Charles River Laboratories Intl. Inc vs Vertex Pharmaceuticals Incorporated — how do they compare? Charles River Laboratories Intl. Inc trades at $227.54 (market cap $11.14B), while Vertex Pharmaceuticals Incorporated trades at $480.7 (market cap $120.89B). The key difference: Vertex Pharmaceuticals Incorporated is far larger — about 10.9× Charles River Laboratories Intl. Inc's market cap, and Charles River Laboratories Intl. Inc is trading nearer its 52-week high, Vertex Pharmaceuticals Incorporated nearer its low. Which is the better fit depends on your goals.
| CRL | VRTX | |
|---|---|---|
Market Cap | $11.14B | $120.89B |
Sector | Health | Health |
52-Week High | $233.60 | $529.59 |
52-Week Low | $145.57 | $366.54 |
Enterprise Value | $14.00B | $115.63B |
Signals from Pluang's Aura AI — not financial advice
Charles River Laboratories (CRL) trades at $229.75, down 1.57% on the day, near its consensus price target of $229.80. The stock shows a bullish technical trend with strong moving average signals and support at $225. Fundamentally, CRL has beaten EPS estimates for three consecutive quarters but reported a net loss of $144.34 million in 2025, with negative profit margins. Recent news highlights collaborations in AI and NGS services, supporting growth prospects.
Outlook remains mixed: analyst consensus is strongly bullish with 72% buy ratings and a high target of $260, but profitability challenges and high P/E of 684.85 pose risks. Cash flow stability and strategic partnerships offer upside, while margin pressures and debt levels require monitoring for sustained recovery.
Vertex Pharmaceuticals (VRTX) trades at $480.25, down 1.06% on the day, with a bullish technical signal and strong analyst support. The stock shows robust fundamentals with a 35.51% net income margin and consistent earnings beats, while the recent $10 billion acquisition of Crinetics Pharmaceuticals aims to expand its endocrinology portfolio with up to $5 billion in peak sales potential.
The outlook remains positive given Wall Street's consensus buy rating and $538 price target, though integration risks from the Crinetics deal and past earnings volatility warrant caution. Revenue growth and margin strength position VRTX for upside, but investors should weigh acquisition execution against competitive and regulatory pressures in the biotech sector.
Trailing returns across standard periods
Latest headlines on both assets
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 →Vertex Pharmaceuticals is a global biotechnology company that discovers and develops small-molecule drugs for the treatment of serious diseases. Its key drugs are Kalydeco, Orkambi, Symdeko, and Trikafta/Kaftrio for cystic fibrosis, where Vertex therapies remain the standard of care globally. In addition to its focus on cystic fibrosis, Vertex is diversifying its pipeline through gene-editing therapies such as CTX001 for beta-thalassemia and sickle-cell disease, small-molecule inhibitors targeting acute and chronic pain using non-opioid treatments, and small-molecule inhibitors of APOL1-mediated kidney diseases. Vertex is also investigating cell therapies to deliver a potential functional cure for type 1 diabetes.
Read more on VRTX →