WallStSmart

NorthWestern Corporation (NWE)vsCompanhia de Saneamento Basico do Estado de Sao Paulo SABESP ADR (SBS)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Companhia de Saneamento Basico do Estado de Sao Paulo SABESP ADR generates 2221% more annual revenue ($38.09B vs $1.64B). SBS leads profitability with a 22.2% profit margin vs 10.2%. SBS appears more attractively valued with a PEG of 0.47. SBS earns a higher WallStSmart Score of 77/100 (B+).

NWE

Buy

55

out of 100

Grade: C

Growth: 4.0Profit: 5.5Value: 4.0Quality: 3.0
Piotroski: 3/9Altman Z: 0.75

SBS

Strong Buy

77

out of 100

Grade: B+

Growth: 9.3Profit: 8.5Value: 5.3Quality: 4.3
Piotroski: 2/9Altman Z: 1.81
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

NWEOvervalued (-5.1%)

Margin of Safety

-5.1%

Fair Value

$65.14

Current Price

$72.39

$7.25 premium

UndervaluedFair: $65.14Overvalued
SBSFair Value (-1.0%)

Margin of Safety

-1.0%

Fair Value

$29.29

Current Price

$6.35

$22.94 premium

UndervaluedFair: $29.29Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

NWE2 strengths · Avg: 8.0/10
Price/BookValuation
1.5x8/10

Reasonable price relative to book value

Operating MarginProfitability
23.0%8/10

Strong operational efficiency at 23.0%

SBS6 strengths · Avg: 9.7/10
PEG RatioValuation
0.4710/10

Growing faster than its price suggests

Operating MarginProfitability
34.6%10/10

Strong operational efficiency at 34.6%

Revenue GrowthGrowth
43.9%10/10

Revenue surging 43.9% year-over-year

EPS GrowthGrowth
87.2%10/10

Earnings expanding 87.2% YoY

Market CapQuality
$116.87B9/10

Large-cap with strong market position

Return on EquityProfitability
21.3%9/10

Every $100 of equity generates 21 in profit

Areas to Watch

NWE4 concerns · Avg: 3.3/10
P/E RatioValuation
26.1x4/10

Moderate valuation

Return on EquityProfitability
5.8%3/10

ROE of 5.8% — below average capital efficiency

Debt/EquityHealth
1.143/10

Elevated debt levels

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

SBS4 concerns · Avg: 2.8/10
Altman Z-ScoreHealth
1.814/10

Grey zone — moderate risk

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

P/E RatioValuation
331.6x2/10

Premium valuation, high expectations priced in

Free Cash FlowQuality
$-8.22B2/10

Negative free cash flow — burning cash

Comparative Analysis Report

WallStSmart Research

Bull Case : NWE

The strongest argument for NWE centers on Price/Book, Operating Margin.

Bull Case : SBS

The strongest argument for SBS centers on PEG Ratio, Operating Margin, Revenue Growth. Profitability is solid with margins at 22.2% and operating margin at 34.6%. Revenue growth of 43.9% demonstrates continued momentum.

Bear Case : NWE

The primary concerns for NWE are P/E Ratio, Return on Equity, Debt/Equity.

Bear Case : SBS

The primary concerns for SBS are Altman Z-Score, Piotroski F-Score, P/E Ratio. A P/E of 331.6x leaves little room for execution misses.

Key Dynamics to Monitor

NWE profiles as a value stock while SBS is a growth play — different risk/reward profiles.

NWE carries more volatility with a beta of 0.38 — expect wider price swings.

SBS is growing revenue faster at 43.9% — sustainability is the question.

NWE generates stronger free cash flow (43M), providing more financial flexibility.

Bottom Line

SBS scores higher overall (77/100 vs 55/100), backed by strong 22.2% margins and 43.9% 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.

NorthWestern Corporation

UTILITIES · UTILITIES - REGULATED ELECTRIC · USA

NorthWestern Corporation, doing business as NorthWestern Energy, provides electricity and natural gas to residential, commercial and industrial customers. The company is headquartered in Sioux Falls, South Dakota.

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Companhia de Saneamento Basico do Estado de Sao Paulo SABESP ADR

UTILITIES · UTILITIES - REGULATED WATER · USA

Companhia de Saneamento Basico do Estado de So Paulo - SABESP provides water and sewerage services to residential, commercial, industrial and government clients. The company is headquartered in So Paulo, Brazil.

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