Iron Mountain Inc vs 3M Company — how do they compare? Iron Mountain Inc trades at $114.5 (market cap $34.46B), while 3M Company trades at $160.89 (market cap $84.36B). The key difference: 3M Company is far larger — about 2.4× Iron Mountain Inc's market cap, and Iron Mountain Inc pays the higher dividend (2.99%). Which is the better fit depends on your goals — on Pluang, investors hold Iron Mountain Inc for 80 Days and 3M Company for 169 Days on average.
| IRM | MMM | |
|---|---|---|
Market Cap | $34.46B | $84.36B |
Volume | 1,379,608 | 2,325,301 |
Sector | Real Estate | Industrials |
52-Week High | $133.06 | $183.79 |
52-Week Low | $78.86 | $141.10 |
Typical Hold Time | 80 Days | 169 Days |
Enterprise Value | $53.87B | $93.58B |
Dividend Yield | 2.99% | 1.91% |
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.
3M (MMM) trades at $161.26, down 0.53% with a bearish technical signal despite strong Q2 2026 earnings beats. The company shows robust profitability with 82.77% ROE and 11.9% net margins, though revenue has declined from 2022 peaks. Analyst consensus is mixed with 48% buy ratings and a $191 price target, while recent news highlights operational improvements and litigation management progress.
The outlook balances strong fundamentals against technical weakness and consumer segment challenges. Investment opportunity lies in continued margin expansion and industrial growth, while risks include high debt levels, soft retail demand, and ongoing PFAS litigation costs that could pressure cash flow.
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 →3M Company conducts operations in electronics, telecommunications, industrial, consumer and office, health care, safety, and other markets. The Company businesses share technologies, manufacturing operations, marketing channels, and other resources. 3M serves customers worldwide.
Read more on MMM →