AES Corp vs Iron Mountain Inc — how do they compare? AES Corp trades at $14.66 (market cap $10.51B), while Iron Mountain Inc trades at $122.75 (market cap $36.19B). The key difference: Iron Mountain Inc is far larger — about 3.4× AES Corp's market cap, and AES Corp pays the higher dividend (4.78%). Which is the better fit depends on your goals.
| AES | IRM | |
|---|---|---|
Market Cap | $10.51B | $36.19B |
Sector | Utilities | Real Estate |
52-Week High | $17.28 | $133.06 |
52-Week Low | $12.51 | $78.86 |
Enterprise Value | $40.77B | $55.60B |
Dividend Yield | 4.78% | 2.84% |
Signals from Pluang's Aura AI — not financial advice
AES trades at $14.73, up 0.2% on the day, with a bullish technical signal supported by moving averages. The company reported strong profitability with a net income margin of 14.34% and ROE of 45.05% for 2025, though Q2 2026 EPS missed expectations. A pending $33.4 billion acquisition by a consortium led by Global Infrastructure Partners and EQT, approved by stockholders, dominates recent developments, alongside a consistent dividend payout.
The acquisition offers a near-term catalyst with a capped upside at the buyout price of $15 per share, presenting a low-risk arbitrage opportunity. Risks include deal completion uncertainty amid shareholder complaints and regulatory scrutiny. Analyst consensus is mixed with 43% buy ratings, reflecting cautious optimism tied to the acquisition's successful closure and the company's strategic shift toward renewable energy investments.
Iron Mountain (IRM) trades at $121.15, down 0.66% on the day, amid a bearish technical signal. The company reported strong Q2 2026 results with revenue up 19% year-over-year to $2.03 billion, beating estimates, and has a consensus analyst price target of $141.50. However, high debt levels and a negative shareholder equity position present fundamental concerns.
Outlook is mixed: robust data center and digital growth support upside, but elevated valuation ratios and rising debt-to-asset ratios pose risks. Analyst sentiment is predominantly buy-rated (65%), yet technical indicators suggest near-term caution. Investors should weigh strong operational performance against financial leverage and market volatility.
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 →Iron Mountain Inc is a record management services provider. The firm is organized as a REIT. Most of its revenue comes from its storage business, with the rest coming from value-added services. The firm primarily caters to enterprise clients in developed markets. Its business segments include Global RIM Business
Read more on IRM →