Arch Capital Group Ltd (ACGL)vsIron Mountain Incorporated (IRM)
ACGL
Arch Capital Group Ltd
$94.46
+1.88%
FINANCIAL SERVICES · Cap: $34.58B
IRM
Iron Mountain Incorporated
$125.99
+10.02%
REAL ESTATE · Cap: $34.07B
Smart Verdict
WallStSmart Research — data-driven comparison
Arch Capital Group Ltd generates 189% more annual revenue ($19.93B vs $6.90B). ACGL leads profitability with a 22.1% profit margin vs 2.1%. ACGL appears more attractively valued with a PEG of 1.06. ACGL earns a higher WallStSmart Score of 81/100 (A-).
ACGL
Exceptional Buy81
out of 100
Grade: A-
IRM
Buy52
out of 100
Grade: C-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Intrinsic value data unavailable for ACGL.
Margin of Safety
-10.8%
Fair Value
$90.41
Current Price
$125.99
$35.58 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Attractively priced relative to earnings
Reasonable price relative to book value
Keeps 22 of every $100 in revenue as profit
Conservative balance sheet, low leverage
Strong operational efficiency at 29.5%
Earnings expanding 38.8% YoY
Every $100 of equity generates 225 in profit
Strong operational efficiency at 22.0%
16.6% revenue growth
Areas to Watch
No major concerns identified
2.1% 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, Profit Margin. Profitability is solid with margins at 22.1% and operating margin at 29.5%. 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, Operating Margin, Revenue Growth. Revenue growth of 16.6% demonstrates continued momentum.
Bear Case : ACGL
No major red flags identified for ACGL, but monitor valuation.
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.
Key Dynamics to Monitor
ACGL profiles as a mature stock while IRM is a growth 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.
ACGL generates stronger free cash flow (1.4B), providing more financial flexibility.
Bottom Line
ACGL scores higher overall (81/100 vs 52/100), backed by strong 22.1% margins. Both earn "Exceptional 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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