WallStSmart

Duke Energy Corporation (DUK)vsPetróleo Brasileiro S.A. - Petrobras (PBR-A)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Petróleo Brasileiro S.A. - Petrobras generates 1465% more annual revenue ($497.55B vs $31.79B). PBR-A leads profitability with a 22.1% profit margin vs 15.6%. PBR-A appears more attractively valued with a PEG of 0.30. PBR-A earns a higher WallStSmart Score of 75/100 (B).

DUK

Buy

59

out of 100

Grade: C

Growth: 4.0Profit: 7.0Value: 4.7Quality: 4.5
Piotroski: 3/9Altman Z: 0.52

PBR-A

Strong Buy

75

out of 100

Grade: B

Growth: 4.0Profit: 9.0Value: 10.0Quality: 5.5
Piotroski: 5/9Altman Z: 1.35
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

DUKSignificantly Overvalued (-198.2%)

Margin of Safety

-198.2%

Fair Value

$42.98

Current Price

$127.38

$84.40 premium

UndervaluedFair: $42.98Overvalued
PBR-AUndervalued (+37.8%)

Margin of Safety

+37.8%

Fair Value

$23.71

Current Price

$18.13

$5.58 discount

UndervaluedFair: $23.71Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

DUK3 strengths · Avg: 8.3/10
Market CapQuality
$98.62B9/10

Large-cap with strong market position

Price/BookValuation
1.9x8/10

Reasonable price relative to book value

Operating MarginProfitability
28.1%8/10

Strong operational efficiency at 28.1%

PBR-A6 strengths · Avg: 9.2/10
PEG RatioValuation
0.3010/10

Growing faster than its price suggests

P/E RatioValuation
5.6x10/10

Attractively priced relative to earnings

Market CapQuality
$114.52B9/10

Large-cap with strong market position

Return on EquityProfitability
28.2%9/10

Every $100 of equity generates 28 in profit

Profit MarginProfitability
22.1%9/10

Keeps 22 of every $100 in revenue as profit

Price/BookValuation
3.0x8/10

Reasonable price relative to book value

Areas to Watch

DUK4 concerns · Avg: 2.5/10
Debt/EquityHealth
1.753/10

Elevated debt levels

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

PEG RatioValuation
2.712/10

Expensive relative to growth rate

EPS GrowthGrowth
-2.2%2/10

Earnings declined 2.2%

PBR-A2 concerns · Avg: 3.0/10
EPS GrowthGrowth
0.5%4/10

0.5% earnings growth

Altman Z-ScoreHealth
1.352/10

Distress zone — elevated risk

Comparative Analysis Report

WallStSmart Research

Bull Case : DUK

The strongest argument for DUK centers on Market Cap, Price/Book, Operating Margin. Profitability is solid with margins at 15.6% and operating margin at 28.1%.

Bull Case : PBR-A

The strongest argument for PBR-A centers on PEG Ratio, P/E Ratio, Market Cap. Profitability is solid with margins at 22.1% and operating margin at 26.9%. PEG of 0.30 suggests the stock is reasonably priced for its growth.

Bear Case : DUK

The primary concerns for DUK are Debt/Equity, Piotroski F-Score, PEG Ratio. Debt-to-equity of 1.75 is elevated, increasing financial risk.

Bear Case : PBR-A

The primary concerns for PBR-A are EPS Growth, Altman Z-Score.

Key Dynamics to Monitor

DUK profiles as a mature stock while PBR-A is a value play — different risk/reward profiles.

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

DUK is growing revenue faster at 8.0% — sustainability is the question.

PBR-A generates stronger free cash flow (3.2B), providing more financial flexibility.

Bottom Line

PBR-A scores higher overall (75/100 vs 59/100), backed by strong 22.1% 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.

Duke Energy Corporation

UTILITIES · UTILITIES - REGULATED ELECTRIC · USA

Duke Energy Corporation is an American electric power and natural gas holding company headquartered in Charlotte, North Carolina.

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Petróleo Brasileiro S.A. - Petrobras

ENERGY · OIL & GAS INTEGRATED · USA

Petrleo Brasileiro SA - Petrobras produces and sells oil and gas in Brazil and internationally. The company is headquartered in Rio de Janeiro, Brazil.

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