WallStSmart

Iron Mountain Incorporated (IRM)vsSun Communities Inc (SUI)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Iron Mountain Incorporated generates 210% more annual revenue ($7.25B vs $2.34B). SUI leads profitability with a 59.7% profit margin vs 3.8%. IRM appears more attractively valued with a PEG of 2.70. IRM earns a higher WallStSmart Score of 64/100 (C+).

IRM

Buy

64

out of 100

Grade: C+

Growth: 8.7Profit: 7.0Value: 2.0Quality: 6.5
Piotroski: 2/9Altman Z: 0.10

SUI

Hold

48

out of 100

Grade: D+

Growth: 3.3Profit: 7.0Value: 5.7Quality: 5.0
Piotroski: 5/9Altman Z: 0.56
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

IRMSignificantly Overvalued (-41.5%)

Margin of Safety

-41.5%

Fair Value

$70.83

Current Price

$124.66

$53.83 premium

UndervaluedFair: $70.83Overvalued
SUIUndervalued (+39.5%)

Margin of Safety

+39.5%

Fair Value

$211.32

Current Price

$123.69

$87.63 discount

UndervaluedFair: $211.32Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

IRM5 strengths · Avg: 9.2/10
Return on EquityProfitability
225.1%10/10

Every $100 of equity generates 225 in profit

EPS GrowthGrowth
860.0%10/10

Earnings expanding 860.0% YoY

Debt/EquityHealth
-16.2310/10

Conservative balance sheet, low leverage

Operating MarginProfitability
21.0%8/10

Strong operational efficiency at 21.0%

Revenue GrowthGrowth
21.6%8/10

Revenue surging 21.6% year-over-year

SUI3 strengths · Avg: 9.0/10
Profit MarginProfitability
59.7%10/10

Keeps 60 of every $100 in revenue as profit

Return on EquityProfitability
20.5%9/10

Every $100 of equity generates 20 in profit

Price/BookValuation
2.3x8/10

Reasonable price relative to book value

Areas to Watch

IRM4 concerns · Avg: 2.5/10
Profit MarginProfitability
3.8%3/10

3.8% margin — thin

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

PEG RatioValuation
2.702/10

Expensive relative to growth rate

P/E RatioValuation
138.3x2/10

Premium valuation, high expectations priced in

SUI3 concerns · Avg: 2.0/10
PEG RatioValuation
8.162/10

Expensive relative to growth rate

EPS GrowthGrowth
-97.1%2/10

Earnings declined 97.1%

Altman Z-ScoreHealth
0.562/10

Distress zone — elevated risk

Comparative Analysis Report

WallStSmart Research

Bull Case : IRM

The strongest argument for IRM centers on Return on Equity, EPS Growth, Debt/Equity. Revenue growth of 21.6% demonstrates continued momentum.

Bull Case : SUI

The strongest argument for SUI centers on Profit Margin, Return on Equity, Price/Book. Profitability is solid with margins at 59.7% and operating margin at 13.4%.

Bear Case : IRM

The primary concerns for IRM are Profit Margin, Piotroski F-Score, PEG Ratio. A P/E of 138.3x leaves little room for execution misses. Thin 3.8% margins leave little buffer for downturns.

Bear Case : SUI

The primary concerns for SUI are PEG Ratio, EPS Growth, Altman Z-Score.

Key Dynamics to Monitor

IRM profiles as a growth stock while SUI is a mature play — different risk/reward profiles.

IRM carries more volatility with a beta of 1.22 — expect wider price swings.

IRM is growing revenue faster at 21.6% — sustainability is the question.

SUI generates stronger free cash flow (269M), providing more financial flexibility.

Bottom Line

IRM scores higher overall (64/100 vs 48/100) and 21.6% revenue growth. SUI offers better value entry with a 39.5% margin of safety. Both earn "Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

Iron Mountain Incorporated

REAL ESTATE · REIT - SPECIALTY · USA

Iron Mountain Inc. (NYSE: IRM) is an American enterprise information management services company founded in 1951 and headquartered in Boston, Massachusetts.

Sun Communities Inc

REAL ESTATE · REIT - RESIDENTIAL · USA

Sun Communities Inc. (SUI) is a leading real estate investment trust (REIT) focused on the acquisition, development, and management of manufactured housing and recreational vehicle (RV) communities across the United States and Canada. With a diversified portfolio of over 600 properties, the company emphasizes long-term value creation through consistent rental income and tenant-centric improvements. Sun Communities’ commitment to sustainability and responsible land stewardship positions it as a compelling option for institutional investors seeking stability and growth in the evolving housing sector, capitalizing on the increasing demand for affordable and flexible living solutions.

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