Aon PLC P/B Ratio
Data as of October 02, 2026
P/B Ratio
6.33
Stock Price
$275.95
Book Value/Share
$43.60
Sector
Insurance
How It's Calculated
6.33 = $275.95 ÷ $43.60
What This Means
Aon PLC's P/B ratio of 6.33 is above 6. Asset-light business models and unrecognized intangible assets can make book value a limited denominator; the multiple alone does not determine fair value.
About Aon PLC
Aon PLC (AON) operates in the Insurance sector, specifically in Insurance. With a market capitalization of about $58.67B, it ranks as a large-cap stock — a major established company.
Shares recently traded near $275.95, within a 52-week range of $269.02 to $382.34 (-27.8% from the high, +2.6% from the low). Beta of 0.66 indicates relatively lower volatility versus the market.
Trailing profit margin is about 22.3%, 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 Insurance, asset-heavy business models often anchor closer to book value, while asset-light models may trade far above book.
Sector Comparison
Among Insurance names on our S&P 100 coverage, Aon PLC's P/B ratio of 6.33 can be compared with peers such as MET (2.18). Sector context helps interpretation, but each company's growth profile and balance sheet differ — use multiple metrics before drawing conclusions. View all Insurance stocks.
Key Takeaways
- AON is grouped in the Insurance sector for peer comparisons.
- Recent beta of 0.66 suggests lower-than-market price sensitivity.
- Trailing profit margin of 22.3% 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.
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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 6.33 reflects how the market prices net assets — especially relevant for asset-heavy Insurance business models.
Is 6.33 above or below book value?
A P/B above 1.0 (6.33) means the market values AON above accounting book value — often due to brands, growth, or intangible assets.
How does P/B compare within Insurance?
Peer P/B levels in Insurance (e.g. MET (2.18)) provide context; asset-light vs asset-heavy models differ materially.
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