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Compare Merck & Co., Inc. (MRK) vs Sanofi SA (SNY) Price & Performance

Merck & Co., Inc.Trade

Price performance (Past 24H)

Key statistics

Merck & Co., Inc. vs Sanofi SA — how do they compare? Merck & Co., Inc. trades at $148.18 (market cap $366.28B), while Sanofi SA trades at $42.71 (market cap $104.06B). The key difference: Merck & Co., Inc. is far larger — about 3.5× Sanofi SA's market cap, and Sanofi SA pays the higher dividend (5.61%). Which is the better fit depends on your goals.

MRKSNY
Market Cap
$366.28B$104.06B
Sector
HealthHealth
52-Week High
$156.43$52.34
52-Week Low
$77.60$41.33
Enterprise Value
$413.04B$124.09B
Dividend Yield
2.29%5.61%

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Merck & Co., Inc.

Merck (MRK) trades at $148.49, down 1.23% on the day, with a bullish technical signal from moving averages and a consensus analyst price target of $156.71. The company reported strong earnings beats in recent quarters, with Q3 2026 results pending, and maintains a robust gross profit margin of 72.97%. Recent news highlights Merck's acquisition of Terns Pharmaceuticals to bolster its oncology pipeline, reflecting strategic growth initiatives amid a competitive pharmaceutical landscape.

The outlook for MRK is positive, driven by earnings momentum and strategic acquisitions, but risks include high valuation multiples like a P/E of 118.77 and regulatory pressures. Investors should weigh the company's solid cash flow and analyst support against potential market volatility and integration challenges from recent M&A activity.

Sanofi SA

Sanofi (SNY) trades at $43.155, down 2.45% today, with a bearish technical signal from moving averages but bullish oscillators. The company reported strong Q2 2026 earnings, beating expectations with EPS of $1.21 versus $1.10 expected, and raised full-year guidance. Recent FDA approvals for COVID vaccines and EU approval for MenQuadfi in infants provide positive catalysts, though pipeline setbacks with an eczema drug withdrawal create uncertainty.

SNY presents a mixed outlook with solid fundamentals including a 5.4% dividend yield and reasonable valuation (P/E 22.94), but faces execution risks under new CEO leadership. Analyst consensus leans Hold (51.86%) with price target of $49.50, suggesting moderate upside potential. Key risks include drug pipeline challenges and competitive pressures in the pharmaceutical sector.

Returns comparison

Trailing returns across standard periods

About Merck & Co., Inc.

Merck makes pharmaceutical products to treat several conditions in a number of therapeutic areas, including cardiometabolic disease, cancer, and infections. Within cancer, the firm's immuno-oncology platform is growing as a major contributor to overall sales. The company also has a substantial vaccine business, with treatments to prevent hepatitis B and pediatric diseases as well as HPV and shingles. Additionally, Merck sells animal health-related drugs. From a geographical perspective, just under half of the firm's sales are generated in the United States.

Read more on MRK

About Sanofi SA

Sanofi develops and markets drugs with a concentration in oncology, immunology, cardiovascular disease, diabetes, and vaccines. However, the company's decision in late 2019 to pull back from the cardio-metabolic area will likely reduce the firm's footprint in this large therapeutic area. The company offers a diverse array of drugs with its highest revenue generator, Dupixent, representing just over 10% of total sales, but profits are shared with Regeneron. About 30% of total revenue comes from the United States and 25% from Europe. Emerging markets represent the majority of the remainder of revenue.

Read more on SNY