Aon plc (AON) is a insurance brokers company in the Financials sector. Listed on the NASDAQ, Aon plc is a component of the S&P 500 index. As of 2026-06-10, the stock is trading at $336.33.
Key Metrics & Risk
Based on 5-year historical data from Yahoo Finance (daily returns, annualized using 252 trading days).
| Metric | Value |
|---|---|
| Latest Price | $336.33 |
| Latest Date | 2026-06-10 |
| Expected Return (Annualized) | 9.35% |
| Risk / Std Dev (Annualized) | 23.13% |
| Sharpe Ratio (rf=4.5%) | 0.21 |
S&P 500 Context
- Sector: Financials
- Sub-Industry: Insurance Brokers
- Exchange: NASDAQ
- Index: S&P 500 Component
Risk/Return Profile
The stock shows an annualized expected return of 9.35% with an annualized volatility of 23.13%. The Sharpe ratio of 0.21 (assuming 4.5% risk-free rate) indicates below-average risk-adjusted returns relative to the risk-free rate.
Modern Portfolio Theory Positioning
This stock is plotted on the S&P 500 Modern Portfolio Theory chart which visualizes the risk/return trade-off across all S&P 500 components. The chart uses Sharpe ratio as the color dimension, allowing quick identification of stocks with superior risk-adjusted performance.
Fundamentals
| Metric | Value |
|---|---|
| Market Cap | 71.83B |
| Enterprise Value | 86.21B |
| Trailing P/E | 18.45 |
| Forward P/E | 15.7 |
| Price to Book | 7.31 |
| Price to Sales | 4.11 |
| EV/Revenue | 4.93 |
| EV/EBITDA | 14.75 |
| Profitability | | | Profit Margin | 22.54% | | Operating Margin | 35.84% | | ROE | 46.45% | | ROA | 6.05% |
| Growth | | | Revenue Growth | 6.5% | | Earnings Growth | 27.1% |
| Dividend | | | Dividend Yield | 98.0% | | Payout Ratio | 16.36% | | 5Y Avg Yield | 76.0% |
| Financial Health | | | Total Revenue | 17.49B | | Total Debt | 15.47B | | Total Cash | 1.24B | | Free Cash Flow | 3.34B | | Operating Cash Flow | 3.77B |
| Price & Technical | | | 52W High | $381.0$ | | 52W Low | $304.59$ | | 50-Day Avg | $321.44$ | | 200-Day Avg | $339.28$ | | Beta | 0.71 | | Shares Outstanding | 0.21B | | Float Shares | 0.21B | | Insider Holdings | 1.17% | | Institutional Holdings | 91.93% | | Short Ratio | 1.91 | | Short % of Float | 1.42% |
| Analyst Targets | | | Target High | $436.0$ | | Target Low | $298.0$ | | Target Mean | $384.11$ | | Target Median | $389.0$ | | # of Analysts | 19 | | Recommendation | buy |
Disclaimer
This analysis is for educational purposes only and does not constitute financial advice. Past performance is not indicative of future results. Always conduct your own research or consult a qualified financial advisor before making investment decisions.