Alnylam Pharmaceuticals, Inc. vs Vertex Pharmaceuticals Incorporated — how do they compare? Alnylam Pharmaceuticals, Inc. trades at $223.96 (market cap $29.60B), while Vertex Pharmaceuticals Incorporated trades at $528.63 (market cap $134.25B). The key difference: Vertex Pharmaceuticals Incorporated is far larger — about 4.5× Alnylam Pharmaceuticals, Inc.'s market cap, and Vertex Pharmaceuticals Incorporated is trading nearer its 52-week high, Alnylam Pharmaceuticals, Inc. nearer its low. Which is the better fit depends on your goals.
| ALNY | VRTX | |
|---|---|---|
Market Cap | $29.60B | $134.25B |
Sector | Health | Health |
52-Week High | $491.22 | $529.65 |
52-Week Low | $205.48 | $376.62 |
Enterprise Value | $27.56B | $128.37B |
Signals from Pluang's Aura AI — not financial advice
ALNY trades at $216.98, down 1.01% with bearish technical signals. The company shows strong revenue growth from $1.0B in 2022 to $3.7B in 2025, turning profitable with $314M net income. However, recent Q2 2026 earnings missed expectations, and multiple law firms are investigating potential securities fraud. Analyst consensus remains bullish with a $370.07 price target despite recent volatility.
The stock faces near-term pressure from legal investigations and earnings volatility, but strong fundamentals and analyst support suggest long-term potential. Key risks include legal outcomes and execution on growth targets, while the 71% upside to consensus target offers opportunity if the company can maintain its revenue trajectory.
Vertex Pharmaceuticals (VRTX) trades at $523.91, up 5.61% with strong technical momentum and bullish moving averages. The company reported Q2 2026 revenue growth of 12% to $3.3 billion, beating expectations despite an EPS miss, and raised its full-year 2026 revenue guidance. Valuation metrics show a P/E of 30.85 and P/S of 10.78, while maintaining robust profitability with 86% gross margins and 35% net income margins.
Outlook remains positive with analyst consensus strongly bullish (84% buy ratings) and a $534.25 price target. Key risks include execution on newer product launches and competitive pressures in cystic fibrosis treatments. The stock's current momentum suggests continued upside potential, though RSI levels indicate potential near-term overbought conditions.
Trailing returns across standard periods
Alnylam Pharmaceuticals is a leader in the study of RNA interference (RNAi) therapeutics. RNAi is a naturally occurring biological pathway within cells for sequence-specific silencing and regulation of gene expression. Alnylam has five drugs on the market: Onpattro and Amvuttra for hATTR amyloidosis, Givlaari for acute hepatic porphyria, Oxlumo for primary hyperoxaluria type 1, and Leqvio for hypercholesterolemia.
Read more on ALNY →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 →