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Compare Alnylam Pharmaceuticals, Inc. (ALNY) vs Merck & Co., Inc. (MRK) Price & Performance

Alnylam Pharmaceuticals, Inc.Trade
Merck & Co., Inc.Trade

Price performance (Past 24H)

Key statistics

Alnylam Pharmaceuticals, Inc. vs Merck & Co., Inc. — how do they compare? Alnylam Pharmaceuticals, Inc. trades at $221.2 (market cap $29.60B), while Merck & Co., Inc. trades at $133.05 (market cap $321.77B). The key difference: Merck & Co., Inc. is far larger — about 10.9× Alnylam Pharmaceuticals, Inc.'s market cap, and Merck & Co., Inc. pays a 2.61% dividend while Alnylam Pharmaceuticals, Inc. pays none. Which is the better fit depends on your goals.

ALNYMRK
Market Cap
$29.60B$321.77B
Sector
HealthHealth
52-Week High
$491.22$131.84
52-Week Low
$205.48$77.60
Enterprise Value
$27.56B$368.53B
Dividend Yield
2.61%

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Alnylam Pharmaceuticals, Inc.

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.

Merck & Co., Inc.

MRK trades at $133.6, up 2.06% today, near its 52-week high. The stock shows a bullish technical trend with strong moving average support. Recent earnings have consistently beaten estimates, with Q3 2026 expected at $2.27 EPS. The company's acquisition of Terns Pharmaceuticals aims to bolster its oncology pipeline, while revenue growth remains steady at $65.01B in 2025.

MRK presents a positive outlook with a consensus price target of $140.36, indicating potential upside. Strong institutional buying and a 67.57% buy rating from analysts support bullish sentiment. Risks include rising debt-to-asset ratios and competitive pressures in the pharma sector. The dividend yield of $0.85 per half-year adds income appeal for long-term investors.

Returns comparison

Trailing returns across standard periods

Top news

Latest headlines on both assets

About Alnylam Pharmaceuticals, Inc.

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.

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About Merck & Co., Inc.

Merck makes pharmaceutical products to treat several conditions in a number of therapeutic areas, including cardiometabolic disease, cancer, and infections. Within cancer, the firm's immuno-oncology platform is growing as a major contributor to overall sales. The company also has a substantial vaccine business, with treatments to prevent hepatitis B and pediatric diseases as well as HPV and shingles. Additionally, Merck sells animal health-related drugs. From a geographical perspective, just under half of the firm's sales are generated in the United States.

Read more on MRK