WallStSmart

Berkshire Hathaway Inc (BRK-B)vsPfizer Inc (PFE)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Berkshire Hathaway Inc generates 494% more annual revenue ($371.44B vs $62.58B). BRK-B leads profitability with a 18.0% profit margin vs 12.4%. BRK-B appears more attractively valued with a PEG of 10.06. BRK-B earns a higher WallStSmart Score of 54/100 (C-).

BRK-B

Buy

54

out of 100

Grade: C-

Growth: 3.3Profit: 7.5Value: 4.7Quality: 8.5
Piotroski: 4/9Altman Z: 2.49

PFE

Hold

49

out of 100

Grade: D+

Growth: 2.0Profit: 6.5Value: 4.7Quality: 4.8
Piotroski: 3/9
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

BRK-BSignificantly Overvalued (-134.4%)

Margin of Safety

-134.4%

Fair Value

$210.94

Current Price

$479.33

$268.39 premium

UndervaluedFair: $210.94Overvalued
PFESignificantly Overvalued (-194.9%)

Margin of Safety

-194.9%

Fair Value

$9.25

Current Price

$27.28

$18.03 premium

UndervaluedFair: $9.25Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

BRK-B6 strengths · Avg: 9.2/10
Market CapQuality
$1.04T10/10

Mega-cap, among the largest globally

Price/BookValuation
0.0x10/10

Reasonable price relative to book value

Operating MarginProfitability
33.0%10/10

Strong operational efficiency at 33.0%

Debt/EquityHealth
0.219/10

Conservative balance sheet, low leverage

P/E RatioValuation
15.5x8/10

Attractively priced relative to earnings

Free Cash FlowQuality
$4.99B8/10

Generating 5.0B in free cash flow

PFE4 strengths · Avg: 8.3/10
Market CapQuality
$153.36B9/10

Large-cap with strong market position

Price/BookValuation
1.8x8/10

Reasonable price relative to book value

Operating MarginProfitability
23.9%8/10

Strong operational efficiency at 23.9%

Free Cash FlowQuality
$4.50B8/10

Generating 4.5B in free cash flow

Areas to Watch

BRK-B3 concerns · Avg: 2.0/10
PEG RatioValuation
10.062/10

Expensive relative to growth rate

Revenue GrowthGrowth
-0.7%2/10

Revenue declined 0.7%

EPS GrowthGrowth
-2.5%2/10

Earnings declined 2.5%

PFE4 concerns · Avg: 2.3/10
Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

PEG RatioValuation
13.772/10

Expensive relative to growth rate

Revenue GrowthGrowth
-1.2%2/10

Revenue declined 1.2%

EPS GrowthGrowth
-21.3%2/10

Earnings declined 21.3%

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 18.0% and operating margin at 33.0%.

Bull Case : PFE

The strongest argument for PFE centers on Market Cap, Price/Book, Operating Margin.

Bear Case : BRK-B

The primary concerns for BRK-B are PEG Ratio, Revenue Growth, EPS Growth.

Bear Case : PFE

The primary concerns for PFE are Piotroski F-Score, PEG Ratio, Revenue Growth.

Key Dynamics to Monitor

BRK-B carries more volatility with a beta of 0.69 — expect wider price swings.

BRK-B is growing revenue faster at -0.7% — sustainability is the question.

BRK-B generates stronger free cash flow (5.0B), providing more financial flexibility.

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

Bottom Line

BRK-B scores higher overall (54/100 vs 49/100), backed by strong 18.0% margins. Both earn "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.

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%).

Pfizer Inc

HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA

Pfizer Inc. is an American multinational pharmaceutical and biotechnology corporation headquartered on 42nd Street in Manhattan, New York City. The name of the company commemorates its co-founder, Charles Pfizer (1824-1906). Pfizer develops and produces medicines and vaccines for immunology, oncology, cardiology, endocrinology, and neurology. The company has several blockbuster drugs or products that each generate more than 1 billion USD in annual revenues.

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