Alnylam Pharmaceuticals, Inc. vs American Tower Corp — how do they compare? Alnylam Pharmaceuticals, Inc. trades at $299.01 (market cap $39.89B), while American Tower Corp trades at $169.8 (market cap $78.54B). The key difference: American Tower Corp is the larger of the two by market cap, and American Tower Corp pays a 4.14% dividend while Alnylam Pharmaceuticals, Inc. pays none. Which is the better fit depends on your goals.
| ALNY | AMT | |
|---|---|---|
Market Cap | $39.89B | $78.54B |
Sector | Health | Real Estate |
52-Week High | $491.22 | $232.35 |
52-Week Low | $278.09 | $162.11 |
Enterprise Value | $38.15B | $122.07B |
Dividend Yield | — | 4.14% |
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.
American Tower (AMT) trades at $168.59, up 2.18% today, with strong earnings beats in recent quarters. The stock shows bearish technical signals but maintains robust fundamentals including a 26.81% net margin and 82.19% ROE. Recent news highlights its data center growth and sustainability initiatives, while analyst consensus remains strongly bullish with a $214.10 price target.
AMT presents a compelling long-term investment opportunity given its high profitability, dividend yield, and market leadership, though elevated debt levels and near-term technical weakness pose risks. Upside potential exists if the company continues executing on 5G and data center expansion, but investors should monitor interest rate sensitivity and competitive pressures.
Trailing returns across standard periods
Latest headlines on both assets
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 →American Tower owns and operates more than 220,000 cell towers throughout the U.S., Asia, Latin America, Europe, and Africa. It also owns and/or operates 25 data centers in eight U.S. markets after acquiring CoreSite. On its towers, the company has a very concentrated customer base, with most revenue in each market being generated by just the top few mobile carriers. The company operates more than 40,000 towers in the U.S., which accounted for more than half of its total revenue in 2021. Outside the U.S., American Tower's greatest presence is in India and Brazil, where it operates roughly 75,000 and 19,000 towers, respectively. American Tower operates as a real estate investment trust.
Read more on AMT →