Stocktoria
Aon plc AON
NYSE · XNYS · stock · Insurance Agents, Brokers & Service · website · IPO 1980-06-02
Aon plc statistics & valuation
Market cap as of 2026-06-29. Multiples are price-derived and refreshed daily; everything else is from filings.
Key ratios (by fiscal year)
| Ratio | FY2025 | FY2024 | FY2023 | FY2022 | FY2021 |
|---|---|---|---|---|---|
| Operating margin | 25.3% | 24.4% | 28.3% | 29.4% | 17.1% |
| Net margin | 21.5% | 16.9% | 19.2% | 20.7% | 10.3% |
| FCF margin | 18.7% | 17.9% | 23.8% | 24.2% | 16.8% |
| Return on assets | 7.3% | 5.4% | 7.6% | 7.9% | 3.9% |
| Return on equity | 39.1% | 42.1% | -310.4% | -489.4% | 108.4% |
| Debt / equity | 1.61× | 2.70× | -13.56× | -20.36× | 8.11× |
| Current ratio | 1.11 | 1.02 | 1.00 | 1.02 | 1.00 |
| Revenue growth | 9.4% | 17.4% | 7.2% | 2.3% | 10.2% |
Source: SEC EDGAR filings · CIK 0000315293 · as of 2025-12-31. Facts from filings plus Stocktoria's own computed scores — not investment advice.