WallStSmart

Diamondback Energy Inc (FANG)vsUnion Pacific Corporation (UNP)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Union Pacific Corporation generates 71% more annual revenue ($24.51B vs $14.29B). UNP leads profitability with a 29.1% profit margin vs 11.6%. UNP appears more attractively valued with a PEG of 2.69. UNP earns a higher WallStSmart Score of 60/100 (C).

FANG

Hold

45

out of 100

Grade: D+

Growth: 5.3Profit: 4.0Value: 4.7Quality: 3.3
Piotroski: 1/9Altman Z: 1.24

UNP

Buy

60

out of 100

Grade: C

Growth: 3.3Profit: 9.5Value: 5.3Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

FANGSignificantly Overvalued (-29.4%)

Margin of Safety

-29.4%

Fair Value

$130.64

Current Price

$196.02

$65.38 premium

UndervaluedFair: $130.64Overvalued
UNPOvervalued (-13.1%)

Margin of Safety

-13.1%

Fair Value

$211.98

Current Price

$241.33

$29.35 premium

UndervaluedFair: $211.98Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

FANG3 strengths · Avg: 8.3/10
Market CapQuality
$55.59B9/10

Large-cap with strong market position

Price/BookValuation
1.5x8/10

Reasonable price relative to book value

Free Cash FlowQuality
$1.40B8/10

Generating 1.4B in free cash flow

UNP5 strengths · Avg: 9.2/10
Return on EquityProfitability
40.4%10/10

Every $100 of equity generates 40 in profit

Operating MarginProfitability
40.9%10/10

Strong operational efficiency at 40.9%

Market CapQuality
$142.22B9/10

Large-cap with strong market position

Profit MarginProfitability
29.1%9/10

Keeps 29 of every $100 in revenue as profit

Free Cash FlowQuality
$1.23B8/10

Generating 1.2B in free cash flow

Areas to Watch

FANG4 concerns · Avg: 3.0/10
P/E RatioValuation
34.4x4/10

Premium valuation, high expectations priced in

Return on EquityProfitability
3.7%3/10

ROE of 3.7% — below average capital efficiency

Piotroski F-ScoreQuality
1/93/10

Weak financial health signals

PEG RatioValuation
103.602/10

Expensive relative to growth rate

UNP2 concerns · Avg: 2.0/10
PEG RatioValuation
2.692/10

Expensive relative to growth rate

Revenue GrowthGrowth
-0.6%2/10

Revenue declined 0.6%

Comparative Analysis Report

WallStSmart Research

Bull Case : FANG

The strongest argument for FANG centers on Market Cap, Price/Book, Free Cash Flow.

Bull Case : UNP

The strongest argument for UNP centers on Return on Equity, Operating Margin, Market Cap. Profitability is solid with margins at 29.1% and operating margin at 40.9%.

Bear Case : FANG

The primary concerns for FANG are P/E Ratio, Return on Equity, Piotroski F-Score.

Bear Case : UNP

The primary concerns for UNP are PEG Ratio, Revenue Growth.

Key Dynamics to Monitor

UNP carries more volatility with a beta of 0.95 — expect wider price swings.

UNP is growing revenue faster at -0.6% — sustainability is the question.

FANG generates stronger free cash flow (1.4B), providing more financial flexibility.

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

Bottom Line

UNP scores higher overall (60/100 vs 45/100), backed by strong 29.1% 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.

Diamondback Energy Inc

ENERGY · OIL & GAS E&P · USA

Diamondback Energy is a company engaged in hydrocarbon exploration and headquartered in Midland, Texas.

Union Pacific Corporation

INDUSTRIALS · RAILROADS · USA

The Union Pacific Corporation (Union Pacific) is a publicly traded railroad holding company. It was incorporated in Utah in 1969 and is headquartered in Omaha, Nebraska. It is the parent company of the current, Delaware-registered, form of the Union Pacific Railroad.

Want to dig deeper into these stocks?