Massivemarkets

AON

Aon plc Class A

NYSE · usd

$303.52-3.28 (-1.07%)
As of 7:30:04 PM EDT on Oct 23, 2026 · 15-minute delayed

Aon plc Class A (AON) trades at $303.52 (-1.07%) as of 7:30:04 PM EDT on Oct 23, 2026, +9.94% over the past month. Market cap is $65.08B, with 1.8 days to cover in short interest.

Stock performance

How Aon plc Class A (AON) stock has performed from one day to one year, with its 52-week range.

+0.50%
+$1.52 over 1D
$302.14$303.58$305.01$306.458:20 AM11:05 AM12:45 PM2:25 PM8:00 PM$303.52
1D
-1.07%
1W
+3.75%
1M
+9.94%
YTD
-13.99%
1Y
-9.90%
52-wk range
$266.33 – $382.34

Key statistics

Today's trading snapshot for AON: day range, open, previous close, volume and market cap.

Day range
$301.76 – $307.67
Open
$305.01
Prev close
$306.80
Volume
1.11M
Market cap
$65.08B
Shares out
212.13M

Valuation and profitability ratios: P/E, P/S, ROE

Valuation and profitability ratios for Aon plc Class A: P/E, P/S, P/B, ROE and more.

P/E
16.63
P/S
3.70
P/B
6.78
P/FCF
20.04
ROE
40.8%
ROA
7.3%
Debt/Equity
1.56
Div yield
1.01%

As of Oct 22, 2026

8-K filings

Material corporate events Aon plc Class A has disclosed to the SEC on Form 8-K.

  • Deal agreementsSep 22, 2026

    The Term Loans will be available ... on the closing date of the previously announced acquisition by ANA of USI Advantage Corp. ... pursuant to the agreement and plan of merger, dated as of August 30, 2026 ... entered into by and among the Company, ANA, USI, Cortlandt Acquisition Corp. ... and ... Uno Aggregator II L.P.

  • Deal agreementsSep 17, 2026

    The previously announced acquisition by ANA ... of USI Advantage Corp. ... pursuant to the agreement and plan of merger, dated as of August 30, 2026 ... is referred to as the USI Acquisition.

  • Deal agreementsSep 11, 2026

    Aon plc, Aon North America, Inc., USI Advantage Corp., Cortlandt Acquisition Corp., and Uno Aggregator II L.P. ... entered into an Agreement and Plan of Merger, dated as of August 30, 2026 ... which provided for, among other things, the merger of Merger Sub with and into USI Advantage, with USI Advantage surviving as a direct, wholly-owned subsidiary of ANA.

  • Investor communicationsAug 31, 2026

    On August 31, 2026, the Company also provided supplemental information regarding the Transaction in connection with a presentation to investors. A copy of the investor presentation is furnished as Exhibit 99.2 hereto.

  • Executive leadershipAug 17, 2026

    Edmund Reese will transition from his role as Executive Vice President and Chief Financial Officer of the Company effective August 17, 2026 (the "Transition Date"), to serve as a senior advisor to the Company from the Transition Date to August 16, 2027.

Dividend history and stock splits

Aon plc Class A's recent dividend payments and stock splits.

Dividends

  • $0.82ex-div Nov 2, 2026
  • $0.82ex-div Aug 3, 2026
  • $0.82ex-div May 1, 2026
  • $0.75ex-div Feb 2, 2026

Splits

No recent splits.

AON short interest

How heavily AON is shorted: shares short, days to cover and average daily volume.

Days to cover
1.8
Short interest
4.22M
Avg volume
2.4M

As of · reported to FINRA twice monthly.

AON news

The latest news and headlines about Aon plc Class A (AON).

Frequently asked questions

What is the Aon plc Class A (AON) stock price today?

Aon plc Class A (AON) is trading at $303.52 (-1.07% on the day) as of 7:30:04 PM EDT on Oct 23, 2026. Prices are delayed at least 15 minutes; real-time quotes are available from the Massive API.

What is Aon plc Class A?

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.

What is the short interest in AON?

As of Sep 30, 2026, AON has 4.22M shares short and 1.8 days to cover.

Does Aon plc Class A (AON) pay a dividend?

Yes. Aon plc Class A (AON)'s most recent dividend was $0.82 per share, with an ex-dividend date of Nov 2, 2026. Full AON dividend history is available from the Massive API.

What exchange is AON listed on?

Aon plc Class A (AON) trades on NYSE in USD, in the INSURANCE AGENTS, BROKERS & SERVICE industry.

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