annual income tax?

AON annual income tax is up +35.98% year-over-year

What is 3-year change in AON annual income tax?

AON annual income tax is up +97.84% over the past 3 years

How far is AON annual income tax from its all-time high?

AON annual income tax is currently at its all-time high

How does AON annual income tax rank versus sector peers?

AON annual income tax is higher than 94.96% of companies in Financial Services sector

When is AON next annual earnings release?

As of today, the next annual earnings release for AON has not been scheduled

What is the current quarterly income tax of AON?

As of today, AON quarterly income tax is $505.00M

What is AON quarterly income tax most recent change?

AON quarterly income tax was up +297.64% on December 31, 2025

What is 1-year change in AON quarterly income tax?

AON quarterly income tax is up +221.66% year-over-year

How far is AON quarterly income tax from its all-time high?

AON quarterly income tax is currently at its all-time high

How does AON quarterly income tax rank versus sector peers?

AON quarterly income tax is higher than 96.77% of companies in Financial Services sector

When is AON next earnings release?

The next earnings release for AON is on May 1, 2026

What is the current TTM income tax of AON?

As of today, AON TTM income tax is $1.01B

What is AON TTM income tax most recent change?

AON TTM income tax was up +52.65% on December 31, 2025

What is 1-year change in AON TTM income tax?

AON TTM income tax is up +35.98% year-over-year

How far is AON TTM income tax from its all-time high?

AON TTM income tax is currently at its all-time high

How does AON TTM income tax rank versus sector peers?

AON TTM income tax is higher than 94.88% of companies in Financial Services sector

When is AON next earnings release?

The next earnings release for AON is on May 1, 2026

Aon Plc (AON) Income Tax History & Chart Since 1980

Annual Income Tax

$1.01B$267.00M+35.98%

December 31, 2025

Summary

Current Value: As of today, AON annual income tax is $1.01B, up +35.98% on December 31, 2025
Historical Performance: AON annual income tax is up +97.84% over the past 3 years, up +125.22% over the past 5 years
All-Time High Comparison: AON annual income tax is currently at its all-time high
3-Year Low Comparison: AON annual income tax is +97.84% above its 3-year low of $510.00M reached on an earlier date
Sector Comparison: AON annual income tax is higher than 94.96% of companies in Financial Services sector

Income Tax Chart

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Performance

AON Performance
Metric	Date	Value	1Y	3Y	5Y	15Y
	Dec 31, 25	$1.01B	+36.0%	+97.8%	+125.2%	+236.3%
	Dec 31, 25	$505.00M	+221.7%	+1074.4%	+448.9%	+328.0%
	Dec 31, 25	$1.01B	+36.0%	+97.8%	+125.2%	+236.3%
Price	Mar 12, 26	$315.91	-19.9%	+7.7%	+38.6%	+516.4%
	Dec 31, 25	$4.71B	+10.2%	+26.2%	+70.1%	+223.9%
Annual EBITDA	Dec 31, 25	$5.68B	+14.4%	+42.0%	+78.3%	+222.6%
	Dec 31, 25	$13.49B	+3.0%	+36.3%	+48.4%	+73.4%
Annual Revenue	Dec 31, 25	$17.29B	+9.8%	+38.5%	+56.4%	+103.2%

Income Tax Highs

AON Annual Income Tax Highs Comparison
Period	High	Date	Current
3Y	$1.01B	Dec 31, 25	at high
5Y	$1.01B	Dec 31, 25	at high
All	$1.01B	Dec 31, 25	at high

Income Tax Lows

AON Annual Income Tax Lows Comparison
Period	Low	Date	Current
3Y	$510.00M	N/A	+97.8%
5Y	$448.00M	N/A	+125.2%
All	$18.09M	Dec 1, 83	+5477.1%

Income Tax History

Year	Value	Change
2025	$1.01B	+36.0%
2024	$742.00M	+37.2%
2023	$541.00M	+6.1%
2022	$510.00M	-18.1%
2021	$623.00M	+39.1%
2020	$448.00M	+50.8%
2019	$297.00M	+103.4%
2018	$146.00M	-41.6%
2017	$250.00M	+68.9%
2016	$148.00M	-44.6%
2015	$267.00M	-20.1%
2014	$334.00M	-14.4%
2013	$390.00M	+8.3%
2012	$360.00M	-4.8%
2011	$378.00M	+26.0%
2010	$300.00M	+11.9%
2009	$268.00M	+10.7%
2008	$242.00M	-31.3%
2007	$352.00M	+19.7%
2006	$294.00M	+22.5%
2005	$240.00M	-14.9%
2004	$282.00M	-31.4%
2003	$411.00M	+40.3%

Year	Value	Change
2002	$293.00M	+87.8%
2001	$156.00M	-53.2%
2000	$333.00M	+37.0%
1999	$243.00M	-30.4%
1998	$349.00M	+71.8%
1997	$203.10M	+32.1%
1996	$153.80M	-0.3%
1995	$154.30M	-13.1%
1994	$177.60M	+14.4%
1993	$155.30M	+84.2%
1992	$84.30M	-5.8%
1991	$89.50M	+3.8%
1990	$86.20M	+5.5%
1989	$81.70M	+41.8%
1988	$57.63M	-19.3%
1987	$71.40M	-34.7%
1986	$109.41M	+41.5%
1985	$77.32M	+205.4%
1984	$25.32M	+39.9%
1983	$18.09M	-29.6%
1982	$25.71M	-29.1%
1981	$36.24M	+8.9%
1980	$33.27M	-

FAQ

What is the current annual income tax of AON?
As of today, AON annual income tax is $1.01B
What is 1-year change in AON annual income tax?
AON annual income tax is up +35.98% year-over-year
What is 3-year change in AON annual income tax?
AON annual income tax is up +97.84% over the past 3 years
How far is AON annual income tax from its all-time high?
AON annual income tax is currently at its all-time high
How does AON annual income tax rank versus sector peers?
AON annual income tax is higher than 94.96% of companies in Financial Services sector
When is AON next annual earnings release?
As of today, the next annual earnings release for AON has not been scheduled

Quarterly Income Tax

$505.00M$378.00M+297.64%

December 31, 2025

Summary

Current Value: As of today, AON quarterly income tax is $505.00M, up +297.64% on December 31, 2025
Historical Performance: AON quarterly income tax is up +221.66% year-over-year, up +1074.42% over the past 3 years
All-Time High Comparison: AON quarterly income tax is currently at its all-time high
3-Year Low Comparison: AON quarterly income tax is +1074.42% above its 3-year low of $43.00M reached on an earlier date
Sector Comparison: AON quarterly income tax is higher than 96.77% of companies in Financial Services sector

Performance

AON Performance
Metric	Date	Value	3M	1Y	3Y	5Y
	Dec 31, 25	$505.00M	+297.6%	+221.7%	+1074.4%	+448.9%
	Dec 31, 25	$1.01B	–	+36.0%	+97.8%	+125.2%
	Dec 31, 25	$1.01B	+52.6%	+36.0%	+97.8%	+125.2%
Price	Mar 12, 26	$315.91	-10.7%	-19.9%	+7.7%	+38.6%
	Dec 31, 25	$1.34B	+57.7%	+17.5%	+29.3%	+81.7%
Quarterly EBITDA	Dec 31, 25	$1.57B	+44.3%	+14.6%	+43.3%	+91.5%
	Dec 31, 25	$2.61B	-26.4%	-23.6%	+4.5%	+5.8%
Quarterly Revenue	Dec 31, 25	$4.30B	+7.6%	+4.2%	+36.4%	+43.9%

Quarterly Income Tax Highs

AON Quarterly Income Tax Highs Comparison
Period	High	Date	Current
1Y	$505.00M	Dec 31, 25	at high
3Y	$505.00M	Dec 31, 25	at high
5Y	$505.00M	Dec 31, 25	at high
All	$505.00M	Dec 31, 25	at high

Quarterly Income Tax Lows

AON Quarterly Income Tax Lows Comparison
Period	Low	Date	Current
1Y	$109.00M	Jun 30, 25	+363.3%
3Y	$43.00M	N/A	+1074.4%
5Y	$23.00M	Sep 30, 21	+2095.7%
All	-$144.00M	Jun 30, 18	+450.7%

Quarterly Income Tax History

Month	Value	Change
Dec 2025	$505.00M	+297.6%
Sep 2025	$127.00M	+16.5%
Jun 2025	$109.00M	-59.3%
Mar 2025	$268.00M	+70.7%
Dec 2024	$157.00M	+67.0%
Sep 2024	$94.00M	-41.3%
Jun 2024	$160.00M	-51.7%
Mar 2024	$331.00M	+224.5%
Dec 2023	$102.00M	+9.7%
Sep 2023	$93.00M	+12.0%
Jun 2023	$83.00M	-68.4%
Mar 2023	$263.00M	+511.6%
Dec 2022	$43.00M	-53.3%
Sep 2022	$92.00M	-22.7%
Jun 2022	$119.00M	-53.5%
Mar 2022	$256.00M	+57.1%
Dec 2021	$163.00M	+608.7%
Sep 2021	$23.00M	-88.7%
Jun 2021	$203.00M	-13.2%
Mar 2021	$234.00M	+154.3%
Dec 2020	$92.00M	+12.2%
Sep 2020	$82.00M	-3.5%
Jun 2020	$85.00M	-55.0%
Mar 2020	$189.00M	+220.3%
Dec 2019	$59.00M	+5.4%
Sep 2019	$56.00M	0.0%
Jun 2019	$56.00M	-55.6%
Mar 2019	$126.00M	-8.0%
Dec 2018	$137.00M	+251.3%
Sep 2018	$39.00M	+127.1%
Jun 2018	-$144.00M	-226.3%
Mar 2018	$114.00M	-70.7%
Dec 2017	$389.00M	+9,625.0%
Sep 2017	$4.00M	+102.8%
Jun 2017	-$143.00M	>-9,900.0%
Mar 2017	$0.00	-100.0%
Dec 2016	$21.00M	-16.0%
Sep 2016	$25.00M	-41.9%
Jun 2016	$43.00M	-27.1%
Mar 2016	$59.00M	-47.3%
Dec 2015	$112.00M	+128.6%
Sep 2015	$49.00M	+88.5%
Jun 2015	$26.00M	-67.5%
Mar 2015	$80.00M	-29.8%
Dec 2014	$114.00M	+52.0%
Sep 2014	$75.00M	+11.9%
Jun 2014	$67.00M	-14.1%
Mar 2014	$78.00M	-32.2%
Dec 2013	$115.00M	+29.2%
Sep 2013	$89.00M	-1.1%
Jun 2013	$90.00M	-6.3%
Mar 2013	$96.00M	-6.8%
Dec 2012	$103.00M	+60.9%
Sep 2012	$64.00M	-33.3%
Jun 2012	$96.00M	-1.0%
Mar 2012	$97.00M	-6.7%
Dec 2011	$104.00M	+23.8%
Sep 2011	$84.00M	-3.4%
Jun 2011	$87.00M	-15.5%
Mar 2011	$103.00M	-12.7%
Dec 2010	$118.00M	+93.4%
Sep 2010	$61.00M	+1.7%
Jun 2010	$60.00M	-1.6%
Mar 2010	$61.00M	+8.9%
Dec 2009	$56.00M	+19.1%
Sep 2009	$47.00M	-17.5%
Jun 2009	$57.00M	-47.2%
Mar 2009	$108.00M	+111.8%
Dec 2008	$51.00M	-13.6%
Sep 2008	$59.00M	+1.7%
Jun 2008	$58.00M	-24.7%
Mar 2008	$77.00M	+3,750.0%

Month	Value	Change
Dec 2007	$2.00M	-98.4%
Sep 2007	$124.00M	-2.4%
Jun 2007	$127.00M	+28.3%
Mar 2007	$99.00M	+65.0%
Dec 2006	$60.00M	+22.4%
Sep 2006	$49.00M	-48.4%
Jun 2006	$95.00M	-10.4%
Mar 2006	$106.00M	+73.8%
Dec 2005	$61.00M	+1.7%
Sep 2005	$60.00M	-39.4%
Jun 2005	$99.00M	-12.4%
Mar 2005	$113.00M	+2,160.0%
Dec 2004	$5.00M	-92.5%
Sep 2004	$67.00M	-34.3%
Jun 2004	$102.00M	-5.6%
Mar 2004	$108.00M	-18.2%
Dec 2003	$132.00M	+50.0%
Sep 2003	$88.00M	-2.2%
Jun 2003	$90.00M	-5.3%
Mar 2003	$95.00M	-11.2%
Dec 2002	$107.00M	+35.4%
Sep 2002	$79.00M	+1,216.7%
Jun 2002	$6.00M	-91.0%
Mar 2002	$67.00M	+9.8%
Dec 2001	$61.00M	+19.6%
Sep 2001	$51.00M	+104.0%
Jun 2001	$25.00M	+31.6%
Mar 2001	$19.00M	-70.3%
Dec 2000	$64.00M	-32.6%
Sep 2000	$95.00M	+6.7%
Jun 2000	$89.00M	+4.7%
Mar 2000	$85.00M	+400.0%
Dec 1999	$17.00M	-81.3%
Sep 1999	$91.00M	-8.1%
Jun 1999	$99.00M	+175.0%
Mar 1999	$36.00M	-59.7%
Dec 1998	$89.40M	+10.9%
Sep 1998	$80.60M	-10.2%
Jun 1998	$89.80M	+0.7%
Mar 1998	$89.20M	+20.9%
Dec 1997	$73.80M	+10.8%
Sep 1997	$66.60M	+16.8%
Jun 1997	$57.00M	+900.0%
Mar 1997	$5.70M	-76.7%
Dec 1996	$24.50M	-44.6%
Sep 1996	$44.20M	+22.8%
Jun 1996	$36.00M	-26.7%
Mar 1996	$49.10M	+992.7%
Dec 1995	-$5.50M	-110.7%
Sep 1995	$51.60M	+1.4%
Jun 1995	$50.90M	-11.2%
Mar 1995	$57.30M	+35.1%
Dec 1994	$42.40M	-0.9%
Sep 1994	$42.80M	-1.6%
Jun 1994	$43.50M	-11.0%
Mar 1994	$48.90M	+32.2%
Dec 1993	$37.00M	-20.1%
Sep 1993	$46.30M	+37.0%
Jun 1993	$33.80M	-11.5%
Mar 1993	$38.20M	+649.0%
Dec 1992	$5.10M	-79.3%
Sep 1992	$24.60M	-4.3%
Jun 1992	$25.70M	-10.8%
Mar 1992	$28.80M	+32.1%
Dec 1991	$21.80M	-5.6%
Sep 1991	$23.10M	+2.2%
Jun 1991	$22.60M	+2.7%
Mar 1991	$22.00M	+14.6%
Dec 1990	$19.20M	-13.5%
Sep 1990	$22.20M	-5.9%
Jun 1990	$23.60M	+11.3%
Mar 1990	$21.20M	-

FAQ

What is the current quarterly income tax of AON?
As of today, AON quarterly income tax is $505.00M
What is AON quarterly income tax most recent change?
AON quarterly income tax was up +297.64% on December 31, 2025
What is 1-year change in AON quarterly income tax?
AON quarterly income tax is up +221.66% year-over-year
How far is AON quarterly income tax from its all-time high?
AON quarterly income tax is currently at its all-time high
How does AON quarterly income tax rank versus sector peers?
AON quarterly income tax is higher than 96.77% of companies in Financial Services sector
When is AON next earnings release?
The next earnings release for AON is on May 1, 2026

TTM Income Tax

$1.01B$348.00M+52.65%

December 31, 2025

Summary

Current Value: As of today, AON TTM income tax is $1.01B, up +52.65% on December 31, 2025
Historical Performance: AON TTM income tax is up +35.98% year-over-year, up +97.84% over the past 3 years
All-Time High Comparison: AON TTM income tax is currently at its all-time high
3-Year Low Comparison: AON TTM income tax is +109.77% above its 3-year low of $481.00M reached on June 30, 2023
Sector Comparison: AON TTM income tax is higher than 94.88% of companies in Financial Services sector

Performance

AON Performance
Metric	Date	Value	3M	1Y	3Y	5Y
	Dec 31, 25	$1.01B	+52.6%	+36.0%	+97.8%	+125.2%
	Dec 31, 25	$1.01B	–	+36.0%	+97.8%	+125.2%
	Dec 31, 25	$505.00M	+297.6%	+221.7%	+1074.4%	+448.9%
Price	Mar 12, 26	$315.91	-10.7%	-19.9%	+7.7%	+38.6%
	Dec 31, 25	$4.82B	+4.3%	+12.8%	+29.1%	+74.1%
TTM EBITDA	Dec 31, 25	$5.78B	+3.6%	+16.6%	+44.8%	+81.8%
TTM Revenue	Dec 31, 25	$17.29B	+1.0%	+9.8%	+38.5%	+56.4%

TTM Income Tax Highs

AON TTM Income Tax Highs Comparison
Period	High	Date	Current
1Y	$1.01B	Dec 31, 25	at high
3Y	$1.01B	Dec 31, 25	at high
5Y	$1.01B	Dec 31, 25	at high
All	$1.01B	Dec 31, 25	at high

TTM Income Tax Lows

AON TTM Income Tax Lows Comparison
Period	Low	Date	Current
1Y	$628.00M	Jun 30, 25	+60.7%
3Y	$481.00M	Jun 30, 23	+109.8%
5Y	$448.00M	N/A	+125.2%
All	-$118.00M	Sep 30, 17	+955.1%

TTM Income Tax History

Month	Value	Change
Dec 2025	$1.01B	+52.6%
Sep 2025	$661.00M	+5.3%
Jun 2025	$628.00M	-7.5%
Mar 2025	$679.00M	-8.5%
Dec 2024	$742.00M	+8.0%
Sep 2024	$687.00M	+0.1%
Jun 2024	$686.00M	+12.6%
Mar 2024	$609.00M	+12.6%
Dec 2023	$541.00M	+12.2%
Sep 2023	$482.00M	+0.2%
Jun 2023	$481.00M	-7.0%
Mar 2023	$517.00M	+1.4%
Dec 2022	$510.00M	-19.0%
Sep 2022	$630.00M	+12.3%
Jun 2022	$561.00M	-13.0%
Mar 2022	$645.00M	+3.5%
Dec 2021	$623.00M	+12.9%
Sep 2021	$552.00M	-9.7%
Jun 2021	$611.00M	+23.9%
Mar 2021	$493.00M	+10.0%
Dec 2020	$448.00M	+8.0%
Sep 2020	$415.00M	+6.7%
Jun 2020	$389.00M	+8.1%
Mar 2020	$360.00M	+21.2%
Dec 2019	$297.00M	-20.8%
Sep 2019	$375.00M	+4.7%
Jun 2019	$358.00M	+126.6%
Mar 2019	$158.00M	+8.2%
Dec 2018	$146.00M	-63.3%
Sep 2018	$398.00M	+9.6%
Jun 2018	$363.00M	-0.3%
Mar 2018	$364.00M	+45.6%
Dec 2017	$250.00M	+311.9%
Sep 2017	-$118.00M	-21.6%
Jun 2017	-$97.00M	-209.0%
Mar 2017	$89.00M	-39.9%
Dec 2016	$148.00M	-38.1%
Sep 2016	$239.00M	-9.1%
Jun 2016	$263.00M	+6.9%
Mar 2016	$246.00M	-7.9%
Dec 2015	$267.00M	-0.7%
Sep 2015	$269.00M	-8.8%
Jun 2015	$295.00M	-12.2%
Mar 2015	$336.00M	+0.6%
Dec 2014	$334.00M	-0.3%
Sep 2014	$335.00M	-4.0%
Jun 2014	$349.00M	-6.2%
Mar 2014	$372.00M	-4.6%
Dec 2013	$390.00M	+3.2%
Sep 2013	$378.00M	+7.1%
Jun 2013	$353.00M	-1.7%
Mar 2013	$359.00M	-0.3%
Dec 2012	$360.00M	-0.3%
Sep 2012	$361.00M	-5.2%
Jun 2012	$381.00M	+2.4%
Mar 2012	$372.00M	-1.6%
Dec 2011	$378.00M	-3.6%
Sep 2011	$392.00M	+6.2%
Jun 2011	$369.00M	+7.9%
Mar 2011	$342.00M	+14.0%
Dec 2010	$300.00M	+26.1%
Sep 2010	$238.00M	+6.3%
Jun 2010	$224.00M	+1.4%
Mar 2010	$221.00M	-17.5%
Dec 2009	$268.00M	+1.9%
Sep 2009	$263.00M	-4.4%
Jun 2009	$275.00M	-0.4%
Mar 2009	$276.00M	+12.7%
Dec 2008	$245.00M	+25.0%
Sep 2008	$196.00M	-24.9%
Jun 2008	$261.00M	-20.9%
Mar 2008	$330.00M	-6.3%

Month	Value	Change
Dec 2007	$352.00M	-14.1%
Sep 2007	$410.00M	+22.4%
Jun 2007	$335.00M	+10.6%
Mar 2007	$303.00M	-2.3%
Dec 2006	$310.00M	-0.3%
Sep 2006	$311.00M	-3.4%
Jun 2006	$322.00M	-1.2%
Mar 2006	$326.00M	-2.1%
Dec 2005	$333.00M	+20.2%
Sep 2005	$277.00M	-2.5%
Jun 2005	$284.00M	-1.0%
Mar 2005	$287.00M	+1.8%
Dec 2004	$282.00M	-31.1%
Sep 2004	$409.00M	-4.9%
Jun 2004	$430.00M	+2.9%
Mar 2004	$418.00M	+3.2%
Dec 2003	$405.00M	+6.6%
Sep 2003	$380.00M	+2.4%
Jun 2003	$371.00M	+29.3%
Mar 2003	$287.00M	+10.8%
Dec 2002	$259.00M	+21.6%
Sep 2002	$213.00M	+15.1%
Jun 2002	$185.00M	-9.3%
Mar 2002	$204.00M	+30.8%
Dec 2001	$156.00M	-1.9%
Sep 2001	$159.00M	-21.7%
Jun 2001	$203.00M	-24.0%
Mar 2001	$267.00M	-19.8%
Dec 2000	$333.00M	+16.4%
Sep 2000	$286.00M	+1.4%
Jun 2000	$282.00M	-3.4%
Mar 2000	$292.00M	+20.2%
Dec 1999	$243.00M	-23.0%
Sep 1999	$315.40M	+3.4%
Jun 1999	$305.00M	+3.1%
Mar 1999	$295.80M	-15.2%
Dec 1998	$349.00M	+4.7%
Sep 1998	$333.40M	+4.4%
Jun 1998	$319.40M	+11.4%
Mar 1998	$286.60M	+41.1%
Dec 1997	$203.10M	+32.1%
Sep 1997	$153.80M	+17.0%
Jun 1997	$131.40M	+19.0%
Mar 1997	$110.40M	-28.2%
Dec 1996	$153.80M	+24.2%
Sep 1996	$123.80M	-5.6%
Jun 1996	$131.20M	-10.2%
Mar 1996	$146.10M	-5.3%
Dec 1995	$154.30M	-23.7%
Sep 1995	$202.20M	+4.6%
Jun 1995	$193.40M	+4.0%
Mar 1995	$186.00M	+4.7%
Dec 1994	$177.60M	+3.1%
Sep 1994	$172.20M	-2.0%
Jun 1994	$175.70M	+5.8%
Mar 1994	$166.00M	+6.9%
Dec 1993	$155.30M	+25.9%
Sep 1993	$123.40M	+21.3%
Jun 1993	$101.70M	+8.7%
Mar 1993	$93.60M	+11.2%
Dec 1992	$84.20M	-16.6%
Sep 1992	$100.90M	+1.5%
Jun 1992	$99.40M	+3.2%
Mar 1992	$96.30M	+7.6%
Dec 1991	$89.50M	+3.0%
Sep 1991	$86.90M	+1.0%
Jun 1991	$86.00M	-1.1%
Mar 1991	$87.00M	+0.9%
Dec 1990	$86.20M	+28.7%
Sep 1990	$67.00M	+49.6%
Jun 1990	$44.80M	+111.3%
Mar 1990	$21.20M	-

FAQ

What is the current TTM income tax of AON?
As of today, AON TTM income tax is $1.01B
What is AON TTM income tax most recent change?
AON TTM income tax was up +52.65% on December 31, 2025
What is 1-year change in AON TTM income tax?
AON TTM income tax is up +35.98% year-over-year
How far is AON TTM income tax from its all-time high?
AON TTM income tax is currently at its all-time high
How does AON TTM income tax rank versus sector peers?
AON TTM income tax is higher than 94.88% of companies in Financial Services sector
When is AON next earnings release?
The next earnings release for AON is on May 1, 2026

Income Tax Formula

Income Tax Expense = Current Tax Expense + Deferred Tax Expense

Data Sources & References

AON Official Website www.aon.com
Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/315293/000162828026004273/0001628280-26-004273-index.htm
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/315293/000162828026004273/0001628280-26-004273-index.htm
AON Profile on Yahoo Finance finance.yahoo.com/quote/AON
AON Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/aon