WallStSmart

Diamondback Energy Inc (FANG)vsCarMax Inc (KMX)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

CarMax Inc generates 92% more annual revenue ($27.76B vs $14.47B). FANG leads profitability with a 2.0% profit margin vs 0.9%. KMX appears more attractively valued with a PEG of 0.38. KMX earns a higher WallStSmart Score of 52/100 (C-).

FANG

Hold

41

out of 100

Grade: D

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

KMX

Buy

52

out of 100

Grade: C-

Growth: 2.0Profit: 4.0Value: 8.7Quality: 4.5
Piotroski: 3/9Altman Z: 1.53
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
KMXUndervalued (+83.0%)

Margin of Safety

+83.0%

Fair Value

$270.07

Current Price

$40.34

$229.73 discount

UndervaluedFair: $270.07Overvalued

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

KMX2 strengths · Avg: 10.0/10
PEG RatioValuation
0.3810/10

Growing faster than its price suggests

Price/BookValuation
1.0x10/10

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

KMX4 concerns · Avg: 3.3/10
Altman Z-ScoreHealth
1.534/10

Distress zone — elevated risk

Return on EquityProfitability
4.1%3/10

ROE of 4.1% — below average capital efficiency

Profit MarginProfitability
0.9%3/10

0.9% margin — thin

Operating MarginProfitability
1.8%3/10

Operating margin of 1.8%

Comparative Analysis Report

WallStSmart Research

Bull Case : FANG

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

Bull Case : KMX

The strongest argument for KMX centers on PEG Ratio, Price/Book. PEG of 0.38 suggests the stock is reasonably priced for its growth.

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 : KMX

The primary concerns for KMX are Altman Z-Score, Return on Equity, Profit Margin. Debt-to-equity of 2.75 is elevated, increasing financial risk. Thin 0.9% margins leave little buffer for downturns.

Key Dynamics to Monitor

KMX carries more volatility with a beta of 1.18 — 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

KMX scores higher overall (52/100 vs 41/100). FANG offers better value entry with a 44.6% 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.

Diamondback Energy Inc

ENERGY · OIL & GAS E&P · USA

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

CarMax Inc

CONSUMER CYCLICAL · AUTO & TRUCK DEALERSHIPS · USA

CarMax is a used vehicle retailer based in the United States. It operates two business segments: CarMax Sales Operations and CarMax Auto Finance.

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