AON vs MRSH
AON: A global leader in professional services and risk management, helping organizations navigate complex volatility through expert-driven insights in insurance, reinsurance, and human capital. MRSH: Global professional services firm delivering risk consulting, insurance brokerage, and related advisory services to corporate and individual clients across industries.
Side-by-side fundamentals
| Metric | AON | MRSH | Edge |
|---|---|---|---|
| Price as of 2026-10-08 close | $277.12 | $176.67 | |
| Market cap | $58.8B | $84.3B | |
| P/E as of 2026-10-08 | 15.28 | 21.63 | AON lower |
| PEG as of 2026-10-08, 3-year EPS CAGR to FY2025 | 1.28 | 1.84 | AON lower |
| Net margin FY2025, SEC XBRL | +21.5% | +15.4% | AON higher |
| Operating margin FY2025, SEC XBRL | +25.3% | +23.1% | AON higher |
| ROE FY2025, SEC XBRL | +39.1% | +27.2% | AON higher |
| ROA FY2025, SEC XBRL | +7.3% | +7.1% | AON higher |
| Debt / equity as of 2026-09-03 | 1.56 | 1.35 | MRSH lower |
| Revenue growth (YoY) as of 2026-09-03 | +4.9% | +8.3% | MRSH higher |
| Revenue CAGR (3y) SEC XBRL | +11.2% | +9.2% | AON higher |
| Dividend yield as of 2026-09-03 | +1.1% | +2.3% | MRSH higher |
| Dividend streak (yrs) SEC XBRL | 4 | 4 | Tie |
| Beta as of 2026-09-03 | 0.21 | 0.18 | |
| 1-year return as of 2026-10-08 close | -24.2% | -13.7% | MRSH higher |
Fundamentals: SEC XBRL company filings for the figures marked with a fiscal year, and market data, as of 2026-09-03 for the rest. Filings: SEC EDGAR. Prices are delayed daily-close data.
Last updated 2026-10-08.
Informational only — NOT financial advice. All figures are delayed daily-close data from SEC EDGAR & market data, shown with their as-of date; "Edge" cells are a pure numeric comparison, not a recommendation.