Iron Mountain Inc vs MPLX LP — how do they compare? Iron Mountain Inc trades at $124.56 (market cap $36.96B), while MPLX LP trades at $56.63 (market cap $57.97B). The key difference: MPLX LP is the larger of the two by market cap, and MPLX LP pays the higher dividend (7.54%). Which is the better fit depends on your goals.
| IRM | MPLX | |
|---|---|---|
Market Cap | $36.96B | $57.97B |
Sector | Real Estate | Technology |
52-Week High | $133.06 | $59.17 |
52-Week Low | $78.86 | $47.80 |
Enterprise Value | $56.10B | $82.60B |
Dividend Yield | 2.78% | 7.54% |
Signals from Pluang's Aura AI — not financial advice
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MPLX trades at $57.13, up 0.12% today, with a bullish technical signal from moving averages and a consensus analyst price target of $60.00. The company reported strong profitability with a 41.24% net income margin in 2025 and has beaten earnings estimates in two of the last three quarters. Recent news highlights its resilient midstream model and attractive dividend yield.
The outlook for MPLX is positive, supported by stable cash flows, a high dividend yield, and analyst optimism. Key risks include exposure to energy market volatility and a recent earnings miss. The stock offers value with a P/E of 12.35 and strong institutional buy ratings, but investors should monitor execution on growth projects and macroeconomic trends.
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 →