Iron Mountain Inc vs MPLX LP — how do they compare? Iron Mountain Inc trades at $122.75 (market cap $36.44B), while MPLX LP trades at $59.9 (market cap $60.12B). The key difference: MPLX LP is the larger of the two by market cap, and MPLX LP pays the higher dividend (7.26%). Which is the better fit depends on your goals.
| IRM | MPLX | |
|---|---|---|
Market Cap | $36.44B | $60.12B |
Sector | Real Estate | Technology |
52-Week High | $133.06 | $60.51 |
52-Week Low | $78.86 | $47.80 |
Enterprise Value | $55.85B | $85.22B |
Dividend Yield | 2.82% | 7.26% |
Signals from Pluang's Aura AI — not financial advice
Iron Mountain (IRM) trades at $124.55, up 2.46% on the day, with a bearish technical signal but strong recent earnings beats. Revenue growth is robust, reaching $6.90B in 2025, though net margins are thin at 5.54%. The stock shows high valuation multiples, including a P/E of 86.8, and carries significant debt, with total liabilities at $18.94B. Analyst consensus is bullish with a $141.50 price target, supported by institutional buying and positive Q2 2026 results highlighted by data center growth.
Outlook is cautiously optimistic due to earnings momentum and data center expansion, but high debt and declining paper storage pose risks. The stock offers potential upside to the consensus target, yet investors must weigh valuation concerns against operational strengths.
MPLX trades at $59.94, up 2.11% today, with a bullish technical signal from moving averages and a consensus analyst price target of $61.50. The company reported strong 2025 results with $11.47B revenue and $4.91B net income, though recent quarterly earnings have missed expectations. A recent $2.25B senior notes offering (PRNewsWire, Aug 10, 2026) supports growth initiatives, while a 7.3% dividend yield attracts income investors.
Outlook remains positive given fee-based revenue stability and growth projects, but risks include execution challenges from higher capital spending and leverage. Analyst sentiment is strongly bullish with no sell ratings, though investors should monitor earnings consistency and debt levels amid volatile energy markets.
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 →