Quanta Services Inc (PWR)vsS&P Global Inc (SPGI)
PWR
Quanta Services Inc
$785.29
+1.77%
INDUSTRIALS · Cap: $113.65B
SPGI
S&P Global Inc
$423.57
-0.07%
FINANCIAL SERVICES · Cap: $126.11B
Smart Verdict
WallStSmart Research — data-driven comparison
Quanta Services Inc generates 91% more annual revenue ($30.12B vs $15.73B). SPGI leads profitability with a 30.4% profit margin vs 3.7%. SPGI appears more attractively valued with a PEG of 1.49. SPGI earns a higher WallStSmart Score of 71/100 (B).
PWR
Buy54
out of 100
Grade: C-
SPGI
Strong Buy71
out of 100
Grade: B
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Earnings expanding 51.0% YoY
Large-cap with strong market position
Revenue surging 26.3% year-over-year
Keeps 30 of every $100 in revenue as profit
Strong operational efficiency at 44.3%
Large-cap with strong market position
Earnings expanding 32.5% YoY
Generating 1.0B in free cash flow
Areas to Watch
Expensive relative to growth rate
Trading at 13.1x book value
3.7% margin — thin
Operating margin of 4.2%
Moderate valuation
Grey zone — moderate risk
Comparative Analysis Report
WallStSmart ResearchBull Case : PWR
The strongest argument for PWR centers on EPS Growth, Market Cap, Revenue Growth. Revenue growth of 26.3% demonstrates continued momentum.
Bull Case : SPGI
The strongest argument for SPGI centers on Profit Margin, Operating Margin, Market Cap. Profitability is solid with margins at 30.4% and operating margin at 44.3%. Revenue growth of 10.4% demonstrates continued momentum.
Bear Case : PWR
The primary concerns for PWR are PEG Ratio, Price/Book, Profit Margin. A P/E of 102.1x leaves little room for execution misses. Thin 3.7% margins leave little buffer for downturns.
Bear Case : SPGI
The primary concerns for SPGI are P/E Ratio, Altman Z-Score.
Key Dynamics to Monitor
PWR profiles as a growth stock while SPGI is a mature play — different risk/reward profiles.
PWR carries more volatility with a beta of 1.24 — expect wider price swings.
PWR is growing revenue faster at 26.3% — sustainability is the question.
SPGI generates stronger free cash flow (1.0B), providing more financial flexibility.
Bottom Line
SPGI scores higher overall (71/100 vs 54/100), backed by strong 30.4% margins and 10.4% revenue growth. Both earn "Strong 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.
Quanta Services Inc
INDUSTRIALS · ENGINEERING & CONSTRUCTION · USA
Quanta Services is an American corporation that provides infrastructure services for electric power, pipeline, industrial and communications industries. Capabilities include the planning, design, installation, program management, maintenance and repair of most types of network infrastructure.
S&P Global Inc
FINANCIAL SERVICES · FINANCIAL DATA & STOCK EXCHANGES · USA
S&P Global Inc. is an American publicly traded corporation headquartered in Manhattan, New York City. Its primary areas of business are financial information and analytics.
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