Compare Biogen Inc (BIIB) vs Gilead Sciences, Inc. (GILD) Price & Performance
Price performance (Past 24H)
Key statistics
Key statistics
Biogen Inc vs Gilead Sciences, Inc. — how do they compare? Biogen Inc trades at $205.85 (market cap $30.13B), while Gilead Sciences, Inc. trades at $137 (market cap $168.35B). The key difference: Gilead Sciences, Inc. is far larger — about 5.6× Biogen Inc's market cap, and Gilead Sciences, Inc. pays a 2.42% dividend while Biogen Inc pays none. Which is the better fit depends on your goals.
| BIIB | GILD | |
|---|---|---|
Market Cap | $30.13B | $168.35B |
Sector | Health | Health |
52-Week High | $216.63 | $155.80 |
52-Week Low | $128.93 | $110.56 |
Enterprise Value | $37.20B | $191.42B |
Dividend Yield | — | 2.42% |
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 $207.13, down 0.39% on the day, with a bullish technical signal and strong analyst support. Recent Q2 2026 earnings of $3.60 per share beat estimates, driven by growth in Alzheimer's and rare disease portfolios, though revenue growth remains modest. The company completed the acquisition of RayThera Inc. in August 2026, enhancing its immunology pipeline. Cash flow from operations remains healthy at $2.20 billion for 2025, supporting strategic investments.
The outlook is positive with a consensus price target of $234.47, implying ~13% upside, but risks include competitive pressures in multiple sclerosis drugs and execution challenges from recent acquisitions. Net income margin compression to 8.32% in 2026 warrants monitoring, though institutional buying and bullish analyst ratings (62.5% Buy) signal confidence in the turnaround story.
Gilead Sciences (GILD) trades at $133.06, down slightly by 0.11% today, with a bullish technical signal supported by moving averages. The company reported strong Q2 2026 revenue growth of 8% year-over-year, beating estimates, though a net loss of $6.75 per share resulted from acquisition-related costs. Analyst consensus is strongly bullish with a $151.22 price target, and recent news highlights robust HIV drug sales and pipeline progress.
The outlook for GILD is positive, driven by raised 2026 guidance and HIV franchise strength, but risks include patent cliffs by the mid-2030s and integration challenges from acquisitions. Investors should weigh the high valuation multiples against growth potential, with the stock offering upside if execution continues to exceed expectations.
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 Gilead Sciences, Inc.
Gilead Sciences develops and markets therapies to treat life-threatening infectious diseases, with the core of its portfolio focused on HIV and hepatitis B and C. The acquisitions of Corus Pharma, Myogen, CV Therapeutics, Arresto Biosciences, and Calistoga have broadened this focus to include pulmonary and cardiovascular diseases and cancer. Gilead's acquisition of Pharmasset brought rights to hepatitis C drug Sovaldi, which is also part of combination drug Harvoni, and the Kite, Forty Seven, and Immunomedics acquisitions boost Gilead's exposure to cell therapy and noncell therapy in oncology.
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