Alnylam Pharmaceuticals, Inc. vs Summit Therapeutics Inc — how do they compare? Alnylam Pharmaceuticals, Inc. trades at $222.01 (market cap $29.60B), while Summit Therapeutics Inc trades at $15.1 (market cap $12.06B). The key difference: Alnylam Pharmaceuticals, Inc. is far larger — about 2.5× 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 | $29.60B | $12.06B |
Sector | Health | Health |
52-Week High | $491.22 | $26.98 |
52-Week Low | $205.48 | $12.55 |
Enterprise Value | $27.56B | $11.39B |
Signals from Pluang's Aura AI — not financial advice
ALNY trades at $223.43, up 2.97% in 24 hours, with a bearish technical signal despite recent gains. The stock shows strong profitability with a 79.65% gross margin and 96.55% ROE, but valuation ratios like P/E of 38.54 are elevated. Recent Q2 2026 earnings missed estimates, and multiple law firms are investigating potential securities fraud, adding uncertainty.
Outlook is mixed: analyst consensus is bullish with a $370.07 price target, but risks include ongoing fraud probes and earnings volatility. Revenue growth is robust, projected to reach $4.8B in 2026, yet investors face headwinds from legal issues and technical bearishness.
Summit Therapeutics (SMMT) trades at $15.10, up 1.55% with a bullish technical signal and strong analyst support. The company shows negative profitability metrics with ROE at -192.5% and net income of -$1.08B for 2025, but maintains positive cash flow through financing activities. Recent developments include FDA review of ivonescimab with a November 2026 decision date and expansion into bladder cancer trials, driving investor optimism despite ongoing losses.
The investment case hinges on ivonescimab's regulatory approval potential, with a consensus price target of $27.90 representing 85% upside. Key risks include cash burn concerns, fiduciary duty investigations, and clinical trial outcomes. While fundamentals remain weak, the stock offers high-risk, high-reward potential for speculative biotech investors betting on successful drug commercialization.
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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