NRG Energy Inc. (NRG)vsQuanta Services Inc (PWR)
NRG
NRG Energy Inc.
$133.36
+2.22%
UTILITIES · Cap: $26.47B
PWR
Quanta Services Inc
$719.17
+0.49%
INDUSTRIALS · Cap: $108.70B
Smart Verdict
WallStSmart Research — data-driven comparison
NRG Energy Inc. generates 8% more annual revenue ($32.38B vs $30.12B). PWR leads profitability with a 3.7% profit margin vs 0.7%. NRG appears more attractively valued with a PEG of 0.43. PWR earns a higher WallStSmart Score of 56/100 (C).
NRG
Buy51
out of 100
Grade: C-
PWR
Buy56
out of 100
Grade: C
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Growing faster than its price suggests
19.5% revenue growth
Earnings expanding 51.0% YoY
Large-cap with strong market position
Revenue surging 26.3% year-over-year
Areas to Watch
Distress zone — elevated risk
ROE of 4.9% — below average capital efficiency
0.7% margin — thin
Operating margin of 3.6%
Expensive relative to growth rate
Trading at 11.9x book value
3.7% margin — thin
Operating margin of 4.2%
Comparative Analysis Report
WallStSmart ResearchBull Case : NRG
The strongest argument for NRG centers on PEG Ratio, Revenue Growth. Revenue growth of 19.5% demonstrates continued momentum. PEG of 0.43 suggests the stock is reasonably priced for its growth.
Bull Case : PWR
The strongest argument for PWR centers on EPS Growth, Market Cap, Revenue Growth. Revenue growth of 26.3% demonstrates continued momentum.
Bear Case : NRG
The primary concerns for NRG are Altman Z-Score, Return on Equity, Profit Margin. A P/E of 136.4x leaves little room for execution misses. Debt-to-equity of 4.79 is elevated, increasing financial risk.
Bear Case : PWR
The primary concerns for PWR are PEG Ratio, Price/Book, Profit Margin. A P/E of 99.0x leaves little room for execution misses. Thin 3.7% margins leave little buffer for downturns.
Key Dynamics to Monitor
NRG carries more volatility with a beta of 1.22 — expect wider price swings.
PWR is growing revenue faster at 26.3% — sustainability is the question.
PWR generates stronger free cash flow (172M), providing more financial flexibility.
Monitor UTILITIES - INDEPENDENT POWER PRODUCERS industry trends, competitive dynamics, and regulatory changes.
Bottom Line
PWR scores higher overall (56/100 vs 51/100) and 26.3% revenue growth. Both earn "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.
NRG Energy Inc.
UTILITIES · UTILITIES - INDEPENDENT POWER PRODUCERS · USA
NRG Energy, Inc. is a large American energy company, headquartered in Houston, Texas. It was formerly the wholesale arm of Northern States Power Company (NSP), which became Xcel Energy, but became independent in 2000. NRG Energy is involved in energy generation and retail electricity.
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.
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