Alnylam Pharmaceuticals, Inc. vs Vanguard S&P 500 ETF — how do they compare? Alnylam Pharmaceuticals, Inc. trades at $221.2 (market cap $29.60B), while Vanguard S&P 500 ETF trades at $709.93. The key difference: Vanguard S&P 500 ETF is trading nearer its 52-week high, Alnylam Pharmaceuticals, Inc. nearer its low. Which is the better fit depends on your goals.
| ALNY | VOO | |
|---|---|---|
Market Cap | $29.60B | — |
Sector | Health | Broad Market / Factor |
52-Week High | $491.22 | $710.71 |
52-Week Low | $205.48 | $580.93 |
Enterprise Value | $27.56B | — |
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.
VOO trades at $710.69 with minimal daily movement (+0.01%), maintaining a bullish technical stance as the S&P 500 ETF approaches record highs. The overall technical signal is bullish with strong moving average support, though oscillators show neutral momentum. Recent news highlights the S&P 500's elevated valuation levels while institutional interest remains strong, with Bay Colony Advisory increasing its position by 8.6% in Q2 2026.
The ETF's outlook remains positive given its core exposure to large-cap US equities, but investors face valuation concerns with the S&P 500 trading at historically high multiples. Key risks include market volatility around inflation data and potential profit-taking near resistance levels, while institutional accumulation suggests continued confidence in the broader market trajectory.
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 →VOO is a foundational ETF that tracks the S&P 500 Index, providing exposure to 500 of the largest and most established companies in the United States. Renowned for its ultra-low expense ratio and tax efficiency, it serves as a core building block for long-term investors seeking to capture the total return of the U.S. large-cap market in a single, highly liquid vehicle.
Read more on VOO →