Biogen Inc vs DexCom, Inc. — how do they compare? Biogen Inc trades at $207.27 (market cap $30.13B), while DexCom, Inc. trades at $90.46 (market cap $33.79B). The key difference: Biogen Inc and DexCom, Inc. are close in size by market cap, and DexCom, Inc. is trading nearer its 52-week high, Biogen Inc nearer its low. Which is the better fit depends on your goals.
| BIIB | DXCM | |
|---|---|---|
Market Cap | $30.13B | $33.79B |
Sector | Health | Health |
52-Week High | $216.63 | $89.53 |
52-Week Low | $128.93 | $54.84 |
Enterprise Value | $37.20B | $33.24B |
Signals from Pluang's Aura AI — not financial advice
Biogen (BIIB) trades at $206.48, down 0.31% on the day, with a bullish technical signal supported by moving averages. The company reported Q2 2026 EPS of $3.60, beating estimates of $2.94, and raised full-year guidance, driven by growth in Alzheimer's and rare disease portfolios. Recent acquisitions like RayThera and Apellis bolster its pipeline. Revenue for 2025 was $9.89 billion with a net income margin of 13.07%, though margins have fluctuated year-over-year.
Outlook remains positive with strong analyst support (62.5% buy rating) and a consensus price target of $234.47, implying ~14% upside. Key risks include reliance on new drug launches to offset declining multiple sclerosis sales and integration challenges from acquisitions. Cash flow trends show variability, with 2026 projecting negative net cash flow due to significant investing activities.
DXCM trades at $90.23, up 2.94% today and near its 52-week high, with a bullish technical signal from moving averages. The company reported strong Q2 2026 earnings, beating EPS estimates with $0.70 versus $0.61 expected, and raised full-year guidance. Revenue growth remains robust at 13% year-over-year, supported by G7 system adoption and international expansion. Profit margins improved, with net income margin reaching 20.12% in 2025. Analyst sentiment is overwhelmingly positive, with 80% buy ratings.
The outlook for DXCM is favorable due to sustained demand for continuous glucose monitors and strategic initiatives like 'Road to 100'. Key risks include competitive pressures, regulatory scrutiny, and valuation multiples above industry averages. The stock's current price is slightly above the consensus target of $88.65, suggesting near-term consolidation may occur before further upside.
Trailing returns across standard periods
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 →Dexcom designs and commercializes continuous glucose monitoring systems for diabetics. CGM systems serve as an alternative to the traditional blood glucose meter process, and the company is evolving its CGM systems to include the disposable sensor and the durable receiver.
Read more on DXCM →