Natural Gas Services Group Inc (NGS)vsPetroleo Brasileiro Petrobras SA ADR (PBR)
NGS
Natural Gas Services Group Inc
$37.87
+2.80%
ENERGY · Cap: $468.60M
PBR
Petroleo Brasileiro Petrobras SA ADR
$21.20
-0.24%
ENERGY · Cap: $129.66B
Smart Verdict
WallStSmart Research — data-driven comparison
Petroleo Brasileiro Petrobras SA ADR generates 289468% more annual revenue ($548.49B vs $189.42M). PBR leads profitability with a 24.3% profit margin vs 10.8%. NGS appears more attractively valued with a PEG of 0.82. PBR earns a higher WallStSmart Score of 84/100 (A-).
NGS
Buy62
out of 100
Grade: C+
PBR
Exceptional Buy84
out of 100
Grade: A-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+1.3%
Fair Value
$37.50
Current Price
$37.87
$0.37 discount
Margin of Safety
+88.9%
Fair Value
$188.27
Current Price
$21.20
$167.07 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Growing faster than its price suggests
Reasonable price relative to book value
Revenue surging 24.2% year-over-year
Attractively priced relative to earnings
Reasonable price relative to book value
Strong operational efficiency at 44.7%
Revenue surging 42.3% year-over-year
Earnings expanding 96.8% YoY
Large-cap with strong market position
Areas to Watch
Distress zone — elevated risk
Smaller company, higher risk/reward
ROE of 7.0% — below average capital efficiency
Elevated debt levels
Expensive relative to growth rate
Comparative Analysis Report
WallStSmart ResearchBull Case : NGS
The strongest argument for NGS centers on PEG Ratio, Price/Book, Revenue Growth. Revenue growth of 24.2% demonstrates continued momentum. PEG of 0.82 suggests the stock is reasonably priced for its growth.
Bull Case : PBR
The strongest argument for PBR centers on P/E Ratio, Price/Book, Operating Margin. Profitability is solid with margins at 24.3% and operating margin at 44.7%. Revenue growth of 42.3% demonstrates continued momentum.
Bear Case : NGS
The primary concerns for NGS are Altman Z-Score, Market Cap, Return on Equity.
Bear Case : PBR
The primary concerns for PBR are PEG Ratio.
Key Dynamics to Monitor
NGS carries more volatility with a beta of 0.42 — expect wider price swings.
PBR is growing revenue faster at 42.3% — sustainability is the question.
PBR generates stronger free cash flow (7.3B), providing more financial flexibility.
Monitor OIL & GAS EQUIPMENT & SERVICES industry trends, competitive dynamics, and regulatory changes.
Bottom Line
PBR scores higher overall (84/100 vs 62/100), backed by strong 24.3% margins and 42.3% revenue growth. Both earn "Exceptional Buy" and "Buy" 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.
Petroleo Brasileiro Petrobras SA ADR
ENERGY · OIL & GAS INTEGRATED · USA
Petrleo Brasileiro SA - Petrobras produces and sells oil and gas in Brazil and internationally. The company is headquartered in Rio de Janeiro, Brazil.
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