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Aon plc (AON)

NYSE · Common stock · Insurance Agents, Brokers & Service

$294.88-1.83 (-0.62%)

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AON at a glance

Key statistics

$62.94B

Market capitalization

Previous close
$296.71
Open
$294.50
Day range
$293.51 – $296.06
Volume
153.8K
Average volume (30 sessions)
2.06M
Shares outstanding
212.13M
Price / earnings
16.1
Earnings per share
$18.45
Price / book
6.6
Price / sales
3.6
Dividend yield
1.05%
Beta (1 year, vs SPY)
-0.27

Where the price sits in its year

52-week range

25% of the range

Below the 52-week high
-22.9%
Above the 52-week low
+10.7%

Completed sessions through Oct 20, 2026

Technical snapshot

Below its 50-day and 200-day averages

20-day average
$278.18+6.7%
50-day average
$308.98-4.0%
200-day average
$327.39-9.4%
RSI (14)56.5

Between the conventional 30 and 70 bands.

+8.0%

1 week

+2.0%

1 month

-15.8%

3 months

-15.9%

Year to date

-14.4%

1 year

Price change over each window, from completed sessions. Past performance does not indicate future results.

Every plan: MACD, ATR, the 20- and 50-day ranges, five-year and all-history extremes and the full indicator set, live on Pro Charting.

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What members do with AON

From the public news wire

AON headlines

Market news →

SEC Form 4, most recent first

Insider filings

How to read these →
  • KNIGHT LESTER B

    +367

    Director · Open-market purchase

    $121.30K · Sep 2, 2026

  • KNIGHT LESTER B

    +7.2K

    Director · Open-market purchase

    $2.36M · Sep 2, 2026

  • KNIGHT LESTER B

    +5.1K

    Director · Open-market purchase

    $1.66M · Sep 2, 2026

  • KNIGHT LESTER B

    +1.7K

    Director · Open-market purchase

    $566.27K · Sep 2, 2026

  • KNIGHT LESTER B

    +4.1K

    Director · Open-market purchase

    $1.36M · Sep 2, 2026

  • KNIGHT LESTER B

    +1.4K

    Director · Open-market purchase

    $474.75K · Sep 2, 2026

  • Zeidel Darren

    −475

    General Counsel · Open-market sale

    $180.50K · Jul 28, 2026

  • Zeidel Darren

    −700

    General Counsel · Open-market sale

    $263.20K · Jul 28, 2026

About Aon plc

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 60,000 employees and operations in over 120 countries.

Exchange
NYSE
Security
Common stock
Industry
Insurance Agents, Brokers & Service
Headquarters
Dublin 2, L2
Employees
60,000
Listed since
Feb 18, 1975
Website
aon.com
Educational content only. MadStockAlerts provides market commentary, research, and educational content. It is not personalized investment advice, and nothing here is a recommendation to buy or sell any security. Trading and investing involve substantial risk, including loss of capital. See the Risk Disclosure and Customer Agreement.

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