WallStSmart

Berkshire Hathaway Inc (BRK-B)vsMainstreet Bank (MNSB)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Berkshire Hathaway Inc generates 532545% more annual revenue ($384.69B vs $72.22M). MNSB leads profitability with a 24.0% profit margin vs 22.3%. MNSB trades at a lower P/E of 12.4x. BRK-B earns a higher WallStSmart Score of 74/100 (B).

BRK-B

Strong Buy

74

out of 100

Grade: B

Growth: 7.3Profit: 7.5Value: 5.0Quality: 8.0
Piotroski: 3/9Altman Z: 2.59

MNSB

Buy

55

out of 100

Grade: C

Growth: 5.3Profit: 7.0Value: 6.0Quality: 4.5
Piotroski: 4/9Altman Z: -0.79

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

BRK-B6 strengths · Avg: 9.7/10
Market CapQuality
$1.09T10/10

Mega-cap, among the largest globally

Price/BookValuation
0.0x10/10

Reasonable price relative to book value

Operating MarginProfitability
32.6%10/10

Strong operational efficiency at 32.6%

EPS GrowthGrowth
107.8%10/10

Earnings expanding 107.8% YoY

Profit MarginProfitability
22.3%9/10

Keeps 22 of every $100 in revenue as profit

Debt/EquityHealth
0.179/10

Conservative balance sheet, low leverage

MNSB4 strengths · Avg: 9.3/10
Price/BookValuation
0.9x10/10

Reasonable price relative to book value

Operating MarginProfitability
35.2%10/10

Strong operational efficiency at 35.2%

Profit MarginProfitability
24.0%9/10

Keeps 24 of every $100 in revenue as profit

P/E RatioValuation
12.4x8/10

Attractively priced relative to earnings

Areas to Watch

BRK-B2 concerns · Avg: 2.5/10
Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

PEG RatioValuation
10.062/10

Expensive relative to growth rate

MNSB3 concerns · Avg: 2.3/10
Market CapQuality
$179.52M3/10

Smaller company, higher risk/reward

Revenue GrowthGrowth
-8.8%2/10

Revenue declined 8.8%

Altman Z-ScoreHealth
-0.792/10

Distress zone — elevated risk

Comparative Analysis Report

WallStSmart Research

Bull Case : BRK-B

The strongest argument for BRK-B centers on Market Cap, Price/Book, Operating Margin. Profitability is solid with margins at 22.3% and operating margin at 32.6%.

Bull Case : MNSB

The strongest argument for MNSB centers on Price/Book, Operating Margin, Profit Margin. Profitability is solid with margins at 24.0% and operating margin at 35.2%.

Bear Case : BRK-B

The primary concerns for BRK-B are Piotroski F-Score, PEG Ratio.

Bear Case : MNSB

The primary concerns for MNSB are Market Cap, Revenue Growth, Altman Z-Score.

Key Dynamics to Monitor

BRK-B profiles as a mature stock while MNSB is a declining play — different risk/reward profiles.

BRK-B carries more volatility with a beta of 0.60 — expect wider price swings.

BRK-B is growing revenue faster at 10.0% — sustainability is the question.

BRK-B generates stronger free cash flow (5.6B), providing more financial flexibility.

Bottom Line

BRK-B scores higher overall (74/100 vs 55/100), backed by strong 22.3% margins. Both earn "Strong 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.

Berkshire Hathaway Inc

FINANCIAL SERVICES · INSURANCE - DIVERSIFIED · USA

Berkshire Hathaway Inc. is an American multinational conglomerate holding company headquartered in Omaha, Nebraska, United States. The company wholly owns GEICO, Duracell, Dairy Queen, BNSF, Lubrizol, Fruit of the Loom, Helzberg Diamonds, Long & Foster, FlightSafety International, Pampered Chef, Forest River, and NetJets, and also owns 38.6% of Pilot Flying J; and significant minority holdings in public companies Kraft Heinz Company (26.7%), American Express (18.8%), The Coca-Cola Company (9.32%), Bank of America (11.9%), and Apple (6.3%).

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Mainstreet Bank

FINANCIAL SERVICES · BANKS - REGIONAL · USA

MainStreet Bancshares, Inc. is the banking holding company for MainStreet Bank offering a variety of banking products and services to individuals, small and medium-sized businesses and professional service organizations primarily in Northern Virginia and the greater Washington, District of Columbia area. The company is headquartered in Fairfax, Virginia.

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