WallStSmart

NRG Energy Inc. (NRG)vsUnitedHealth Group Incorporated (UNH)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

UnitedHealth Group Incorporated generates 1364% more annual revenue ($449.71B vs $30.71B). NRG leads profitability with a 2.8% profit margin vs 2.7%. UNH appears more attractively valued with a PEG of 1.27. NRG earns a higher WallStSmart Score of 56/100 (C).

NRG

Buy

56

out of 100

Grade: C

Growth: 3.3Profit: 6.0Value: 6.0Quality: 5.3
Piotroski: 5/9Altman Z: 1.70

UNH

Buy

54

out of 100

Grade: C-

Growth: 5.3Profit: 5.5Value: 7.3Quality: 4.8
Piotroski: 4/9
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

NRGUndervalued (+58.9%)

Margin of Safety

+58.9%

Fair Value

$391.20

Current Price

$138.11

$253.09 discount

UndervaluedFair: $391.20Overvalued
UNHUndervalued (+42.2%)

Margin of Safety

+42.2%

Fair Value

$639.72

Current Price

$379.98

$259.74 discount

UndervaluedFair: $639.72Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

NRG1 strengths · Avg: 10.0/10
Return on EquityProfitability
41.5%10/10

Every $100 of equity generates 42 in profit

UNH2 strengths · Avg: 9.0/10
Market CapQuality
$335.78B10/10

Mega-cap, among the largest globally

Free Cash FlowQuality
$8.15B8/10

Generating 8.1B in free cash flow

Areas to Watch

NRG4 concerns · Avg: 3.0/10
Altman Z-ScoreHealth
1.704/10

Distress zone — elevated risk

Profit MarginProfitability
2.8%3/10

2.8% margin — thin

Operating MarginProfitability
4.3%3/10

Operating margin of 4.3%

P/E RatioValuation
157.6x2/10

Premium valuation, high expectations priced in

UNH4 concerns · Avg: 3.8/10
P/E RatioValuation
27.9x4/10

Moderate valuation

Revenue GrowthGrowth
2.0%4/10

2.0% revenue growth

EPS GrowthGrowth
0.7%4/10

0.7% earnings growth

Profit MarginProfitability
2.7%3/10

2.7% margin — thin

Comparative Analysis Report

WallStSmart Research

Bull Case : NRG

The strongest argument for NRG centers on Return on Equity. Revenue growth of 13.7% demonstrates continued momentum. PEG of 1.34 suggests the stock is reasonably priced for its growth.

Bull Case : UNH

The strongest argument for UNH centers on Market Cap, Free Cash Flow. PEG of 1.27 suggests the stock is reasonably priced for its growth.

Bear Case : NRG

The primary concerns for NRG are Altman Z-Score, Profit Margin, Operating Margin. A P/E of 157.6x leaves little room for execution misses. Thin 2.8% margins leave little buffer for downturns.

Bear Case : UNH

The primary concerns for UNH are P/E Ratio, Revenue Growth, EPS Growth. Thin 2.7% margins leave little buffer for downturns.

Key Dynamics to Monitor

NRG carries more volatility with a beta of 1.31 — expect wider price swings.

NRG is growing revenue faster at 13.7% — sustainability is the question.

UNH generates stronger free cash flow (8.1B), providing more financial flexibility.

Monitor UTILITIES - INDEPENDENT POWER PRODUCERS industry trends, competitive dynamics, and regulatory changes.

Bottom Line

NRG scores higher overall (56/100 vs 54/100) and 13.7% revenue growth. UNH offers better value entry with a 42.2% margin of safety. 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.

UnitedHealth Group Incorporated

HEALTHCARE · HEALTHCARE PLANS · USA

UnitedHealth Group Incorporated is an American for-profit multinational managed healthcare and insurance company based in Minnetonka, Minnesota. It offers health care products and insurance services. In 2020, it was the second-largest healthcare company (behind CVS Health) by revenue with $257.1 billion, and the largest insurance company by net premiums. UnitedHealthcare revenues comprise 80% of the Group's overall revenue.

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