Aon plc AON Ratios & Valuation
| TTM Q1 '26 | TTM Q4 '25 | TTM Q3 '25 | TTM Q2 '25 | TTM Q1 '25 | ||
|---|---|---|---|---|---|---|
| Profitability | ||||||
| Operating margin | 100.5%+3.7pp | 97.6%-3.6pp | 96.8%-8.3pp | 95.5%-16.5pp | 96.8%-20.3pp | |
| Net margin | 75.6%+8.7pp | 68.6%-1.7pp | 64%-8.6pp | 64.3%-12.6pp | 66.8%-12.9pp | |
| Returns | ||||||
| Return on equity | 170.9%— | —— | —— | —— | —— | |
| Return on invested capital | 57.6%-8.6pp | 57.6%-16.3pp | 61.2%-24.8pp | 63.2%-39.5pp | 66.2%-50.0pp | |
| Efficiency | ||||||
| Asset turnover | 1.3×-0.1× | 1.4×-0.1× | 1.4×-0.1× | 1.4×-0.1× | 1.4×-0.1× | |
| Liquidity | ||||||
| Current ratio | 4.3×0.0× | 4.2×-0.2× | 4.2×-0.3× | 4.2×-0.3× | 4.2×-0.2× | |
| Leverage | ||||||
| Debt-to-equity | 7.8×-3.8× | 8.8×— | 10×— | 10.7×— | 11.5×— | |
| Net debt / EBITDA | 14×-3.7× | 15.3×-2.0× | 16.2×+0.2× | 17×+2.8× | 17.6×+5.3× | |
| Per Share | ||||||
| Book value per share | $161.46+38.0% | $147.95+75.7% | $133.68+160% | $125.63+531% | $117.01+1,715% | |
| Valuation | ||||||
| Market capitalization | $299.78B+1.3% | $316.82B+14.8% | $318.65B+24.1% | $315.29B+26.6% | $295.85B+13.5% | |
| Price / earnings | 96.3×-19.9× | 112.6×+4.5× | 121.3×+19.8× | 123.2×+27.7× | 116.2×+17.4× | |
| Price / sales | 17.5×-1.7× | 18.8×0.0× | 19.4×+1.1× | 19.8×+1.4× | 19.3×-0.4× | |
| Price / book | 34.8×-12.0× | 40×— | 44.6×— | 46.7×— | 46.7×— | |
| EV / EBITDA | 81×-12.7× | 89.4×+0.5× | 92.9×+10.0× | 96.1×+19.1× | 93.7×+17.0× | |
| Dividend yield | 3.3%+0.3pp | 3.1%0.0pp | 3%-0.2pp | 2.9%-0.3pp | 3%0.0pp |
Chart any of these lines over time, or line them up against competitors.
Compare these in charts →Questions, answered.
- Where do Aon plc's ratios come from?
- Every ratio is computed from Aon plc's SEC filings — trailing-twelve-month flows over period-end balances. Valuation multiples combine those fundamentals with market data, recomputed each period. Switch between quarterly, annual, and TTM, or open any ratio for its full history and peer comparisons.
