Alnylam Pharmaceuticals, Inc. vs Vanguard Total Stock Market Index Fund ETF — how do they compare? Alnylam Pharmaceuticals, Inc. trades at $224 (market cap $29.60B), while Vanguard Total Stock Market Index Fund ETF trades at $382. The key difference: Vanguard Total Stock Market Index Fund ETF is trading nearer its 52-week high, Alnylam Pharmaceuticals, Inc. nearer its low. Which is the better fit depends on your goals.
| ALNY | VTI | |
|---|---|---|
Market Cap | $29.60B | — |
Sector | Health | — |
52-Week High | $491.22 | $381.78 |
52-Week Low | $205.48 | $311.68 |
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.
VTI trades at $381.83, up 0.05% with a bullish technical signal from moving averages and strong institutional inflows. The ETF's 0.03% expense ratio and over 3,500 holdings provide broad U.S. equity exposure. Recent dividend of $1.04 was declared for June 2026.
Outlook remains positive due to low-cost diversification and steady institutional demand. Risks include market volatility and concentration in large-cap tech. Long-term growth potential is supported by historical performance but requires monitoring of economic conditions.
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 →The fund employs an indexing investment approach designed to track the performance of the index, which represents approximately 100% of the investable US stock market and includes large-, mid-, small-, and micro-cap stocks. It invests by sampling the index, meaning that it holds a broadly diversified collection of securities that, in the aggregate, approximates the full index in terms of key characteristics.
Read more on VTI →