Aon plc. Profit Margin

The latest profit margin for AON is 22.24% as of September 2026. That compares with 16.03% in the prior-year period — up 38.7% year over year. That is above the Finance sector average of 18.68%. Investors often review this figure alongside Aon plc.'s historical trend and sector peers before judging valuation or financial health.

Over the past year, AON's profit margin moved from 16.03% to 22.24% — a 38.7% year-over-year increase. If the trend continues in the same direction for several quarters, it can signal a meaningful shift in Aon plc.'s valuation or profitability profile.

Against Finance companies, AON currently prints 22.24% for profit margin, while the sector average sits near 18.68%. That is roughly 19.0% above the sector mean. Large gaps often invite a closer look at Aon plc.'s growth, margins, and balance sheet.

Profit Margin shows how effectively Aon plc. converts resources into returns. At 22.24%, AON may look efficient or underperforming depending on peer benchmarks and trend direction. That compares with 16.03% in the prior-year period — up 38.7% year over year. Pair the percentage with revenue growth and leverage for a fuller health check.

After noting AON's profit margin (22.24%), review year-over-year change from 16.03%, peer averages, and a few neighboring metrics such as revenue, margins, or valuation multiples. That combination usually beats staring at a single figure. The navigation links on this page jump you to those related views.