Aon PLC vs Banco Santander SA — how do they compare? Aon PLC trades at $366.36 (market cap $76.23B), while Banco Santander SA trades at $13.58 (market cap $197.91B). The key difference: Banco Santander SA is far larger — about 2.6× Aon PLC's market cap, and Banco Santander SA pays the higher dividend (2.01%). Which is the better fit depends on your goals.
| AON | SAN | |
|---|---|---|
Market Cap | $76.23B | $197.91B |
Sector | Financials | Financials |
52-Week High | $375.27 | $14.37 |
52-Week Low | $308.22 | $8.31 |
Enterprise Value | $90.29B | — |
Dividend Yield | 0.92% | 2.01% |
Signals from Pluang's Aura AI — not financial advice
AON trades at $356.94, up 0.39% with a bullish technical outlook supported by moving averages. The company demonstrates strong fundamentals with Q1 2026 EPS of $6.48 beating expectations and revenue growth from $17.18B in 2025 to projected $17.5B in 2026. Net income margin improved to 22.54% with robust ROE of 46.82%. Recent news highlights dividend declarations and upcoming Q2 earnings.
AON presents a compelling investment case with consistent earnings beats, strong profitability metrics, and analyst consensus target of $399.67 offering 12% upside. Risks include elevated valuation multiples and debt levels, while institutional sentiment remains positive with 50% buy ratings. The stock's technical strength and fundamental growth support continued upward momentum.
Banco Santander (SAN) trades at $13.87, up 0.58% today, with a bullish technical signal from moving averages. The company reported $14.10B net income for 2025 with a 23.49% margin, though recent quarterly EPS results missed expectations. Analyst consensus is 64% buy, supported by news of Santander becoming Spain's most valuable company and its AI-driven efficiency initiatives.
Outlook is cautiously optimistic with strong profitability and strategic acquisitions, but risks include consecutive EPS misses, a significant net cash outflow trend, and regulatory scrutiny in Spain. The stock's valuation appears reasonable with a P/E of 13.78, offering potential upside if operational improvements materialize.
Trailing returns across standard periods
Latest headlines on both assets
Aon is a leading global provider of insurance and reinsurance brokerage and human resource solutions. Its operations are tilted toward its brokerage operations. Headquartered in London, Aon has about 50,000 employees and operations in 120 countries around the world.
Read more on AON →Santander's focus is on retail and commercial banking. Latin America is geographically the largest operation, with Brazil by far the largest. Its continental European business is still mainly Iberian. Santander's U.K. presence is the result of the acquisition of building society Abbey. In the U.S., Santander operates a vehicle finance business and a regional bank focused on the Northeastern states.
Read more on SAN →