Iron Mountain Inc vs MPLX LP — how do they compare? Iron Mountain Inc trades at $114.8 (market cap $34.46B), while MPLX LP trades at $56.35 (market cap $58.11B). The key difference: MPLX LP is the larger of the two by market cap, and MPLX LP pays the higher dividend (7.51%). Which is the better fit depends on your goals.
| IRM | MPLX | |
|---|---|---|
Market Cap | $34.46B | $58.11B |
Volume | 1,379,608 | 687,483 |
Sector | Real Estate | Energy |
52-Week High | $133.06 | $60.51 |
52-Week Low | $78.86 | $47.80 |
Typical Hold Time | 80 Days | — |
Enterprise Value | $53.87B | $83.22B |
Dividend Yield | 2.99% | 7.51% |
Signals from Pluang's Aura AI — not financial advice
Iron Mountain (IRM) trades at $114.51, down 1.05% on the day, with a bearish technical signal and elevated valuation metrics like a P/E of 82.09. Recent earnings have consistently beaten estimates, with Q2 2026 EPS of $0.60 surpassing the $0.543 forecast. The company is expanding its data center pipeline and digital solutions, targeting 300MW capacity, while revenue grew to $6.90 billion in 2025. However, net income margin has declined to 2.09%, and debt-to-asset ratio rose to 79.04% in 2025, indicating financial leverage concerns.
The outlook is mixed: strong analyst consensus with a $142.75 price target and 66.7% buy ratings support upside potential, but high debt, margin pressure, and bearish technicals pose risks. Growth in data centers and digital services offers opportunity, yet investors must weigh leverage and profitability trends against expansion prospects.
MPLX trades at $56.12, down 1.63% with a bearish technical signal. The stock shows strong fundamentals with a 12.33 P/E ratio, 40.45% net income margin, and consistent dividend payments. Recent earnings show mixed results with Q4 2025 beating expectations but subsequent quarters missing targets. Analyst consensus remains strongly bullish with 19 buy ratings and a $63.80 price target, representing 13.7% upside potential from current levels.
The outlook remains positive given MPLX's resilient midstream business model with fee-based revenues insulating it from energy price volatility. Key risks include potential energy market downturns and execution challenges in the Permian Basin expansion. The company's strong cash flow generation supports its 8% dividend yield, making it attractive for income investors seeking energy exposure with reduced commodity price sensitivity.
Trailing returns across standard periods
Latest headlines on both assets
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 →MPLX LP is a Master Limited Partnership (MLP) formed by Marathon Petroleum Corporation (MPC). It is a diversified, growth-oriented company primarily engaged in the gathering, processing, and transportation of natural gas and natural gas liquids (NGLs), as well as the transportation, storage, and distribution of crude oil and refined petroleum products. MPLX owns and operates a network of midstream energy infrastructure assets, providing essential services to the energy industry across the United States.
Read more on MPLX →