WallStSmart

Calix Inc (CALX)vsFortinet Inc (FTNT)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Fortinet Inc generates 571% more annual revenue ($7.11B vs $1.06B). FTNT leads profitability with a 27.5% profit margin vs 3.2%. FTNT appears more attractively valued with a PEG of 3.32. FTNT earns a higher WallStSmart Score of 67/100 (B-).

CALX

Hold

39

out of 100

Grade: F

Growth: 4.7Profit: 4.0Value: 2.0Quality: 9.0
Piotroski: 4/9Altman Z: 3.74

FTNT

Strong Buy

67

out of 100

Grade: B-

Growth: 8.0Profit: 9.5Value: 4.7Quality: 5.5
Piotroski: 5/9Altman Z: 1.50
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

CALXSignificantly Overvalued (-39.7%)

Margin of Safety

-39.7%

Fair Value

$37.71

Current Price

$37.27

$0.44 premium

UndervaluedFair: $37.71Overvalued
FTNTUndervalued (+45.4%)

Margin of Safety

+45.4%

Fair Value

$265.15

Current Price

$149.67

$115.48 discount

UndervaluedFair: $265.15Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

CALX3 strengths · Avg: 9.3/10
Debt/EquityHealth
0.0210/10

Conservative balance sheet, low leverage

Altman Z-ScoreHealth
3.7410/10

Safe zone — low bankruptcy risk

Revenue GrowthGrowth
27.1%8/10

Revenue surging 27.1% year-over-year

FTNT6 strengths · Avg: 9.0/10
Return on EquityProfitability
197.5%10/10

Every $100 of equity generates 197 in profit

Operating MarginProfitability
31.3%10/10

Strong operational efficiency at 31.3%

Market CapQuality
$109.06B9/10

Large-cap with strong market position

Profit MarginProfitability
27.5%9/10

Keeps 28 of every $100 in revenue as profit

Revenue GrowthGrowth
20.1%8/10

Revenue surging 20.1% year-over-year

EPS GrowthGrowth
28.6%8/10

Earnings expanding 28.6% YoY

Areas to Watch

CALX4 concerns · Avg: 2.8/10
Return on EquityProfitability
4.6%3/10

ROE of 4.6% — below average capital efficiency

Profit MarginProfitability
3.2%3/10

3.2% margin — thin

Operating MarginProfitability
4.5%3/10

Operating margin of 4.5%

PEG RatioValuation
3.342/10

Expensive relative to growth rate

FTNT4 concerns · Avg: 2.5/10
Altman Z-ScoreHealth
1.504/10

Distress zone — elevated risk

PEG RatioValuation
3.322/10

Expensive relative to growth rate

P/E RatioValuation
57.7x2/10

Premium valuation, high expectations priced in

Price/BookValuation
110.9x2/10

Trading at 110.9x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : CALX

The strongest argument for CALX centers on Debt/Equity, Altman Z-Score, Revenue Growth. Revenue growth of 27.1% demonstrates continued momentum.

Bull Case : FTNT

The strongest argument for FTNT centers on Return on Equity, Operating Margin, Market Cap. Profitability is solid with margins at 27.5% and operating margin at 31.3%. Revenue growth of 20.1% demonstrates continued momentum.

Bear Case : CALX

The primary concerns for CALX are Return on Equity, Profit Margin, Operating Margin. A P/E of 78.3x leaves little room for execution misses. Thin 3.2% margins leave little buffer for downturns.

Bear Case : FTNT

The primary concerns for FTNT are Altman Z-Score, PEG Ratio, P/E Ratio. A P/E of 57.7x leaves little room for execution misses.

Key Dynamics to Monitor

CALX carries more volatility with a beta of 1.22 — expect wider price swings.

CALX is growing revenue faster at 27.1% — sustainability is the question.

FTNT generates stronger free cash flow (1.0B), providing more financial flexibility.

Monitor SOFTWARE - INFRASTRUCTURE industry trends, competitive dynamics, and regulatory changes.

Bottom Line

FTNT scores higher overall (67/100 vs 39/100), backed by strong 27.5% margins and 20.1% revenue growth. Both earn "Strong Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

Calix Inc

TECHNOLOGY · SOFTWARE - INFRASTRUCTURE · USA

Calix, Inc. provides cloud and software platforms and systems and services in the United States, the Middle East, Canada, Europe, the Caribbean, and internationally. The company is headquartered in San Jose, California.

Fortinet Inc

TECHNOLOGY · SOFTWARE - INFRASTRUCTURE · USA

Fortinet (Nasdaq: FTNT) is an American multinational corporation headquartered in Sunnyvale, California. It develops and sells cybersecurity solutions, including but not limited to physical products such as firewalls, plus software and services such as anti-virus protection, intrusion prevention systems and endpoint security components.

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