WallStSmart

The AES Corporation (AES)vsNRG Energy Inc. (NRG)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

NRG Energy Inc. generates 151% more annual revenue ($30.71B vs $12.23B). AES leads profitability with a 7.4% profit margin vs 2.8%. AES appears more attractively valued with a PEG of 1.09. AES earns a higher WallStSmart Score of 55/100 (C).

AES

Buy

55

out of 100

Grade: C

Growth: 2.7Profit: 5.0Value: 7.3Quality: 2.5
Piotroski: 2/9Altman Z: 0.44

NRG

Buy

54

out of 100

Grade: C-

Growth: 3.3Profit: 6.0Value: 6.7Quality: 5.3
Piotroski: 5/9Altman Z: 1.70
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

AESUndervalued (+9.3%)

Margin of Safety

+9.3%

Fair Value

$18.13

Current Price

$14.45

$3.68 discount

UndervaluedFair: $18.13Overvalued
NRGUndervalued (+59.0%)

Margin of Safety

+59.0%

Fair Value

$391.91

Current Price

$155.58

$236.33 discount

UndervaluedFair: $391.91Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

AES2 strengths · Avg: 9.0/10
P/E RatioValuation
11.0x10/10

Attractively priced relative to earnings

Price/BookValuation
2.5x8/10

Reasonable price relative to book value

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

Every $100 of equity generates 42 in profit

Areas to Watch

AES4 concerns · Avg: 3.3/10
Revenue GrowthGrowth
4.7%4/10

4.7% revenue growth

Return on EquityProfitability
1.9%3/10

ROE of 1.9% — below average capital efficiency

Profit MarginProfitability
7.4%3/10

7.4% margin — thin

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

NRG4 concerns · Avg: 3.5/10
P/E RatioValuation
37.2x4/10

Premium valuation, high expectations priced in

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%

Comparative Analysis Report

WallStSmart Research

Bull Case : AES

The strongest argument for AES centers on P/E Ratio, Price/Book. PEG of 1.09 suggests the stock is reasonably priced for its growth.

Bull Case : NRG

The strongest argument for NRG centers on Return on Equity. Revenue growth of 13.7% demonstrates continued momentum. PEG of 1.37 suggests the stock is reasonably priced for its growth.

Bear Case : AES

The primary concerns for AES are Revenue Growth, Return on Equity, Profit Margin. Debt-to-equity of 7.98 is elevated, increasing financial risk.

Bear Case : NRG

The primary concerns for NRG are P/E Ratio, Altman Z-Score, Profit Margin. Thin 2.8% margins leave little buffer for downturns.

Key Dynamics to Monitor

NRG carries more volatility with a beta of 1.34 — expect wider price swings.

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

AES generates stronger free cash flow (-47M), providing more financial flexibility.

Monitor UTILITIES - DIVERSIFIED industry trends, competitive dynamics, and regulatory changes.

Bottom Line

AES scores higher overall (55/100 vs 54/100). NRG offers better value entry with a 59.0% 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.

The AES Corporation

UTILITIES · UTILITIES - DIVERSIFIED · USA

The AES Corporation is a Fortune 500 company that generates and distributes electrical power. AES is headquartered in Arlington, Virginia.

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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.

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