WallStSmart

Petróleo Brasileiro S.A. - Petrobras (PBR-A)vsWilliams Companies Inc (WMB)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Petróleo Brasileiro S.A. - Petrobras generates 4106% more annual revenue ($497.55B vs $11.83B). WMB leads profitability with a 22.1% profit margin vs 22.1%. 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: 5.5
Piotroski: 5/9Altman Z: 1.35

WMB

Strong Buy

67

out of 100

Grade: B-

Growth: 6.7Profit: 8.0Value: 9.3Quality: 3.3
Piotroski: 3/9Altman Z: 0.37
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

PBR-AUndervalued (+37.8%)

Margin of Safety

+37.8%

Fair Value

$23.71

Current Price

$18.13

$5.58 discount

UndervaluedFair: $23.71Overvalued
WMBUndervalued (+29.0%)

Margin of Safety

+29.0%

Fair Value

$100.15

Current Price

$73.81

$26.34 discount

UndervaluedFair: $100.15Overvalued

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
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

WMB4 strengths · Avg: 9.5/10
Operating MarginProfitability
41.2%10/10

Strong operational efficiency at 41.2%

EPS GrowthGrowth
50.8%10/10

Earnings expanding 50.8% YoY

Market CapQuality
$90.96B9/10

Large-cap with strong market position

Profit MarginProfitability
22.1%9/10

Keeps 22 of every $100 in revenue as profit

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

WMB4 concerns · Avg: 3.3/10
PEG RatioValuation
2.474/10

Expensive relative to growth rate

P/E RatioValuation
34.8x4/10

Premium valuation, high expectations priced in

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Free Cash FlowQuality
$-485.00M2/10

Negative free cash flow — burning cash

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 : WMB

The strongest argument for WMB centers on Operating Margin, EPS Growth, Market Cap. Profitability is solid with margins at 22.1% and operating margin at 41.2%.

Bear Case : PBR-A

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

Bear Case : WMB

The primary concerns for WMB are PEG Ratio, P/E Ratio, Piotroski F-Score.

Key Dynamics to Monitor

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

WMB carries more volatility with a beta of 0.65 — expect wider price swings.

WMB is growing revenue faster at 8.7% — 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 67/100), backed by strong 22.1% margins. WMB offers better value entry with a 29.0% margin of safety. 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.

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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Williams Companies Inc

ENERGY · OIL & GAS MIDSTREAM · USA

The Williams Companies, Inc., is an American energy company based in Tulsa, Oklahoma. Its core business is natural gas processing and transportation, with additional petroleum and electricity generation assets.

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