Alnylam Pharmaceuticals, Inc. vs Summit Therapeutics Inc — how do they compare? Alnylam Pharmaceuticals, Inc. trades at $284.5 (market cap $39.89B), while Summit Therapeutics Inc trades at $15.35 (market cap $11.84B). The key difference: Alnylam Pharmaceuticals, Inc. is far larger — about 3.4× Summit Therapeutics Inc's market cap, and Summit Therapeutics Inc is trading nearer its 52-week high, Alnylam Pharmaceuticals, Inc. nearer its low. Which is the better fit depends on your goals.
| ALNY | SMMT | |
|---|---|---|
Market Cap | $39.89B | $11.84B |
Sector | Health | Health |
52-Week High | $491.22 | $29.32 |
52-Week Low | $278.09 | $13.05 |
Enterprise Value | $38.15B | $11.26B |
Signals from Pluang's Aura AI — not financial advice
ALNY trades at $298.76, down 4.49% today, but maintains a bullish technical outlook with strong support at $290. The company reported robust revenue growth to $3.71 billion in 2025, turning profitable with net income of $313.75 million. Analyst consensus is strongly bullish with a $429.50 price target, supported by positive news on drug pipelines and AI partnerships.
Outlook remains positive driven by expanding product portfolio and strategic collaborations, though risks include clinical trial outcomes and high valuation multiples. Earnings beats in recent quarters reinforce growth trajectory, but dependence on key drug Amvuttra and competitive pressures warrant monitoring for sustained shareholder value.
Summit Therapeutics (SMMT) trades at $15.25, down 1.49% today, with technical indicators showing bearish momentum despite recent positive clinical trial results for its lead oncology drug ivonescimab. The company reported a net loss of $1.08 billion in 2025, with negative ROE and ROA, while cash flow trends show increasing operational cash burn. Analyst consensus remains bullish with 14 buy ratings and a $15.57 price target, reflecting optimism around the drug's potential despite financial challenges.
SMMT presents a high-risk, high-reward opportunity centered on binary clinical outcomes. Near-term catalysts include FDA review of ivonescimab, but substantial financial losses and dependence on a single asset create significant volatility. The stock's outlook hinges entirely on successful drug commercialization, with current valuations disconnected from fundamentals.
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 →Summit Therapeutics Inc. is a biopharmaceutical company focused on the development and commercialization of new medicines for the treatment of infectious diseases and other unmet medical needs. The company's lead product candidate is an antibiotic for the treatment of Clostridioides difficile infection (CDI), a serious infection of the colon. Summit Therapeutics is committed to bringing innovative therapies to market to address global health challenges and improve patient outcomes.
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