AES Corp vs Alnylam Pharmaceuticals, Inc. — how do they compare? AES Corp trades at $14.73 (market cap $10.49B), while Alnylam Pharmaceuticals, Inc. trades at $222.05 (market cap $29.60B). The key difference: Alnylam Pharmaceuticals, Inc. is far larger — about 2.8× AES Corp's market cap, and AES Corp pays a 4.79% dividend while Alnylam Pharmaceuticals, Inc. pays none. Which is the better fit depends on your goals.
| AES | ALNY | |
|---|---|---|
Market Cap | $10.49B | $29.60B |
Sector | Utilities | Health |
52-Week High | $17.28 | $491.22 |
52-Week Low | $12.51 | $205.48 |
Enterprise Value | $40.75B | $27.56B |
Dividend Yield | 4.79% | — |
Signals from Pluang's Aura AI — not financial advice
AES trades at $14.73, unchanged on the day, with a bullish technical signal from moving averages and a pending acquisition by Global Infrastructure Partners and EQT at $15 per share. The company reported revenue of $12.23B in 2025, with a net income margin of 7.43%, and has beaten earnings estimates in two of the last three quarters. Valuation ratios appear attractive with a P/E of 5.51 and P/S of 0.81, while cash flow from operations improved to $4.31B in 2025.
The outlook is dominated by the acquisition, offering a capped upside to $15. Strong profitability metrics like a 45.05% ROE and a 4.8% dividend yield provide support, but risks include shareholder litigation and regulatory scrutiny over the deal. Analyst sentiment is mixed with 42.86% buy ratings, reflecting uncertainty until transaction closure.
ALNY trades at $216.98, down 1.01% with bearish technical signals. The company shows strong revenue growth from $1.0B in 2022 to $3.7B in 2025, turning profitable with $314M net income. However, recent Q2 2026 earnings missed expectations, and multiple law firms are investigating potential securities fraud. Analyst consensus remains bullish with a $370.07 price target despite recent volatility.
The stock faces near-term pressure from legal investigations and earnings volatility, but strong fundamentals and analyst support suggest long-term potential. Key risks include legal outcomes and execution on growth targets, while the 71% upside to consensus target offers opportunity if the company can maintain its revenue trajectory.
Trailing returns across standard periods
AES is a global power company operating across 14 countries and 4 continents. Its current generation portfolio as of year-end 2021 consists of over 31 gigawatts of generation, with the generation mix composed of renewables (43%), gas (32%), coal (23%), and oil (2%). The company has 3.5 gigawatts of generation under construction. AES has majority ownership and operates six electric utilities distributing power to 2.6 million customers.
Read more on AES →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 →