WallStSmart

Digi International Inc (DGII)vsLumentum Holdings Inc (LITE)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Lumentum Holdings Inc generates 424% more annual revenue ($2.49B vs $475.06M). LITE leads profitability with a 17.7% profit margin vs 9.1%. LITE appears more attractively valued with a PEG of 0.63. LITE earns a higher WallStSmart Score of 74/100 (B).

DGII

Buy

54

out of 100

Grade: C-

Growth: 5.3Profit: 5.5Value: 4.0Quality: 6.5
Piotroski: 3/9Altman Z: 2.44

LITE

Strong Buy

74

out of 100

Grade: B

Growth: 7.3Profit: 6.5Value: 5.0Quality: 4.0
Piotroski: 4/9Altman Z: 0.58
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

DGIISignificantly Overvalued (-74.4%)

Margin of Safety

-74.4%

Fair Value

$26.61

Current Price

$65.95

$39.34 premium

UndervaluedFair: $26.61Overvalued

Intrinsic value data unavailable for LITE.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

DGII3 strengths · Avg: 8.3/10
Debt/EquityHealth
0.239/10

Conservative balance sheet, low leverage

PEG RatioValuation
0.838/10

Growing faster than its price suggests

Revenue GrowthGrowth
25.1%8/10

Revenue surging 25.1% year-over-year

LITE5 strengths · Avg: 9.0/10
Revenue GrowthGrowth
90.1%10/10

Revenue surging 90.1% year-over-year

EPS GrowthGrowth
71.1%10/10

Earnings expanding 71.1% YoY

Market CapQuality
$74.47B9/10

Large-cap with strong market position

PEG RatioValuation
0.638/10

Growing faster than its price suggests

Operating MarginProfitability
21.8%8/10

Strong operational efficiency at 21.8%

Areas to Watch

DGII4 concerns · Avg: 3.0/10
EPS GrowthGrowth
3.6%4/10

3.6% earnings growth

Return on EquityProfitability
6.5%3/10

ROE of 6.5% — below average capital efficiency

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

P/E RatioValuation
60.8x2/10

Premium valuation, high expectations priced in

LITE4 concerns · Avg: 2.3/10
Debt/EquityHealth
1.113/10

Elevated debt levels

P/E RatioValuation
169.4x2/10

Premium valuation, high expectations priced in

Price/BookValuation
79.7x2/10

Trading at 79.7x book value

Altman Z-ScoreHealth
0.582/10

Distress zone — elevated risk

Comparative Analysis Report

WallStSmart Research

Bull Case : DGII

The strongest argument for DGII centers on Debt/Equity, PEG Ratio, Revenue Growth. Revenue growth of 25.1% demonstrates continued momentum. PEG of 0.83 suggests the stock is reasonably priced for its growth.

Bull Case : LITE

The strongest argument for LITE centers on Revenue Growth, EPS Growth, Market Cap. Profitability is solid with margins at 17.7% and operating margin at 21.8%. Revenue growth of 90.1% demonstrates continued momentum.

Bear Case : DGII

The primary concerns for DGII are EPS Growth, Return on Equity, Piotroski F-Score. A P/E of 60.8x leaves little room for execution misses.

Bear Case : LITE

The primary concerns for LITE are Debt/Equity, P/E Ratio, Price/Book. A P/E of 169.4x leaves little room for execution misses.

Key Dynamics to Monitor

LITE carries more volatility with a beta of 1.48 — expect wider price swings.

LITE is growing revenue faster at 90.1% — sustainability is the question.

LITE generates stronger free cash flow (79M), providing more financial flexibility.

Monitor COMMUNICATION EQUIPMENT industry trends, competitive dynamics, and regulatory changes.

Bottom Line

LITE scores higher overall (74/100 vs 54/100), backed by strong 17.7% margins and 90.1% 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.

Digi International Inc

TECHNOLOGY · COMMUNICATION EQUIPMENT · USA

Digi International Inc. provides mission-critical and enterprise Internet of Things (IoT) products, services and solutions in the United States and internationally. The company is headquartered in Hopkins, Minnesota.

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Lumentum Holdings Inc

TECHNOLOGY · COMMUNICATION EQUIPMENT · USA

Lumentum Holdings Inc. manufactures and sells optical and photonic products in the Americas, Asia-Pacific, Europe, the Middle East, and Africa. The company is headquartered in San Jose, California.

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