Aon plc P/B Ratio
Data as of June 01, 2026
P/B Ratio
6.87
Stock Price
$316.06
Book Value/Share
$46.04
Sector
Financial Services
How It's Calculated
6.87 = $316.06 ÷ $46.04
What This Means
Aon plc's P/B ratio of 6.87 is significantly elevated, often seen in asset-light businesses like tech or services where intangible assets drive most of the value.
About Aon plc
Aon plc (AON) operates in the Financial Services sector, specifically in Insurance Brokers. With a market capitalization of about $67.50B, it ranks as a large-cap stock — a major established company.
Shares recently traded near $316.06, within a 52-week range of $304.59 to $381.00 (-17.0% from the high, +3.8% from the low). Beta of 0.71 indicates relatively lower volatility versus the market.
Trailing profit margin is about 22.5%, signaling a solid profit margin for its industry.
Understanding This Metric
The price-to-book ratio compares market price to net asset value per share. For Aon plc, P/B is especially useful when earnings are volatile or temporarily depressed. In Financial Services, asset-heavy business models often anchor closer to book value, while asset-light models may trade far above book.
Sector Comparison
Among Financial Services names on our S&P 100 coverage, Aon plc's P/B ratio of 6.87 can be compared with peers such as BRK-B (0.00), JPM (2.33), V (16.29). Sector context helps interpretation, but each company's growth profile and balance sheet differ — use multiple metrics before drawing conclusions. View all Financial Services stocks.
Key Takeaways
- AON is grouped in the Financial Services sector for peer comparisons.
- Recent beta of 0.71 suggests lower-than-market price sensitivity.
- Trailing profit margin of 22.5% provides context for how much earnings support the headline multiple.
Related Tools & Guides
Explore calculators and guides connected to this metric, or view all metrics for AON.
Other AON Metrics
Frequently Asked Questions
What does AON's price-to-book ratio indicate?
P/B compares share price to book value per share. Aon plc's P/B of 6.87 reflects how the market prices net assets — especially relevant for asset-heavy Financial Services business models.
Is 6.87 above or below book value?
A P/B above 1.0 (6.87) means the market values AON above accounting book value — often due to brands, growth, or intangible assets.
How does P/B compare within Financial Services?
Peer P/B levels in Financial Services (e.g. MA (65.20), V (16.29), AXP (6.35)) provide context; asset-light vs asset-heavy models differ materially.
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