Compare Biogen Inc (BIIB) vs Merck & Co., Inc. (MRK) Price & Performance
Price performance (Past 24H)
Key statistics
Key statistics
Biogen Inc vs Merck & Co., Inc. — how do they compare? Biogen Inc trades at $204.1 (market cap $30.13B), while Merck & Co., Inc. trades at $133.12 (market cap $321.77B). The key difference: Merck & Co., Inc. is far larger — about 10.7× Biogen Inc's market cap, and Merck & Co., Inc. pays a 2.61% dividend while Biogen Inc pays none. Which is the better fit depends on your goals.
| BIIB | MRK | |
|---|---|---|
Market Cap | $30.13B | $321.77B |
Sector | Health | Health |
52-Week High | $216.63 | $131.84 |
52-Week Low | $128.93 | $77.60 |
Enterprise Value | $37.20B | $368.53B |
Dividend Yield | — | 2.61% |
Aura AI Summary
Signals from Pluang's Aura AI — not financial advice
Aura AI Summary
Signals from Pluang's Aura AI — not financial advice
Biogen (BIIB) trades at $208.85, up 0.83% with bullish technical signals and strong institutional support. The company has delivered three consecutive earnings beats, with Q2 2026 EPS of $3.60 exceeding estimates by 22%. Recent acquisition of RayThera and raised 2026 guidance demonstrate strategic growth initiatives. Valuation metrics show a P/E of 36.21 and P/S of 3.01, while maintaining solid profitability with 73.99% gross margins.
Biogen presents a compelling investment case with strong earnings momentum and strategic acquisitions driving growth. However, investors face risks from declining legacy MS drug sales and net income margin compression from 16.86% in 2024 to 8.32% projected for 2026. The stock offers 12% upside to consensus price target of $234.47, supported by 62.5% analyst buy ratings.
MRK trades at $133.6, up 2.06% today, near its 52-week high. The stock shows a bullish technical trend with strong moving average support. Recent earnings have consistently beaten estimates, with Q3 2026 expected at $2.27 EPS. The company's acquisition of Terns Pharmaceuticals aims to bolster its oncology pipeline, while revenue growth remains steady at $65.01B in 2025.
MRK presents a positive outlook with a consensus price target of $140.36, indicating potential upside. Strong institutional buying and a 67.57% buy rating from analysts support bullish sentiment. Risks include rising debt-to-asset ratios and competitive pressures in the pharma sector. The dividend yield of $0.85 per half-year adds income appeal for long-term investors.
Returns comparison
Trailing returns across standard periods
Returns comparison
Trailing returns across standard periods
Top news
Latest headlines on both assets
Top news
Latest headlines on both assets
About Biogen Inc
Biogen and Idec merged in 2003, combining forces to market Biogen's multiple sclerosis drug Avonex and Idec's cancer drug Rituxan. Today, Rituxan and next-generation antibody Gazyva are marketed via a collaboration with Roche. Biogen also markets novel MS drugs Plegridy, Tysabri, Tecfidera, and Vumerity. In Japan, Biogen's MS portfolio is co-promoted by Eisai. Hemophilia therapies Eloctate and Alprolix (partnered with SOBI) were spun off as part of Bioverativ in 2017. Biogen has several drug candidates in phase 3 trials in neurology and neurodegenerative diseases and has launched Spinraza with partner Ionis. Aduhelm was approved as the firm's first Alzheimer's disease therapy in June 2021.
Read more on BIIB →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 →
