PB Ratio: 7.01

Basis: Latest stored market observation. Source: stored company filings and market data; unavailable inputs remain N/A.

Is the P/B ratio high or low?

The P/B ratio of 7.01 is 72% below its 5-year average of 24.80, near the low end of its 5-year range (6.75–1085.52).

As of Tuesday, September 8, 2026. 16.44% below its 12-month average of 8.39.

AON PB Ratio Metrics

P/B vs. its own history

At 7.01, P/B is near its 20-year median — higher than 63% of readings in its 20-year history.

Book Value Analysis

PB Ratio Formula & Definition

PB Ratio = Market Cap / Total Shareholders' Equity

The price-to-book ratio compares market capitalization to book value (shareholders' equity). Lower values can indicate a cheaper valuation relative to net assets.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

PB Ratio FAQ

What is the P/B ratio for Aon plc (AON)?

The P/B ratio for AON stock is 7.01.

Is Aon plc's P/B ratio high or low?

The P/B ratio of 7.01 is 72% below its 5-year average of 24.80, near the low end of its 5-year range (6.75–1085.52).

What is the TTM average P/B ratio for Aon plc (AON)?

The TTM average P/B ratio for AON stock is 8.39.

What is the 3Y average P/B ratio for Aon plc (AON)?

The 3Y average P/B ratio for AON stock is 10.45.

What is the 5Y average P/B ratio for Aon plc (AON)?

The 5Y average P/B ratio for AON stock is 24.80.

What is the 10Y average P/B ratio for Aon plc (AON)?

The 10Y average P/B ratio for AON stock is 10.25.

What is the 15Y average P/B ratio for Aon plc (AON)?

The 15Y average P/B ratio for AON stock is 7.43.

What is the 20Y average P/B ratio for Aon plc (AON)?

The 20Y average P/B ratio for AON stock is 5.91.

Showing the most recent 260 of 4,658 data points. The chart above shows the full history.

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