Aon plc Class A (AON) Valuation

Historical valuation analysis based on 500 data points (2024-08-30 to 2026-08-28)

Aon is a leading global provider of insurance and reinsurance brokerage and human resources solutions. Its operations are tilted toward its brokerage operations. Headquartered in London, Aon has ab...

Aon plc Class A (AON) currently trades at a P/E ratio of 19.26 (historical range: 16.84–35.71, median: 29.33), placing it at the 14th percentile — cheap relative to its history, P/S ratio of 4.34 (range: 3.80–5.83, 24th percentile — below its historical average), EV/EBITDA of 51.99 (range: 18.36–70.68, 81th percentile).

Over the historical period (2024-08-30 to 2026-08-28), Aon plc Class A's P/E ratio has contracted by 24% over the observed period (from an average of 31.4 to 23.8).

Aon plc Class A appears undervalued relative to its historical range, with most valuation metrics below their median levels.

Historical Valuation Metrics

MetricCurrentMinMedianMaxPercentileAssessment
P/E Ratio19.2616.8429.3335.7114thcheap relative to its history
P/S Ratio4.343.804.635.8324thbelow its historical average
EV/EBITDA51.9918.3639.8170.6881thexpensive relative to its history
FCF Yield0.000.000.010.0519thexpensive relative to its history
Current Price: $321.52
Market Cap: $68.2B
Sector: Financial Services