WallStSmart

Petróleo Brasileiro S.A. - Petrobras (PBR-A)vsValero Energy Corporation (VLO)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Petróleo Brasileiro S.A. - Petrobras generates 329% more annual revenue ($497.55B vs $115.94B). PBR-A leads profitability with a 22.1% profit margin vs 2.0%. PBR-A appears more attractively valued with a PEG of 0.30. PBR-A earns a higher WallStSmart Score of 75/100 (B).

PBR-A

Strong Buy

75

out of 100

Grade: B

Growth: 4.0Profit: 9.0Value: 10.0Quality: 4.5
Piotroski: 5/9Altman Z: 1.35

VLO

Buy

51

out of 100

Grade: C-

Growth: 4.7Profit: 5.5Value: 5.3Quality: 7.0
Piotroski: 6/9
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

PBR-AUndervalued (+37.8%)

Margin of Safety

+37.8%

Fair Value

$23.71

Current Price

$18.80

$4.91 discount

UndervaluedFair: $23.71Overvalued
VLOUndervalued (+42.5%)

Margin of Safety

+42.5%

Fair Value

$354.74

Current Price

$254.32

$100.42 discount

UndervaluedFair: $354.74Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

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

Growing faster than its price suggests

P/E RatioValuation
6.0x10/10

Attractively priced relative to earnings

Market CapQuality
$122.82B9/10

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

Operating MarginProfitability
26.9%8/10

Strong operational efficiency at 26.9%

VLO3 strengths · Avg: 9.0/10
EPS GrowthGrowth
317.9%10/10

Earnings expanding 317.9% YoY

Market CapQuality
$76.05B9/10

Large-cap with strong market position

Free Cash FlowQuality
$1.81B8/10

Generating 1.8B in free cash flow

Areas to Watch

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

VLO4 concerns · Avg: 2.8/10
P/E RatioValuation
33.5x4/10

Premium valuation, high expectations priced in

Profit MarginProfitability
2.0%3/10

2.0% margin — thin

PEG RatioValuation
4.212/10

Expensive relative to growth rate

Revenue GrowthGrowth
-2.1%2/10

Revenue declined 2.1%

Comparative Analysis Report

WallStSmart Research

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.

Bull Case : VLO

The strongest argument for VLO centers on EPS Growth, Market Cap, Free Cash Flow.

Bear Case : PBR-A

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

Bear Case : VLO

The primary concerns for VLO are P/E Ratio, Profit Margin, PEG Ratio. Thin 2.0% margins leave little buffer for downturns.

Key Dynamics to Monitor

VLO carries more volatility with a beta of 0.73 — expect wider price swings.

PBR-A is growing revenue faster at 5.0% — sustainability is the question.

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

Monitor OIL & GAS INTEGRATED industry trends, competitive dynamics, and regulatory changes.

Bottom Line

PBR-A scores higher overall (75/100 vs 51/100), backed by strong 22.1% margins. VLO offers better value entry with a 42.5% margin of safety. 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.

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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Valero Energy Corporation

ENERGY · OIL & GAS REFINING & MARKETING · USA

Valero Energy Corporation is a Fortune 500 international manufacturer and marketer of transportation fuels, other petrochemical products, and power. It is headquartered in San Antonio, Texas, United States.

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