Iron Mountain Inc vs Unum Group Common Stock — how do they compare? Iron Mountain Inc trades at $111.23 (market cap $33.00B), while Unum Group Common Stock trades at $91.42 (market cap $14.48B). The key difference: Iron Mountain Inc is far larger — about 2.3× Unum Group Common Stock's market cap, and Iron Mountain Inc pays the higher dividend (3.12%). Which is the better fit depends on your goals — on Pluang, investors hold Iron Mountain Inc for 80 Days and Unum Group Common Stock for 0 Days on average.
| IRM | UNM | |
|---|---|---|
Market Cap | $33.00B | $14.48B |
Volume | 1,075,916 | 2,214,044 |
Sector | Real Estate | Financials |
52-Week High | $133.06 | $96.57 |
52-Week Low | $78.86 | $70.66 |
Typical Hold Time | 80 Days | 0 Days |
Enterprise Value | $52.41B | $18.04B |
Dividend Yield | 3.12% | 2.21% |
Signals from Pluang's Aura AI — not financial advice
Iron Mountain (IRM) trades at $114.60, down 0.43% on the day, with a neutral technical signal. The stock shows strong analyst support with a 66.7% buy rating and a consensus price target of $142.75, implying significant upside. Recent earnings have consistently beaten expectations, and the company is expanding its data center pipeline and digital solutions, as highlighted in recent news. However, high debt levels and a declining net income margin present fundamental concerns.
The outlook is mixed: growth in data centers and digital services offers opportunity, but elevated valuation ratios and leverage pose risks. Investor sentiment is cautiously optimistic, driven by strategic initiatives, though execution and macroeconomic factors remain key watchpoints for stock performance.
Unum Group (UNM) trades at $92.05, down 0.5% with neutral technical signals. The stock shows mixed earnings performance with Q1 2026 beating estimates but Q4 2025 and Q2 2026 missing expectations. Analyst consensus is positive with 50% buy ratings and a $101 price target representing 9.7% upside. The company maintains stable profitability with 5.31% net margin and recently announced a $1 billion share repurchase program to enhance shareholder returns.
UNM presents a balanced investment case with strong institutional support and shareholder-friendly capital returns, though earnings consistency remains a concern. The stock trades at reasonable valuations (P/E 21.36, P/S 1.15) with potential upside to analyst targets. Key risks include premium growth sustainability and claims experience volatility in the insurance operations.
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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 →Unum Group provides workplace benefits, including disability, life, accident, critical illness, dental, and vision insurance, along with leave management services. It serves employers through its Unum US, Unum International, and Colonial Life segments, distributing coverage via brokers and independent agents.
Read more on UNM →