WallStSmart

Ciena Corp (CIEN)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 643% more annual revenue ($38.09B vs $5.12B). SBS leads profitability with a 22.2% profit margin vs 4.5%. SBS appears more attractively valued with a PEG of 0.47. SBS earns a higher WallStSmart Score of 77/100 (B+).

CIEN

Buy

52

out of 100

Grade: C-

Growth: 8.7Profit: 5.5Value: 3.7Quality: 6.5
Piotroski: 6/9Altman Z: 1.18

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

Intrinsic value data unavailable for CIEN.

SBSFair Value (-3.2%)

Margin of Safety

-3.2%

Fair Value

$28.67

Current Price

$33.29

$4.62 premium

UndervaluedFair: $28.67Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

CIEN3 strengths · Avg: 9.7/10
Revenue GrowthGrowth
33.1%10/10

Revenue surging 33.1% year-over-year

EPS GrowthGrowth
232.3%10/10

Earnings expanding 232.3% YoY

Market CapQuality
$75.69B9/10

Large-cap with strong market position

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

Areas to Watch

CIEN4 concerns · Avg: 2.8/10
PEG RatioValuation
2.234/10

Expensive relative to growth rate

Profit MarginProfitability
4.5%3/10

4.5% margin — thin

P/E RatioValuation
345.4x2/10

Premium valuation, high expectations priced in

Price/BookValuation
29.2x2/10

Trading at 29.2x book value

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

Comparative Analysis Report

WallStSmart Research

Bull Case : CIEN

The strongest argument for CIEN centers on Revenue Growth, EPS Growth, Market Cap. Revenue growth of 33.1% demonstrates continued momentum.

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 : CIEN

The primary concerns for CIEN are PEG Ratio, Profit Margin, P/E Ratio. A P/E of 345.4x leaves little room for execution misses. Thin 4.5% margins leave little buffer for downturns.

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.

Key Dynamics to Monitor

CIEN profiles as a hypergrowth stock while SBS is a growth play — different risk/reward profiles.

CIEN carries more volatility with a beta of 1.02 — expect wider price swings.

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

CIEN generates stronger free cash flow (154M), providing more financial flexibility.

Bottom Line

SBS scores higher overall (77/100 vs 52/100), 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.

Ciena Corp

TECHNOLOGY · COMMUNICATION EQUIPMENT · USA

Ciena Corporation provides hardware, software, and network services that support the transport, routing, switching, aggregation, service delivery, and management of video, data, and voice traffic on communications networks worldwide. The company is headquartered in Hanover, Maryland.

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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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