WallStSmart

Arch Capital Group Ltd (ACGL)vsIREN Ltd (IREN)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Arch Capital Group Ltd generates 2532% more annual revenue ($19.93B vs $757.10M). IREN leads profitability with a 51.5% profit margin vs 22.1%. ACGL appears more attractively valued with a PEG of 1.06. ACGL earns a higher WallStSmart Score of 81/100 (A-).

ACGL

Exceptional Buy

81

out of 100

Grade: A-

Growth: 8.7Profit: 8.0Value: 7.0Quality: 6.5
Piotroski: 5/9

IREN

Buy

57

out of 100

Grade: C

Growth: 10.0Profit: 5.5Value: 3.7Quality: 6.0
Piotroski: 4/9Altman Z: 1.08

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ACGL6 strengths · Avg: 9.0/10
P/E RatioValuation
8.4x10/10

Attractively priced relative to earnings

Price/BookValuation
1.4x10/10

Reasonable price relative to book value

Profit MarginProfitability
22.1%9/10

Keeps 22 of every $100 in revenue as profit

Debt/EquityHealth
0.119/10

Conservative balance sheet, low leverage

Operating MarginProfitability
29.5%8/10

Strong operational efficiency at 29.5%

EPS GrowthGrowth
38.8%8/10

Earnings expanding 38.8% YoY

IREN4 strengths · Avg: 9.3/10
Profit MarginProfitability
51.5%10/10

Keeps 52 of every $100 in revenue as profit

Revenue GrowthGrowth
59.0%10/10

Revenue surging 59.0% year-over-year

Return on EquityProfitability
20.5%9/10

Every $100 of equity generates 21 in profit

EPS GrowthGrowth
42.9%8/10

Earnings expanding 42.9% YoY

Areas to Watch

ACGL0 concerns · Avg: 0/10

No major concerns identified

IREN4 concerns · Avg: 2.8/10
P/E RatioValuation
30.9x4/10

Premium valuation, high expectations priced in

Debt/EquityHealth
1.533/10

Elevated debt levels

PEG RatioValuation
4.062/10

Expensive relative to growth rate

Free Cash FlowQuality
$-208.96M2/10

Negative free cash flow — burning cash

Comparative Analysis Report

WallStSmart Research

Bull 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 : IREN

The strongest argument for IREN centers on Profit Margin, Revenue Growth, Return on Equity. Profitability is solid with margins at 51.5% and operating margin at -45.8%. Revenue growth of 59.0% demonstrates continued momentum.

Bear Case : ACGL

No major red flags identified for ACGL, but monitor valuation.

Bear Case : IREN

The primary concerns for IREN are P/E Ratio, Debt/Equity, PEG Ratio. Debt-to-equity of 1.53 is elevated, increasing financial risk.

Key Dynamics to Monitor

ACGL profiles as a mature stock while IREN is a growth play — different risk/reward profiles.

IREN carries more volatility with a beta of 4.31 — expect wider price swings.

IREN is growing revenue faster at 59.0% — 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 57/100), 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.

IREN Ltd

FINANCIAL SERVICES · CAPITAL MARKETS · USA

IREN Limited (Ticker: IREN) is a vertically integrated data-center and digital infrastructure company traded on the Nasdaq. Headquartered in Sydney, Australia, it develops, owns and operates large-scale, renewable-powered data centers across North America that support Bitcoin mining, AI cloud services, and high-performance computing workloads. Originally known as Iris Energy Limited before rebranding in 2024, IREN combines its energy infrastructure and computing platforms to generate revenue from cryptocurrency mining and increasingly from GPU-powered AI cloud offerings. The company has secured significant power capacity and major customer contracts as it pivots toward AI data-center growth while maintaining its legacy mining business.

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