Companhia Energetica de Minas Gerais CEMIG Pref ADR (CIG)vsNRG Energy Inc. (NRG)
CIG
Companhia Energetica de Minas Gerais CEMIG Pref ADR
$2.45
-3.16%
UTILITIES · Cap: $7.01B
NRG
NRG Energy Inc.
$155.58
+4.41%
UTILITIES · Cap: $31.65B
Smart Verdict
WallStSmart Research — data-driven comparison
Companhia Energetica de Minas Gerais CEMIG Pref ADR generates 39% more annual revenue ($42.75B vs $30.71B). CIG leads profitability with a 11.5% profit margin vs 2.8%. CIG appears more attractively valued with a PEG of 0.33. CIG earns a higher WallStSmart Score of 72/100 (B).
CIG
Strong Buy72
out of 100
Grade: B
NRG
Buy54
out of 100
Grade: C-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Intrinsic value data unavailable for CIG.
Margin of Safety
+59.0%
Fair Value
$391.91
Current Price
$155.58
$236.33 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Growing faster than its price suggests
Attractively priced relative to earnings
Reasonable price relative to book value
Earnings expanding 88.1% YoY
Strong operational efficiency at 20.1%
Every $100 of equity generates 42 in profit
Areas to Watch
2.9% revenue growth
Grey zone — moderate risk
Weak financial health signals
Premium valuation, high expectations priced in
Distress zone — elevated risk
2.8% margin — thin
Operating margin of 4.3%
Comparative Analysis Report
WallStSmart ResearchBull Case : CIG
The strongest argument for CIG centers on PEG Ratio, P/E Ratio, Price/Book. PEG of 0.33 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 : CIG
The primary concerns for CIG are Revenue Growth, Altman Z-Score, Piotroski F-Score.
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.
CIG generates stronger free cash flow (440M), providing more financial flexibility.
Monitor UTILITIES - DIVERSIFIED industry trends, competitive dynamics, and regulatory changes.
Bottom Line
CIG scores higher overall (72/100 vs 54/100). NRG offers better value entry with a 59.0% margin of safety. 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.
Companhia Energetica de Minas Gerais CEMIG Pref ADR
UTILITIES · UTILITIES - DIVERSIFIED · USA
Companhia Energtica de Minas Gerais, is dedicated to the generation, transmission, distribution and sale of energy in Brazil. The company is headquartered in Belo Horizonte, Brazil.
Visit Website →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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