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 $193.38 (market cap $28.34B), while Merck & Co., Inc. trades at $123.31 (market cap $298.31B). The key difference: Merck & Co., Inc. is far larger — about 10.5× Biogen Inc's market cap, and Merck & Co., Inc. pays a 2.82% dividend while Biogen Inc pays none. Which is the better fit depends on your goals.
| BIIB | MRK | |
|---|---|---|
Market Cap | $28.34B | $298.31B |
Sector | Health | Health |
52-Week High | $216.63 | $129.52 |
52-Week Low | $122.68 | $77.60 |
Enterprise Value | $30.62B | $341.72B |
Dividend Yield | — | 2.82% |
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 $209.03, up 4.96% today, with a bullish technical signal and strong analyst support. Recent quarterly earnings have consistently beaten expectations, and the company maintains solid profitability with a 75.49% gross margin. Key developments include FDA approval for a subcutaneous starter dose of Leqembi and promising Phase 2 data for its Alzheimer's drug diranersen, driving positive sentiment.
The outlook is positive, with a consensus price target of $230.18 suggesting upside. Investment opportunities lie in Alzheimer's pipeline advancements, but risks include clinical trial outcomes and competitive pressures. Revenue stability and cost management support fundamentals, though regulatory hurdles remain a watchpoint.
Merck (MRK) trades at $123.45, down 0.47% on the day, with a bullish technical signal and strong analyst consensus. Recent earnings have consistently beaten expectations, including Q1 2026, and the company is actively expanding its oncology pipeline through acquisitions like Terns Pharmaceuticals. Revenue reached $65.01B in 2025 with a net income margin of 28.07%, though 2026 forecasts show a decline in profitability.
The outlook remains positive with a consensus price target of $137.30, offering ~11% upside. Key risks include increased debt levels, competitive pressures in oncology, and potential regulatory hurdles from acquisitions. Institutional buying activity supports confidence, but investors should monitor execution on growth initiatives and margin sustainability.
Returns comparison
Trailing returns across standard periods
Returns comparison
Trailing returns across standard periods
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Latest headlines on both assets
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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 →
