WallStSmart

Companhia de Saneamento Basico do Estado de Sao Paulo SABESP ADR (SBS)vsVertex Pharmaceuticals Inc (VRTX)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Companhia de Saneamento Basico do Estado de Sao Paulo SABESP ADR generates 217% more annual revenue ($38.09B vs $12.00B). VRTX leads profitability with a 32.9% profit margin vs 22.2%. SBS appears more attractively valued with a PEG of 0.47. SBS earns a higher WallStSmart Score of 77/100 (B+).

SBS

Strong Buy

77

out of 100

Grade: B+

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

VRTX

Strong Buy

66

out of 100

Grade: B-

Growth: 8.0Profit: 9.0Value: 6.7Quality: 8.0
Piotroski: 3/9Altman Z: 3.62
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

SBSFair Value (-3.2%)

Margin of Safety

-3.2%

Fair Value

$28.67

Current Price

$33.29

$4.62 premium

UndervaluedFair: $28.67Overvalued
VRTXUndervalued (+56.0%)

Margin of Safety

+56.0%

Fair Value

$973.13

Current Price

$427.65

$545.48 discount

UndervaluedFair: $973.13Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

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
$118.61B9/10

Large-cap with strong market position

Return on EquityProfitability
21.3%9/10

Every $100 of equity generates 21 in profit

VRTX6 strengths · Avg: 9.5/10
Profit MarginProfitability
32.9%10/10

Keeps 33 of every $100 in revenue as profit

Operating MarginProfitability
39.6%10/10

Strong operational efficiency at 39.6%

Altman Z-ScoreHealth
3.6210/10

Safe zone — low bankruptcy risk

Market CapQuality
$108.71B9/10

Large-cap with strong market position

Return on EquityProfitability
22.5%9/10

Every $100 of equity generates 23 in profit

Debt/EquityHealth
0.219/10

Conservative balance sheet, low leverage

Areas to Watch

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
67.2x2/10

Premium valuation, high expectations priced in

Free Cash FlowQuality
$-8.22B2/10

Negative free cash flow — burning cash

VRTX3 concerns · Avg: 3.7/10
PEG RatioValuation
2.084/10

Expensive relative to growth rate

P/E RatioValuation
27.9x4/10

Moderate valuation

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Comparative Analysis Report

WallStSmart Research

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.

Bull Case : VRTX

The strongest argument for VRTX centers on Profit Margin, Operating Margin, Altman Z-Score. Profitability is solid with margins at 32.9% and operating margin at 39.6%.

Bear Case : SBS

The primary concerns for SBS are Altman Z-Score, Piotroski F-Score, P/E Ratio. A P/E of 67.2x leaves little room for execution misses.

Bear Case : VRTX

The primary concerns for VRTX are PEG Ratio, P/E Ratio, Piotroski F-Score.

Key Dynamics to Monitor

SBS profiles as a growth stock while VRTX is a mature play — different risk/reward profiles.

VRTX carries more volatility with a beta of 0.37 — expect wider price swings.

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

VRTX generates stronger free cash flow (349M), providing more financial flexibility.

Bottom Line

SBS scores higher overall (77/100 vs 66/100), backed by strong 22.2% margins and 43.9% revenue growth. VRTX offers better value entry with a 56.0% margin of safety. Both earn "Strong Buy" and "Strong 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 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.

Vertex Pharmaceuticals Inc

HEALTHCARE · BIOTECHNOLOGY · USA

Vertex Pharmaceuticals, Inc. is an American biopharmaceutical company based in Boston, Massachusetts.

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