WallStSmart

Jabil Circuit Inc (JBL)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Jabil Circuit Inc generates 204% more annual revenue ($32.67B vs $10.73B). WDC leads profitability with a 35.6% profit margin vs 2.5%. WDC appears more attractively valued with a PEG of 0.69. JBL earns a higher WallStSmart Score of 70/100 (B).

JBL

Strong Buy

70

out of 100

Grade: B

Growth: 6.7Profit: 6.0Value: 8.7Quality: 4.8
Piotroski: 3/9Altman Z: 2.35

WDC

Buy

55

out of 100

Grade: C

Growth: 2.0Profit: 9.0Value: 7.3Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

JBLUndervalued (+12.7%)

Margin of Safety

+12.7%

Fair Value

$299.05

Current Price

$253.63

$45.42 discount

UndervaluedFair: $299.05Overvalued
WDCSignificantly Overvalued (-311.2%)

Margin of Safety

-311.2%

Fair Value

$66.57

Current Price

$293.10

$226.53 premium

UndervaluedFair: $66.57Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

JBL4 strengths · Avg: 9.0/10
Return on EquityProfitability
59.7%10/10

Every $100 of equity generates 60 in profit

EPS GrowthGrowth
96.2%10/10

Earnings expanding 96.2% YoY

PEG RatioValuation
0.828/10

Growing faster than its price suggests

Revenue GrowthGrowth
23.1%8/10

Revenue surging 23.1% year-over-year

WDC4 strengths · Avg: 9.3/10
Return on EquityProfitability
41.1%10/10

Every $100 of equity generates 41 in profit

Profit MarginProfitability
35.6%10/10

Keeps 36 of every $100 in revenue as profit

Market CapQuality
$100.21B9/10

Large-cap with strong market position

PEG RatioValuation
0.698/10

Growing faster than its price suggests

Areas to Watch

JBL4 concerns · Avg: 3.3/10
P/E RatioValuation
39.7x4/10

Premium valuation, high expectations priced in

Profit MarginProfitability
2.5%3/10

2.5% margin — thin

Operating MarginProfitability
4.7%3/10

Operating margin of 4.7%

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

WDC4 concerns · Avg: 3.0/10
P/E RatioValuation
29.9x4/10

Moderate valuation

Price/BookValuation
14.0x4/10

Trading at 14.0x book value

Revenue GrowthGrowth
-41.0%2/10

Revenue declined 41.0%

EPS GrowthGrowth
-95.9%2/10

Earnings declined 95.9%

Comparative Analysis Report

WallStSmart Research

Bull Case : JBL

The strongest argument for JBL centers on Return on Equity, EPS Growth, PEG Ratio. Revenue growth of 23.1% demonstrates continued momentum. PEG of 0.82 suggests the stock is reasonably priced for its growth.

Bull Case : WDC

The strongest argument for WDC centers on Return on Equity, Profit Margin, Market Cap. Profitability is solid with margins at 35.6% and operating margin at 15.4%. PEG of 0.69 suggests the stock is reasonably priced for its growth.

Bear Case : JBL

The primary concerns for JBL are P/E Ratio, Profit Margin, Operating Margin. Thin 2.5% margins leave little buffer for downturns.

Bear Case : WDC

The primary concerns for WDC are P/E Ratio, Price/Book, Revenue Growth.

Key Dynamics to Monitor

JBL profiles as a growth stock while WDC is a declining play — different risk/reward profiles.

WDC carries more volatility with a beta of 1.85 — expect wider price swings.

JBL is growing revenue faster at 23.1% — sustainability is the question.

WDC generates stronger free cash flow (653M), providing more financial flexibility.

Bottom Line

JBL scores higher overall (70/100 vs 55/100) and 23.1% 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.

Jabil Circuit Inc

TECHNOLOGY · ELECTRONIC COMPONENTS · USA

Jabil Inc. provides global manufacturing solutions and services. The company is headquartered in Saint Petersburg, Florida.

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Western Digital Corporation

TECHNOLOGY · COMPUTER HARDWARE · USA

Western Digital Corporation (WDC, commonly known as Western Digital or WD) is an American computer hard disk drive manufacturer and data storage company, headquartered in San Jose, California. It designs, manufactures and sells data technology products, including storage devices, data center systems and cloud storage services.

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