Adaptive Biotechnologies Corp vs Biogen Inc — how do they compare? Adaptive Biotechnologies Corp trades at $25.41 (market cap $4.04B), while Biogen Inc trades at $204.1 (market cap $30.13B). The key difference: Biogen Inc is far larger — about 7.5× Adaptive Biotechnologies Corp's market cap, and Adaptive Biotechnologies Corp is trading nearer its 52-week high, Biogen Inc nearer its low. Which is the better fit depends on your goals.
| ADPT | BIIB | |
|---|---|---|
Market Cap | $4.04B | $30.13B |
Sector | Health | Health |
52-Week High | $25.45 | $216.63 |
52-Week Low | $12.30 | $128.93 |
Enterprise Value | $4.10B | $37.20B |
Signals from Pluang's Aura AI — not financial advice
Adaptive Biotechnologies (ADPT) trades at $25.24, near its 52-week high, with a bullish technical outlook. The company is executing a strategic separation into a pure-play MRD diagnostics business, showing strong revenue growth of 49% year-over-year in MRD and improving margins. Despite persistent net losses, cash flow turned positive in 2025, and recent earnings have mostly beaten expectations, indicating operational progress.
The outlook is cautiously optimistic, driven by the business separation potentially unlocking value and the MRD segment's growth. Key risks include sustained profitability challenges and high valuation multiples. Analyst consensus is bullish with a $25.50 price target, but investors should weigh the growth potential against the company's current lack of earnings.
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.
Trailing returns across standard periods
Adaptive Biotechnologies Corp is a commercial-stage company advancing the field of immune-driven medicine by harnessing the inherent biology of the adaptive immune system to transform the diagnosis and treatment of disease. Its clinical diagnostic product, clonoSEQ, is test authorized by the FDA for the detection and monitoring of minimal residual disease in patients with select blood cancers.
Read more on ADPT →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 →