WallStSmart

Investar Holding Corp (ISTR)vsMizuho Financial Group Inc. (MFG)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Mizuho Financial Group Inc. generates 4109031% more annual revenue ($4.40T vs $107.12M). MFG leads profitability with a 28.4% profit margin vs 26.7%. ISTR trades at a lower P/E of 12.8x. MFG earns a higher WallStSmart Score of 78/100 (B+).

ISTR

Strong Buy

68

out of 100

Grade: B-

Growth: 8.0Profit: 7.0Value: 6.0Quality: 4.5
Piotroski: 4/9Altman Z: -0.15

MFG

Strong Buy

78

out of 100

Grade: B+

Growth: 9.3Profit: 7.5Value: 5.7Quality: 4.0
Piotroski: 6/9Altman Z: 0.29

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ISTR6 strengths · Avg: 9.2/10
Price/BookValuation
1.0x10/10

Reasonable price relative to book value

Operating MarginProfitability
44.1%10/10

Strong operational efficiency at 44.1%

Revenue GrowthGrowth
57.6%10/10

Revenue surging 57.6% year-over-year

Profit MarginProfitability
26.7%9/10

Keeps 27 of every $100 in revenue as profit

P/E RatioValuation
12.8x8/10

Attractively priced relative to earnings

EPS GrowthGrowth
22.2%8/10

Earnings expanding 22.2% YoY

MFG6 strengths · Avg: 9.3/10
Operating MarginProfitability
32.5%10/10

Strong operational efficiency at 32.5%

EPS GrowthGrowth
680.0%10/10

Earnings expanding 680.0% YoY

Free Cash FlowQuality
$487.72B10/10

Generating 487.7B in free cash flow

Market CapQuality
$115.97B9/10

Large-cap with strong market position

Profit MarginProfitability
28.4%9/10

Keeps 28 of every $100 in revenue as profit

P/E RatioValuation
15.1x8/10

Attractively priced relative to earnings

Areas to Watch

ISTR3 concerns · Avg: 2.7/10
Market CapQuality
$400.43M3/10

Smaller company, higher risk/reward

Return on EquityProfitability
6.9%3/10

ROE of 6.9% — below average capital efficiency

Altman Z-ScoreHealth
-0.152/10

Distress zone — elevated risk

MFG3 concerns · Avg: 2.3/10
PEG RatioValuation
1.654/10

Expensive relative to growth rate

Altman Z-ScoreHealth
0.292/10

Distress zone — elevated risk

Debt/EquityHealth
5.881/10

Elevated debt levels

Comparative Analysis Report

WallStSmart Research

Bull Case : ISTR

The strongest argument for ISTR centers on Price/Book, Operating Margin, Revenue Growth. Profitability is solid with margins at 26.7% and operating margin at 44.1%. Revenue growth of 57.6% demonstrates continued momentum.

Bull Case : MFG

The strongest argument for MFG centers on Operating Margin, EPS Growth, Free Cash Flow. Profitability is solid with margins at 28.4% and operating margin at 32.5%. Revenue growth of 16.7% demonstrates continued momentum.

Bear Case : ISTR

The primary concerns for ISTR are Market Cap, Return on Equity, Altman Z-Score.

Bear Case : MFG

The primary concerns for MFG are PEG Ratio, Altman Z-Score, Debt/Equity. Debt-to-equity of 5.88 is elevated, increasing financial risk.

Key Dynamics to Monitor

ISTR carries more volatility with a beta of 0.47 — expect wider price swings.

ISTR is growing revenue faster at 57.6% — sustainability is the question.

MFG generates stronger free cash flow (487.7B), providing more financial flexibility.

Monitor BANKS - REGIONAL industry trends, competitive dynamics, and regulatory changes.

Bottom Line

MFG scores higher overall (78/100 vs 68/100), backed by strong 28.4% margins and 16.7% revenue growth. 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.

Investar Holding Corp

FINANCIAL SERVICES · BANKS - REGIONAL · USA

Investar Holding Corporation is the banking holding company of Investar Bank offering a range of commercial banking products to individuals and small and medium-sized businesses in southern Louisiana. The company is headquartered in Baton Rouge, Louisiana.

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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