WallStSmart

Interactive Brokers Group Inc (IBKR)vsMizuho Financial Group Inc. (MFG)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Mizuho Financial Group Inc. generates 64610% more annual revenue ($4.02T vs $6.21B). MFG leads profitability with a 26.1% profit margin vs 15.9%. MFG appears more attractively valued with a PEG of 0.86. MFG earns a higher WallStSmart Score of 74/100 (B).

IBKR

Strong Buy

66

out of 100

Grade: B-

Growth: 9.3Profit: 7.5Value: 9.3Quality: 5.3
Piotroski: 2/9

MFG

Strong Buy

74

out of 100

Grade: B

Growth: 8.0Profit: 7.5Value: 10.0Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

IBKRUndervalued (+26.5%)

Margin of Safety

+26.5%

Fair Value

$103.90

Current Price

$68.68

$35.22 discount

UndervaluedFair: $103.90Overvalued
MFGUndervalued (+42.4%)

Margin of Safety

+42.4%

Fair Value

$17.51

Current Price

$7.81

$9.70 discount

UndervaluedFair: $17.51Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

IBKR6 strengths · Avg: 9.0/10
Operating MarginProfitability
78.8%10/10

Strong operational efficiency at 78.8%

Debt/EquityHealth
0.0010/10

Conservative balance sheet, low leverage

Market CapQuality
$115.34B9/10

Large-cap with strong market position

Return on EquityProfitability
23.5%9/10

Every $100 of equity generates 24 in profit

Revenue GrowthGrowth
15.2%8/10

15.2% revenue growth

EPS GrowthGrowth
30.3%8/10

Earnings expanding 30.3% YoY

MFG6 strengths · Avg: 9.0/10
Price/BookValuation
0.3x10/10

Reasonable price relative to book value

Operating MarginProfitability
36.3%10/10

Strong operational efficiency at 36.3%

Market CapQuality
$92.84B9/10

Large-cap with strong market position

Profit MarginProfitability
26.1%9/10

Keeps 26 of every $100 in revenue as profit

PEG RatioValuation
0.868/10

Growing faster than its price suggests

P/E RatioValuation
14.3x8/10

Attractively priced relative to earnings

Areas to Watch

IBKR3 concerns · Avg: 3.7/10
PEG RatioValuation
2.324/10

Expensive relative to growth rate

P/E RatioValuation
30.6x4/10

Premium valuation, high expectations priced in

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

MFG0 concerns · Avg: 0/10

No major concerns identified

Comparative Analysis Report

WallStSmart Research

Bull Case : IBKR

The strongest argument for IBKR centers on Operating Margin, Debt/Equity, Market Cap. Profitability is solid with margins at 15.9% and operating margin at 78.8%. Revenue growth of 15.2% demonstrates continued momentum.

Bull Case : MFG

The strongest argument for MFG centers on Price/Book, Operating Margin, Market Cap. Profitability is solid with margins at 26.1% and operating margin at 36.3%. PEG of 0.86 suggests the stock is reasonably priced for its growth.

Bear Case : IBKR

The primary concerns for IBKR are PEG Ratio, P/E Ratio, Piotroski F-Score.

Bear Case : MFG

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

Key Dynamics to Monitor

IBKR profiles as a growth stock while MFG is a mature play — different risk/reward profiles.

IBKR carries more volatility with a beta of 1.25 — expect wider price swings.

IBKR is growing revenue faster at 15.2% — sustainability is the question.

Monitor CAPITAL MARKETS industry trends, competitive dynamics, and regulatory changes.

Bottom Line

MFG scores higher overall (74/100 vs 66/100), backed by strong 26.1% margins. IBKR offers better value entry with a 26.5% margin of safety. Both earn "Strong Buy" and "Strong 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.

Interactive Brokers Group Inc

FINANCIAL SERVICES · CAPITAL MARKETS · USA

Interactive Brokers Group, Inc. is a global automated electronic broker. The company is headquartered in Greenwich, Connecticut.

Mizuho Financial Group Inc.

FINANCIAL SERVICES · BANKS - REGIONAL · USA

Mizuho Financial Group, Inc. engages in banking, trusts, securities and other businesses related to financial services in Japan, America, Europe, Asia / Oceania and internationally. The company is headquartered in Tokyo, Japan.

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