Aon plc AON

NYSE AON
$289.86 -2.69 (-0.92%)
As of: Oct 19, 2026 · 3:59 PM EDT

Aon plc (AON) stock price is $289.86, down 0.92% on the day, as of Oct 19, 2026. It has a market cap of $61.77Bn and a P/E ratio of 15.78, and is classified in the Insurance Brokers industry (Financial Services sector).

Key Stats
Market Cap61.77 Bn
P/E15.78
P/S3.51
Div. Yield0.01
Total Debt (Qtr)14.97 Bn
Revenue Growth (1y) (Qtr)2.19
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About

Aon plc is a leading global professional services firm that provides risk management and human capital solutions through its integrated Risk Capital and Human Capital businesses. The company delivers actionable analytic insight globally while offering locally relevant services to clients in more than 120 countries across virtually every industry. This diversification helps stabilise earnings amid shifting economic conditions. Aon generates revenue primarily from commissions…

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Sector: Financial Services Sector rationale Aon's primary revenue comes from insurance and reinsurance brokerage, commissions from carriers, and capital markets activities like insurance-linked securities underwriting, all of which fall under Financial Services. A secondary sector of Industrials is justified because the company provides substantial professional services including consulting, talent advisory, and human capital solutions, which align with the 'Consulting' industry within the Industrials sector. Industries: +1 more Insurance Brokers Insurance Brokers Primary Aon operates as a leading global insurance broker, earning revenue from commissions and fees for placement services from insurance and reinsurance carriers. Its Commercial Risk Solutions and Reinsurance Solutions segments focus on brokerage and consulting to help clients manage risk transfer. Financial Advisory Financial Advisory Secondary The company's Human Capital segment provides personalized financial planning, retirement consulting, and investment advisory services to clients for employee wellbeing and compensation. Investment Banking Investment Banking Secondary Aon earns income from capital markets activities, specifically through insurance-linked securities underwriting and strategic advisory work. Classified using BQ-MICS CIK: 0000315293

Segments Breakdown of Revenue (2025)

History
Peer percentiles

How Aon ranks

Ranked against the 117 companies in Insurance58 metrics · as of Oct 16, 2026

Valuation

12 metrics · Lower multiples rank higher; a negative multiple ranks last
  • P/E 15.6xMedian 10.6x 35th
  • P/FCF 18.7xMedian 8.11x 28th
  • P/Operating cash flow 17.2xMedian 7.60x 25th
  • P/S 3.46xMedian 1.28x 11th
  • P/B 6.28xMedian 1.46x 6th
  • P/Tangible book 15.1xMedian 1.46x 2nd
  • EV/EBITDA 13.4xMedian 7.78x 61st
  • EV/EBIT 16.0xMedian 8.26x 63rd
  • EV/Revenue 4.24xMedian 1.25x 13th
  • EV/FCF 22.9xMedian 8.51x 25th
  • EV/Operating cash flow 21.1xMedian 7.73x 23rd
  • PEG (3Y EPS CAGR) 1.28Median 0.40 18th
Peer group

Peer Comparison

Companies in the Insurance Brokers
View all peers
S.No. Ticker Company Market CapP/EP/STotal Debt (Qtr)
1 CB Chubb Ltd 138.09 Bn12.352.2318.54 Bn
2 PGR Progressive Corp/Oh/ 127.57 Bn10.911.408.39 Bn
3 MRSH Marsh & Mclennan Companies, Inc. 89.82 Bn22.233.1620.53 Bn
4 TRV Travelers Companies, Inc. 80.92 Bn9.751.659.07 Bn
5 MFC Manulife Financial Corp 75.09 Bn15.831.5846.19 Bn
6 AJG Arthur J. Gallagher & Co. 64.98 Bn41.394.1213.48 Bn
7 MET Metlife Inc 64.10 Bn18.630.815.89 Bn
8 AON Aon plc 61.77 Bn15.783.5114.97 Bn