WallStSmart

Diamondback Energy Inc (FANG)vsRush Enterprises A Inc (RUSHA)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Diamondback Energy Inc generates 99% more annual revenue ($14.47B vs $7.27B). RUSHA leads profitability with a 3.6% profit margin vs 2.0%. RUSHA appears more attractively valued with a PEG of 3.16. RUSHA earns a higher WallStSmart Score of 47/100 (D+).

FANG

Hold

41

out of 100

Grade: D

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

RUSHA

Hold

47

out of 100

Grade: D+

Growth: 4.0Profit: 5.0Value: 6.0Quality: 6.3
Piotroski: 4/9Altman Z: 3.13
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

FANGUndervalued (+44.6%)

Margin of Safety

+44.6%

Fair Value

$305.11

Current Price

$188.70

$116.41 discount

UndervaluedFair: $305.11Overvalued
RUSHAUndervalued (+55.8%)

Margin of Safety

+55.8%

Fair Value

$164.81

Current Price

$72.31

$92.50 discount

UndervaluedFair: $164.81Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

FANG2 strengths · Avg: 9.5/10
Price/BookValuation
1.5x10/10

Reasonable price relative to book value

Market CapQuality
$53.58B9/10

Large-cap with strong market position

RUSHA2 strengths · Avg: 9.0/10
Altman Z-ScoreHealth
3.1310/10

Safe zone — low bankruptcy risk

Price/BookValuation
2.5x8/10

Reasonable price relative to book value

Areas to Watch

FANG4 concerns · Avg: 2.8/10
Return on EquityProfitability
0.5%3/10

ROE of 0.5% — below average capital efficiency

Profit MarginProfitability
2.0%3/10

2.0% margin — thin

Piotroski F-ScoreQuality
1/93/10

Weak financial health signals

PEG RatioValuation
57.132/10

Expensive relative to growth rate

RUSHA4 concerns · Avg: 2.5/10
Profit MarginProfitability
3.6%3/10

3.6% margin — thin

Operating MarginProfitability
4.9%3/10

Operating margin of 4.9%

PEG RatioValuation
3.162/10

Expensive relative to growth rate

Revenue GrowthGrowth
-9.0%2/10

Revenue declined 9.0%

Comparative Analysis Report

WallStSmart Research

Bull Case : FANG

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

Bull Case : RUSHA

The strongest argument for RUSHA centers on Altman Z-Score, Price/Book.

Bear Case : FANG

The primary concerns for FANG are Return on Equity, Profit Margin, Piotroski F-Score. A P/E of 196.3x leaves little room for execution misses. Thin 2.0% margins leave little buffer for downturns.

Bear Case : RUSHA

The primary concerns for RUSHA are Profit Margin, Operating Margin, PEG Ratio. Thin 3.6% margins leave little buffer for downturns.

Key Dynamics to Monitor

RUSHA carries more volatility with a beta of 0.93 — expect wider price swings.

FANG is growing revenue faster at 9.1% — sustainability is the question.

FANG generates stronger free cash flow (895M), providing more financial flexibility.

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

Bottom Line

RUSHA scores higher overall (47/100 vs 41/100). FANG offers better value entry with a 44.6% margin of safety. Both earn "Hold" 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.

Rush Enterprises A Inc

CONSUMER CYCLICAL · AUTO & TRUCK DEALERSHIPS · USA

Rush Enterprises, Inc. is an integrated retailer of commercial vehicles and related services in the United States. The company is headquartered in New Braunfels, Texas.

Want to dig deeper into these stocks?