WallStSmart

Diamondback Energy Inc (FANG)vsWilliams Companies Inc (WMB)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Diamondback Energy Inc generates 20% more annual revenue ($14.47B vs $12.11B). WMB leads profitability with a 23.1% profit margin vs 2.0%. WMB appears more attractively valued with a PEG of 2.48. WMB earns a higher WallStSmart Score of 65/100 (C+).

FANG

Hold

41

out of 100

Grade: D

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

WMB

Buy

65

out of 100

Grade: C+

Growth: 6.0Profit: 8.0Value: 4.3Quality: 3.3
Piotroski: 3/9Altman Z: 0.37
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

FANGUndervalued (+44.7%)

Margin of Safety

+44.7%

Fair Value

$305.77

Current Price

$188.70

$117.07 discount

UndervaluedFair: $305.77Overvalued

Intrinsic value data unavailable for WMB.

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

WMB4 strengths · Avg: 9.0/10
Operating MarginProfitability
33.6%10/10

Strong operational efficiency at 33.6%

Market CapQuality
$89.22B9/10

Large-cap with strong market position

Profit MarginProfitability
23.1%9/10

Keeps 23 of every $100 in revenue as profit

EPS GrowthGrowth
25.0%8/10

Earnings expanding 25.0% YoY

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

WMB4 concerns · Avg: 3.3/10
PEG RatioValuation
2.484/10

Expensive relative to growth rate

P/E RatioValuation
32.0x4/10

Premium valuation, high expectations priced in

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Altman Z-ScoreHealth
0.372/10

Distress zone — elevated risk

Comparative Analysis Report

WallStSmart Research

Bull Case : FANG

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

Bull Case : WMB

The strongest argument for WMB centers on Operating Margin, Market Cap, Profit Margin. Profitability is solid with margins at 23.1% and operating margin at 33.6%.

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 : WMB

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

Key Dynamics to Monitor

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

WMB carries more volatility with a beta of 0.63 — 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.

Bottom Line

WMB scores higher overall (65/100 vs 41/100), backed by strong 23.1% margins. FANG offers better value entry with a 44.7% 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.

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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