Arch Capital Group Ltd. (ACGL)vsIron Mountain Incorporated (IRM)
ACGL
Arch Capital Group Ltd.
$88.34
-0.17%
FINANCIAL SERVICES · Cap: $32.03B
IRM
Iron Mountain Incorporated
$124.66
-4.29%
REAL ESTATE · Cap: $37.86B
Smart Verdict
WallStSmart Research — data-driven comparison
Arch Capital Group Ltd. generates 173% more annual revenue ($19.78B vs $7.25B). ACGL leads profitability with a 24.6% profit margin vs 3.8%. ACGL appears more attractively valued with a PEG of 1.06. ACGL earns a higher WallStSmart Score of 79/100 (B+).
ACGL
Strong Buy79
out of 100
Grade: B+
IRM
Buy64
out of 100
Grade: C+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Intrinsic value data unavailable for ACGL.
Margin of Safety
-41.5%
Fair Value
$70.83
Current Price
$124.66
$53.83 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Attractively priced relative to earnings
Reasonable price relative to book value
Earnings expanding 94.6% YoY
Every $100 of equity generates 20 in profit
Keeps 25 of every $100 in revenue as profit
Conservative balance sheet, low leverage
Every $100 of equity generates 225 in profit
Earnings expanding 860.0% YoY
Conservative balance sheet, low leverage
Strong operational efficiency at 21.0%
Revenue surging 21.6% year-over-year
Areas to Watch
Revenue declined 3.3%
Distress zone — elevated risk
3.8% margin — thin
Weak financial health signals
Expensive relative to growth rate
Premium valuation, high expectations priced in
Comparative Analysis Report
WallStSmart ResearchBull Case : ACGL
The strongest argument for ACGL centers on P/E Ratio, Price/Book, EPS Growth. Profitability is solid with margins at 24.6% and operating margin at 25.3%. PEG of 1.06 suggests the stock is reasonably priced for its growth.
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.
Bear Case : ACGL
The primary concerns for ACGL are Revenue Growth, Altman Z-Score.
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.
Key Dynamics to Monitor
ACGL profiles as a declining stock while IRM is a growth 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.
ACGL generates stronger free cash flow (1.2B), providing more financial flexibility.
Bottom Line
ACGL scores higher overall (79/100 vs 64/100), backed by strong 24.6% margins. Both earn "Strong 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.
Arch Capital Group Ltd.
FINANCIAL SERVICES · INSURANCE - DIVERSIFIED · USA
Arch Capital Group Ltd., offers insurance, reinsurance and mortgage products worldwide. The company is headquartered in Pembroke, Bermuda.
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.
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