Biogen Inc vs Charles River Laboratories Intl. Inc — how do they compare? Biogen Inc trades at $204.1 (market cap $30.13B), while Charles River Laboratories Intl. Inc trades at $288.87 (market cap $13.46B). The key difference: Biogen Inc is far larger — about 2.2× Charles River Laboratories Intl. Inc's market cap, and Charles River Laboratories Intl. Inc is trading nearer its 52-week high, Biogen Inc nearer its low. Which is the better fit depends on your goals.
| BIIB | CRL | |
|---|---|---|
Market Cap | $30.13B | $13.46B |
Sector | Health | Health |
52-Week High | $216.63 | $282.00 |
52-Week Low | $128.93 | $145.57 |
Enterprise Value | $37.20B | $16.30B |
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.
Charles River Laboratories (CRL) trades at $284.37, up 2.66% today and near its 52-week high, reflecting strong bullish momentum. The stock has consistently beaten earnings estimates in recent quarters, including a Q2 2026 EPS of $3.02 versus $2.77 expected, and the company raised its full-year guidance. Despite negative net income margins, operating cash flow remains robust at $738 million in 2025. Analyst sentiment is overwhelmingly positive with 26 buy ratings and a consensus price target of $277.29.
The outlook is supported by improving biotech demand and cost controls, but high valuation multiples and recent insider selling pose risks. Earnings growth and margin expansion are key catalysts, though profitability challenges and macroeconomic sensitivity could pressure the stock. Investors should weigh strong technicals and analyst support against fundamental weaknesses and execution risks.
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 →Charles River Laboratories was founded in 1947 and is a leading provider of drug discovery and development services. The company's research model & services segment is the leading provider of animal models for laboratory testing, which breeds and delivers animal research models with specific genetic characteristics for preclinical studies around the world. The discovery & safety assessment segment includes services required to take a drug through the early development process, including discovery services. The manufacturing support segment includes microbial solutions, which provides in vitro (non-animal) testing products, biologics testing services, and avian vaccine services.
Read more on CRL →