Market cap
$61.690 B
$290.82 -1.63%
Close of 21 Sept 2026
Revenue
$17.2B
#263 by revenue
Earnings
$3.69B
#135 by earnings
Shares outstanding
212,125,434
Latest filing cover page
P/E ratio
16.7
Cap ÷ net income
Specialty Insurers, ranked by market cap
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Share counts and financials for Aon are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 22 Sept 2026. Read the methodology.