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AO

NYSE · AON

Aon plc

Financial Services · Insurance - Brokers

$289.74

Up+$6.91 (+2.38%)

Updated Oct 21, 2026, 12:07 AM

SID Score

6.4/10

Composite research score

Smart Money

58/100

Neutral

Market cap
72.1B
P/E ratio
19.53
Dividend yield
1.00%
52-week range
$266.33 – $382.34
Volume
1.52M
Avg. volume
1.3M

Price performance · AON

AON price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Oct 19, 2026

AON closed at $289.74 after 21 trading sessions, down 0.37% for the selected period.

Last close
$289.74
Period change
-0.37%
Period low
$269.45
Period high
$292.55
Daily close
View OHLC price history
AON OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Oct 19, 2026$289.03$291.91$287.18$289.741.52M
Oct 16, 2026$288.79$292.73$287.74$292.551.84M
Oct 15, 2026$279.85$288.47$279.85$286.802.33M
Oct 14, 2026$275.63$277.25$272.0425$275.351.7M
Oct 13, 2026$275.99$277.62$272.39$274.711.45M
Oct 12, 2026$274.87$276.01$273.24$274.781.67M
Oct 9, 2026$276.63$277.49$272.83$273.471.91M
Oct 8, 2026$271.29$277.90$270.03$277.121.98M
Oct 7, 2026$275.07$275.31$269.72$270.471.54M
Oct 6, 2026$270.83$274.71$270.10$273.991.38M
Oct 5, 2026$267.59$272.37$266.33$272.051.37M
Oct 2, 2026$274.96$276.3899$268.90$269.451.61M
Oct 1, 2026$277.48$279.49$274.81$275.952.01M
Sep 30, 2026$275.78$278.19$273.80$276.772.3M
Sep 29, 2026$269.91$276.97$269.02$275.901.99M
Sep 28, 2026$277.50$278.395$270.00$272.101.85M
Sep 25, 2026$277.00$280.98$276.52$277.991.64M
Sep 24, 2026$281.60$283.03$275.38$276.092.71M
Sep 23, 2026$284.67$286.7999$281.18$281.601.79M
Sep 22, 2026$291.06$293.55$282.70$286.102.54M
Sep 21, 2026$297.01$297.87$290.70$290.821.94M

Latest AON news

The latest Smart Investors Daily articles mentioning AON.

Stock researchCompany · Overview

AON research

Overview

Company profile and research snapshot.

Company profile

Aon is a leading global provider of insurance and reinsurance brokerage and human resources solutions. Its operations are tilted toward its brokerage operations. Headquartered in London, Aon has about 50,000 employees and operations in over 120 countries.

Visit company website

Analyst outlook

Consensus and target data currently published for this company.

Consensus
Buy
Average target
$411.00
Implied upside
—
Analysts
14
AON recent ratings
DateFirmRatingTarget
Oct 12, 2026Wells FargoOverweight—
Oct 12, 2026Keefe, Bruyette & WoodsOutperform—
Oct 7, 2026MizuhoOutperform—
Oct 7, 2026BarclaysEqual-Weight—
Oct 7, 2026Cantor FitzgeraldOverweight—
Open full forecast

News briefing

No generated briefing is available yet.

Yahoo · Oct 15, 2026

Aon (AON) Deepens Ukraine War Risk Insurance Support

Aon (NYSE:AON) and the European Bank for Reconstruction and Development expanded their Ukraine war risk insurance facility for local businesses. The enlarged Ukraine Recovery and Reconstruction Guarantee Facility is aimed at supporting companies operating under active conflict conditions. The program is designed to help maintain economic activity in Ukraine by sharing war related risks with private insurers. The expanded Ukraine war risk insurance partnership with the EBRD is only one part...

Yahoo · Oct 15, 2026

Has Aon (AON) Fallen Too Far, Or Is Debt Now Priced In?

Aon has had a rough run over the past year, yet the market is still putting a substantial price on the business and its ability to earn strong returns on the capital it deploys. That gap between a weaker share chart and a still robust valuation raises a clear question about how efficiently Aon is turning its balance sheet and investment in acquisitions into profits for shareholders. The share price has fallen 21.9% over the past year, which puts sharper focus on whether Aon’s returns on...

Yahoo · Oct 14, 2026

Marsh McLennan (MRSH) vs Aon (AON): Which Insurance Broker is a Better Buy?

Marsh & McLennan Companies, Inc. (NYSE:MRSH) closed at $177.01 on October 13. The stock has returned 2% over the last six months, compared to a 21.5% return for the Insider Monkey Billionaire Index and 14.0% for State Street SPDR S&P 500 ETF Trust. Aon plc (NYSE:AON) closed at $274.71 and has returned -15.6% over the […]

AI research layers

Interpretive context generated from the platform’s current data sources.

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