Aon plc (AON) Stock Analysis 2026

This chart shows how AON's revenue flows through to profit. Each row deducts a layer of costs: first the direct cost of making products/services (Cost of Revenue), then operating expenses like marketing and R&D, then taxes. What remains at the bottom is net income — the actual profit shareholders own. High gross and net margins indicate a business with strong pricing power and efficiency.

Aon plc trades at a trailing P/E of 19.57x, generates $3.19B in free cash flow, runs a debt/equity ratio of 163.48, and converts shareholder equity into profit at a 44.7% return on equity. For context: P/E ratio measures how much you pay for $1 of earnings (lower = cheaper, but fast-growing companies command higher P/E); Free Cash Flow is the cash left after running the business; Debt/Equity shows how leveraged a company is; Return on Equity shows how efficiently it turns shareholder capital into profit.

19 analysts covering Aon plc currently lean toward a Hold rating, with a mean 12-month price target of $404.05 (+14.1% vs the current price). Analysts set these targets after researching a company's earnings, competitive position, and industry trends — Strong Buy / Buy means the majority expect meaningful upside, while Hold means fair value near the current price rather than a sell signal.

Across the 1 valuation model available for AON, fair value estimates range from $310.31 to $310.31, averaging $310.31 — below the current $353.98 price. Intrinsic value is what a stock is truly worth based on the company's fundamentals, independent of what the market prices it at today. If multiple models agree the stock is undervalued, that convergence is a stronger signal.