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Aon plc AON Book value per share

Book value per share at other companies

Brown & Brown logo
Brown & BrownBRO
$18.50+19.6%
Willis Towers Watson logo
Willis Towers WatsonWTW
$83.09+3.2%
American International Group logo
American International GroupAIG
$74.53+7.8%
W.R. Berkley logo
W.R. BerkleyWRB
$24.67+10.7%
Arch Capital Group logo
Arch Capital GroupACGL
$67.24+19.2%
Verisk Analytics, Inc. logo
Verisk Analytics, Inc.VRSK
-$8.64-1,090%

Other financials

Income statement

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Revenue$5.0B+6.5%
Operating income$1.7B+17.4%
Net income$1.2B+25.6%
EPS (diluted)$5.63+27.1%

Balance sheet

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Cash & equivalents$1.2B+22.2%
Total debt$15.3B-16.5%
Total equity$9.8B+40.4%
Total assets$51.4B+2.2%

Cash flow

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Operating cash flow$430.0M+207%
CapEx$67.0M+19.6%
Free cash flow$363.0M+332%

Valuation

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Market cap$69.77B-19.8%
Enterprise value$83.89B-19.6%
P/E17.7×-16.4×
P/S-1.3×

Profitability

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Operating margin26.3%+2.9pp
Net margin22.5%+7.0pp

Returns & leverage

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Return on equity46.8%
Debt / equity1.6×-1.1×
Current ratio1.1×0.0×

Where this comes from

Calculated from Aon plc’s reported figures.

Based on the most recent quarter.

The official record: Aon plc’s 10-Q, filed May 1, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is Aon plc's book value per share?
Aon plc (AON) reported book value per share of $45.65 in Q1 2026.
How has Aon plc's book value per share changed year-over-year?
Aon plc's book value per share increased by 42.0% year-over-year, from $32.14 to $45.65.
What is the long-term trend for Aon plc's book value per share?
Over 4 years (2021 to 2025), Aon plc's book value per share has grown at a 29.4% compound annual growth rate (CAGR), from $52.74 to $147.95.
What does book value per share mean?
The accounting net worth of the company behind each share.
How do you interpret book value per share?
A steadily rising book value per share reflects retained earnings compounding into equity. Compare against the share price (price-to-book) to gauge how the market values that book equity.
How does book value per share compare across companies?
Most meaningful for asset- and equity-heavy businesses (financials, industrials); less informative for asset-light firms whose value is intangible.