Quest Diagnostics Inc vs Banco Santander SA — how do they compare? Quest Diagnostics Inc trades at $205.45 (market cap $22.80B), while Banco Santander SA trades at $13.62 (market cap $195.40B). The key difference: Banco Santander SA is far larger — about 8.6× Quest Diagnostics Inc's market cap, and Banco Santander SA pays the higher dividend (2.04%). Which is the better fit depends on your goals.
| DGX | SAN | |
|---|---|---|
Market Cap | $22.80B | $195.40B |
Sector | Health | Financials |
52-Week High | $216.02 | $14.37 |
52-Week Low | $166.42 | $8.31 |
Enterprise Value | $28.82B | — |
Dividend Yield | 1.67% | 2.04% |
Signals from Pluang's Aura AI — not financial advice
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Banco Santander (SAN) trades at $13.66, down 1.51% on the day, with a bullish technical signal from moving averages and neutral oscillators. The company reported Q1 2026 EPS of $0.4144, beating expectations, and maintains a strong net income margin of 26.72%. Recent developments include the acquisition of TSB and AI-driven efficiency initiatives targeting over $1.15 billion in business value. The stock shows a P/E of 13.57 and P/B of 1.62, indicating reasonable valuation relative to peers.
The outlook for SAN is positive, supported by record profitability, strategic acquisitions, and cost-saving measures. However, risks include declining cash flows, regulatory scrutiny in Spain, and macroeconomic pressures on loan growth. Analyst consensus is bullish with 64% buy ratings, but investors should monitor execution on efficiency targets and integration of recent acquisitions.
Trailing returns across standard periods
Quest Diagnostics is a leading independent provider of diagnostic testing, information, and services in the U.S. The company generates over 95% of its revenue through clinical testing, anatomic pathology, esoteric testing, and substance abuse testing with specimens collected at its national network of roughly 2,300 patient service centers, as well as multiple doctors offices and hospitals. The firm also runs a much smaller diagnostic solutions segment that provides clinical trials testing, risk assessment services, and information technology solutions.
Read more on DGX →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 →