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Aon Plc (NY:AON)

304.67 -6.87 (-2.21%)
Official Closing Price Updated: 4:10 PM EDT, Sep 15, 2026 Add to My Watchlist
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Price and Volume

Detailed Quote
Volume 1,786,522
Open 311.60
Bid (Size) 304.01 (40)
Ask (Size) 315.00 (40)
Prev. Close 311.54
Today's Range 304.59 - 311.98
52wk Range 302.44 - 382.34
Shares Outstanding 225,747,147
Dividend Yield 0.54%
Chart for (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
These S&P500 stocks are moving in today's session ↗
Via Chartmill
News headline image
Aon’s $17B USI Deal Targets Middle-Market Insurance Dominance ↗
AON (NYSE:AON) said it has entered a definitive agreement to acquire U.S. middle-market insurance broker USI in an all-cash transaction valued at approximately $17 billion, or $16.7 billion net of... 
Via MarketBeat
Topics Retirement

Performance

YTD
-11.5%
-11.5%
1 Month
-12.3%
-12.3%
3 Month
-7.5%
-7.5%
6 Month
-6.8%
-6.8%
1 Year
-16.3%
-16.3%

More News

Read More
Uncover the latest developments among S&P500 stocks in today's session. ↗
Via Chartmill
What's going on in today's session: S&P500 gap up and gap down stocks ↗
Via Chartmill
News headline image
Q3 2026 Insurance Labor Market Study Results Reflect Slowing Turnover and Modest Growth
From The Jacobson Group
Via Business Wire
News headline image
Here's How Much $100 Invested In Aon 15 Years Ago Would Be Worth Today ↗
Via Benzinga
News headline image
Aon Launches Sidecar X with $200 Million Capacity Secured
From Aon plc
Via Business Wire
News headline image
Aon (AON) Q2 2026 Earnings Call Transcript ↗
Via The Motley Fool
Topics Earnings
News headline image
Aon Appoints Darren Van't Hof as Head of Transaction Solutions Tax Credit Financing
From Aon plc
Via Business Wire
News headline image
AON Q2 Earnings Call Highlights ↗
Via MarketBeat
Topics Earnings
News headline image
Q3 2026 Insurance Labor Market Study Results to be Highlighted in Webinar
From The Jacobson Group
Via Business Wire
News headline image
Aon's General Counsel Sold $216,000 in Stock. The 14% Earnings Growth Matters More ↗
Via The Motley Fool
Topics Regulatory Compliance
News headline image
Q3 2026 Insurance Labor Market Study Now Open for Participation
From The Jacobson Group
Via Business Wire
News headline image
Aon Clients Recover More Than $3B in Transaction Liability Insurance Globally as Claims Activity Continues to Evolve
From Aon plc
Via Business Wire
News headline image
I Still Like the Stock, but This Definitely Isn't Warren Buffett's Berkshire Hathaway Anymore ↗
Via The Motley Fool
News headline image
These Are All of the Stocks Greg Abel, Warren Buffett's Successor, Dumped in the First Quarter ↗
Via The Motley Fool
News headline image
Warren Buffett's Successor Greg Abel Dumped 16 Stocks in Q1: Here Are the 2 Biggest Surprises ↗
Via The Motley Fool
Topics Credit Cards Retirement
News headline image
Aon (AON) Q1 2026 Earnings Call Transcript ↗
Via The Motley Fool
Topics Artificial Intelligence Earnings
News headline image
Did Warren Buffett's Successor Just Dump $15 Billion of Berkshire's Portfolio? Here's 1 Big Reason to Explain Such a Huge Move. ↗
Via The Motley Fool
News headline image
Top S&P500 movers in Friday's session ↗
Via Chartmill
Topics Artificial Intelligence Lawsuit
Explore the top gainers and losers within the S&P500 index in today's session. ↗
Via Chartmill
News headline image
Here Are All 48 Stocks Warren Buffett's Successor, Greg Abel, Is Overseeing in Berkshire Hathaway's $320 Billion Portfolio ↗
Via The Motley Fool
News headline image
Automotive Parts Stock Down 31% Draws $16 Million Bet as Earnings Fall 50% Year Over Year ↗
Via The Motley Fool
Topics Economy Regulatory Compliance
Which S&P500 stocks are moving on Friday? ↗
Via Chartmill
News headline image
The GENIUS Act: US Financial Institutions Enter the Blockchain Era with Federal Guardrails
Via MarketMinute
Topics Bankruptcy Economy Regulatory Compliance

Frequently Asked Questions

Is Aon Plc publicly traded?
Yes, Aon Plc is publicly traded.
What exchange does Aon Plc trade on?
Aon Plc trades on the New York Stock Exchange
What is the ticker symbol for Aon Plc?
The ticker symbol for Aon Plc is AON on the New York Stock Exchange
What is the current price of Aon Plc?
The current price of Aon Plc is 304.67
When was Aon Plc last traded?
The last trade of Aon Plc was at 09/15/26 04:10 PM ET
What is the market capitalization of Aon Plc?
The market capitalization of Aon Plc is 68.78B
How many shares of Aon Plc are outstanding?
Aon Plc has 69B shares outstanding.
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