WallStSmart

Arch Capital Group Ltd (ACGL)vsMiami International Holdings, Inc. (MIAX)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Arch Capital Group Ltd generates 1361% more annual revenue ($19.93B vs $1.36B). ACGL leads profitability with a 22.1% profit margin vs -5.1%. 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

MIAX

Hold

41

out of 100

Grade: D

Growth: 8.0Profit: 4.0Value: 5.0Quality: 5.3
Piotroski: 4/9Altman Z: 0.97

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

MIAX1 strengths · Avg: 10.0/10
EPS GrowthGrowth
787.0%10/10

Earnings expanding 787.0% YoY

Areas to Watch

ACGL0 concerns · Avg: 0/10

No major concerns identified

MIAX3 concerns · Avg: 1.7/10
Return on EquityProfitability
-11.2%2/10

ROE of -11.2% — below average capital efficiency

Altman Z-ScoreHealth
0.972/10

Distress zone — elevated risk

Profit MarginProfitability
-5.1%1/10

Currently unprofitable

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 : MIAX

The strongest argument for MIAX centers on EPS Growth. Revenue growth of 14.1% demonstrates continued momentum.

Bear Case : ACGL

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

Bear Case : MIAX

The primary concerns for MIAX are Return on Equity, Altman Z-Score, Profit Margin.

Key Dynamics to Monitor

ACGL profiles as a mature stock while MIAX is a turnaround play — different risk/reward profiles.

MIAX is growing revenue faster at 14.1% — sustainability is the question.

ACGL generates stronger free cash flow (1.4B), providing more financial flexibility.

Monitor INSURANCE - DIVERSIFIED industry trends, competitive dynamics, and regulatory changes.

Bottom Line

ACGL scores higher overall (81/100 vs 41/100), backed by strong 22.1% margins. Both earn "Exceptional 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.

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.

Miami International Holdings, Inc.

FINANCIAL SERVICES · CAPITAL MARKETS · USA

Miami International Holdings, Inc. is a key player in the global financial services industry, predominantly through its operation of the Miami International Exchange (MIAX). The company is dedicated to employing advanced technology that enhances trading efficiency and meets the evolving needs of institutional investors and traders in the options and derivatives markets. MIAX’s strategic emphasis on innovative solutions, robust risk management practices, and strict compliance with regulatory standards reinforces its reputation as a trusted trading venue, effectively attracting a diverse range of liquidity providers in a competitive financial landscape.

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