Aon plc (AON) vs MARSH & MCLENNAN COMPANIES, INC. (MRSH)
Side-by-side comparison from SEC filings: latest annual financials, insider activity and institutional ownership.
| Metric | AON | MRSH |
|---|---|---|
| Sector | Financials | Financials |
| Latest fiscal year | FY2025 | FY2025 |
| Revenue | $17.18B | $26.98B |
| Revenue growth (YoY) | ▲ 9.4% | ▲ 10.3% |
| Net income | $3.69B | $4.16B |
| Gross margin | — | — |
| Diluted EPS | $17.02 | $8.43 |
| Insider net (6 mo) | +23.5K sh • 3 sells • 1 buys | −23.7K sh • 9 sells • 0 buys |
| Institutional owners | 62 | 66 |
| Institutional value held | $44.74B | $52.04B |
| Next earnings (est.) | Jan 29, 2027 | Around Jan 28, 2027 |
Figures from each company's SEC filings (latest reported fiscal year; fiscal calendars may differ). Next-earnings dates are estimates from historical filing patterns.
About Aon plc (AON)
Aon plc is a leading global professional services firm that provides risk and people advice and solutions to help clients make better decisions and protect and grow their businesses. Read more →
About MARSH & MCLENNAN COMPANIES, INC. (MRSH)
Marsh & McLennan Companies, Inc. (renamed its brand to Marsh effective January 14, 2026) is a global professional services firm providing advice and solutions in risk, reinsurance and capital, people and investments, and management consulting. Read more →
Source: SEC EDGAR.