WallStSmart

Iron Mountain Incorporated (IRM)vsRio Tinto ADR (RIO)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Rio Tinto ADR generates 735% more annual revenue ($57.64B vs $6.90B). RIO leads profitability with a 17.3% profit margin vs 2.1%. IRM appears more attractively valued with a PEG of 2.70. RIO earns a higher WallStSmart Score of 54/100 (C-).

IRM

Buy

52

out of 100

Grade: C-

Growth: 6.0Profit: 7.0Value: 2.7Quality: 3.3
Piotroski: 2/9Altman Z: 0.12

RIO

Buy

54

out of 100

Grade: C-

Growth: 4.0Profit: 8.0Value: 5.3Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

IRMOvervalued (-10.8%)

Margin of Safety

-10.8%

Fair Value

$90.41

Current Price

$114.52

$24.11 premium

UndervaluedFair: $90.41Overvalued
RIOUndervalued (+14.1%)

Margin of Safety

+14.1%

Fair Value

$114.19

Current Price

$100.48

$13.71 discount

UndervaluedFair: $114.19Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

IRM3 strengths · Avg: 8.7/10
Return on EquityProfitability
225.1%10/10

Every $100 of equity generates 225 in profit

Operating MarginProfitability
22.0%8/10

Strong operational efficiency at 22.0%

Revenue GrowthGrowth
16.6%8/10

16.6% revenue growth

RIO5 strengths · Avg: 8.2/10
Market CapQuality
$163.40B9/10

Large-cap with strong market position

P/E RatioValuation
16.5x8/10

Attractively priced relative to earnings

Price/BookValuation
2.6x8/10

Reasonable price relative to book value

Operating MarginProfitability
25.3%8/10

Strong operational efficiency at 25.3%

Free Cash FlowQuality
$2.53B8/10

Generating 2.5B in free cash flow

Areas to Watch

IRM4 concerns · Avg: 2.5/10
Profit MarginProfitability
2.1%3/10

2.1% 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
229.0x2/10

Premium valuation, high expectations priced in

RIO2 concerns · Avg: 2.0/10
PEG RatioValuation
5.692/10

Expensive relative to growth rate

EPS GrowthGrowth
-5.6%2/10

Earnings declined 5.6%

Comparative Analysis Report

WallStSmart Research

Bull Case : IRM

The strongest argument for IRM centers on Return on Equity, Operating Margin, Revenue Growth. Revenue growth of 16.6% demonstrates continued momentum.

Bull Case : RIO

The strongest argument for RIO centers on Market Cap, P/E Ratio, Price/Book. Profitability is solid with margins at 17.3% and operating margin at 25.3%. Revenue growth of 14.6% demonstrates continued momentum.

Bear Case : IRM

The primary concerns for IRM are Profit Margin, Piotroski F-Score, PEG Ratio. A P/E of 229.0x leaves little room for execution misses. Thin 2.1% margins leave little buffer for downturns.

Bear Case : RIO

The primary concerns for RIO are PEG Ratio, EPS Growth.

Key Dynamics to Monitor

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

IRM carries more volatility with a beta of 1.15 — expect wider price swings.

IRM is growing revenue faster at 16.6% — sustainability is the question.

RIO generates stronger free cash flow (2.5B), providing more financial flexibility.

Bottom Line

RIO scores higher overall (54/100 vs 52/100), backed by strong 17.3% margins and 14.6% revenue growth. Both earn "Buy" and "Buy" 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.

Rio Tinto ADR

BASIC MATERIALS · OTHER INDUSTRIAL METALS & MINING · USA

Rio Tinto Group is dedicated to the exploration, extraction and processing of mineral resources worldwide. The company is headquartered in London, the United Kingdom.

Want to dig deeper into these stocks?