WallStSmart

Marathon Petroleum Corp (MPC)vsStar Gas Partners LP (SGU)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Marathon Petroleum Corp generates 7394% more annual revenue ($133.17B vs $1.78B). SGU leads profitability with a 3.7% profit margin vs 3.0%. SGU trades at a lower P/E of 7.0x. MPC earns a higher WallStSmart Score of 63/100 (C+).

MPC

Buy

63

out of 100

Grade: C+

Growth: 2.7Profit: 6.0Value: 10.0Quality: 6.5
Piotroski: 5/9

SGU

Hold

50

out of 100

Grade: D+

Growth: 4.0Profit: 5.0Value: 8.3Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

MPCUndervalued (+66.3%)

Margin of Safety

+66.3%

Fair Value

$618.70

Current Price

$241.25

$377.45 discount

UndervaluedFair: $618.70Overvalued
SGUUndervalued (+83.8%)

Margin of Safety

+83.8%

Fair Value

$79.09

Current Price

$12.51

$66.58 discount

UndervaluedFair: $79.09Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

MPC3 strengths · Avg: 8.7/10
Market CapQuality
$71.89B9/10

Large-cap with strong market position

Return on EquityProfitability
24.2%9/10

Every $100 of equity generates 24 in profit

Free Cash FlowQuality
$1.89B8/10

Generating 1.9B in free cash flow

SGU4 strengths · Avg: 9.3/10
P/E RatioValuation
7.0x10/10

Attractively priced relative to earnings

Price/BookValuation
1.2x10/10

Reasonable price relative to book value

Return on EquityProfitability
20.8%9/10

Every $100 of equity generates 21 in profit

EPS GrowthGrowth
28.8%8/10

Earnings expanding 28.8% YoY

Areas to Watch

MPC4 concerns · Avg: 3.0/10
EPS GrowthGrowth
3.5%4/10

3.5% earnings growth

Profit MarginProfitability
3.0%3/10

3.0% margin — thin

Debt/EquityHealth
1.363/10

Elevated debt levels

Revenue GrowthGrowth
-1.2%2/10

Revenue declined 1.2%

SGU4 concerns · Avg: 2.5/10
Market CapQuality
$398.24M3/10

Smaller company, higher risk/reward

Profit MarginProfitability
3.7%3/10

3.7% margin — thin

Revenue GrowthGrowth
-7.8%2/10

Revenue declined 7.8%

Free Cash FlowQuality
$-59.75M2/10

Negative free cash flow — burning cash

Comparative Analysis Report

WallStSmart Research

Bull Case : MPC

The strongest argument for MPC centers on Market Cap, Return on Equity, Free Cash Flow. PEG of 1.13 suggests the stock is reasonably priced for its growth.

Bull Case : SGU

The strongest argument for SGU centers on P/E Ratio, Price/Book, Return on Equity.

Bear Case : MPC

The primary concerns for MPC are EPS Growth, Profit Margin, Debt/Equity. Thin 3.0% margins leave little buffer for downturns.

Bear Case : SGU

The primary concerns for SGU are Market Cap, Profit Margin, Revenue Growth. Thin 3.7% margins leave little buffer for downturns.

Key Dynamics to Monitor

MPC carries more volatility with a beta of 0.71 — expect wider price swings.

MPC is growing revenue faster at -1.2% — sustainability is the question.

MPC generates stronger free cash flow (1.9B), providing more financial flexibility.

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

Bottom Line

MPC scores higher overall (63/100 vs 50/100). SGU offers better value entry with a 83.8% margin of safety. 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.

Marathon Petroleum Corp

ENERGY · OIL & GAS REFINING & MARKETING · USA

Marathon Petroleum Corporation is an American petroleum refining, marketing, and transportation company headquartered in Findlay, Ohio.

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Star Gas Partners LP

ENERGY · OIL & GAS REFINING & MARKETING · USA

Star Group, LP sells home heating and air conditioning products and services to residential and commercial heating oil and propane customers in the United States. The company is headquartered in Stamford, Connecticut.

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