WallStSmart

Natural Gas Services Group Inc (NGS)vsSchlumberger NV (SLB)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Schlumberger NV generates 19933% more annual revenue ($35.94B vs $179.40M). NGS leads profitability with a 12.2% profit margin vs 9.3%. NGS appears more attractively valued with a PEG of 0.82. NGS earns a higher WallStSmart Score of 72/100 (B).

NGS

Strong Buy

72

out of 100

Grade: B

Growth: 9.3Profit: 6.5Value: 6.0Quality: 6.0
Piotroski: 2/9Altman Z: 1.52

SLB

Hold

48

out of 100

Grade: D+

Growth: 4.0Profit: 6.0Value: 5.3Quality: 6.0
Piotroski: 2/9Altman Z: 2.13
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

NGSFair Value (-1.4%)

Margin of Safety

-1.4%

Fair Value

$36.47

Current Price

$39.87

$3.40 premium

UndervaluedFair: $36.47Overvalued
SLBUndervalued (+10.2%)

Margin of Safety

+10.2%

Fair Value

$61.08

Current Price

$58.02

$3.06 discount

UndervaluedFair: $61.08Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

NGS5 strengths · Avg: 8.0/10
PEG RatioValuation
0.828/10

Growing faster than its price suggests

Price/BookValuation
1.8x8/10

Reasonable price relative to book value

Operating MarginProfitability
27.7%8/10

Strong operational efficiency at 27.7%

Revenue GrowthGrowth
17.1%8/10

17.1% revenue growth

EPS GrowthGrowth
39.5%8/10

Earnings expanding 39.5% YoY

SLB1 strengths · Avg: 9.0/10
Market CapQuality
$83.54B9/10

Large-cap with strong market position

Areas to Watch

NGS4 concerns · Avg: 3.3/10
Altman Z-ScoreHealth
1.524/10

Distress zone — elevated risk

Market CapQuality
$517.92M3/10

Smaller company, higher risk/reward

Return on EquityProfitability
7.8%3/10

ROE of 7.8% — below average capital efficiency

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

SLB4 concerns · Avg: 3.3/10
PEG RatioValuation
1.884/10

Expensive relative to growth rate

Revenue GrowthGrowth
2.7%4/10

2.7% revenue growth

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

EPS GrowthGrowth
-13.8%2/10

Earnings declined 13.8%

Comparative Analysis Report

WallStSmart Research

Bull Case : NGS

The strongest argument for NGS centers on PEG Ratio, Price/Book, Operating Margin. Revenue growth of 17.1% demonstrates continued momentum. PEG of 0.82 suggests the stock is reasonably priced for its growth.

Bull Case : SLB

The strongest argument for SLB centers on Market Cap.

Bear Case : NGS

The primary concerns for NGS are Altman Z-Score, Market Cap, Return on Equity.

Bear Case : SLB

The primary concerns for SLB are PEG Ratio, Revenue Growth, Piotroski F-Score.

Key Dynamics to Monitor

NGS profiles as a growth stock while SLB is a value play — different risk/reward profiles.

SLB carries more volatility with a beta of 0.73 — expect wider price swings.

NGS is growing revenue faster at 17.1% — sustainability is the question.

SLB generates stronger free cash flow (144M), providing more financial flexibility.

Bottom Line

NGS scores higher overall (72/100 vs 48/100) and 17.1% revenue growth. Both earn "Strong 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.

Natural Gas Services Group Inc

ENERGY · OIL & GAS EQUIPMENT & SERVICES · USA

Natural Gas Services Group, Inc. provides natural gas compression equipment and services to the United States energy industry. The company is headquartered in Midland, Texas.

Schlumberger NV

ENERGY · OIL & GAS EQUIPMENT & SERVICES · USA

Schlumberger Limited is an oilfield services company. Schlumberger has four principal executive offices located in Paris, Houston, London, and The Hague.

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