WallStSmart

Pure Storage Inc (PSTG)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Western Digital Corporation generates 193% more annual revenue ($10.73B vs $3.66B). WDC leads profitability with a 35.6% profit margin vs 5.1%. WDC appears more attractively valued with a PEG of 0.71. PSTG earns a higher WallStSmart Score of 59/100 (C).

PSTG

Buy

59

out of 100

Grade: C

Growth: 8.0Profit: 5.0Value: 4.7Quality: 5.3
Piotroski: 4/9Altman Z: 1.22

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

PSTGSignificantly Overvalued (-195.4%)

Margin of Safety

-195.4%

Fair Value

$25.74

Current Price

$62.63

$36.89 premium

UndervaluedFair: $25.74Overvalued
WDCSignificantly Overvalued (-280.1%)

Margin of Safety

-280.1%

Fair Value

$72.01

Current Price

$293.10

$221.09 premium

UndervaluedFair: $72.01Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

PSTG2 strengths · Avg: 9.0/10
EPS GrowthGrowth
140.6%10/10

Earnings expanding 140.6% YoY

Revenue GrowthGrowth
20.4%8/10

Revenue surging 20.4% 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
$97.85B9/10

Large-cap with strong market position

PEG RatioValuation
0.718/10

Growing faster than its price suggests

Areas to Watch

PSTG4 concerns · Avg: 2.8/10
Price/BookValuation
14.3x4/10

Trading at 14.3x book value

Profit MarginProfitability
5.1%3/10

5.1% margin — thin

P/E RatioValuation
114.3x2/10

Premium valuation, high expectations priced in

Altman Z-ScoreHealth
1.222/10

Distress zone — elevated risk

WDC4 concerns · Avg: 3.0/10
P/E RatioValuation
27.0x4/10

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 : PSTG

The strongest argument for PSTG centers on EPS Growth, Revenue Growth. Revenue growth of 20.4% demonstrates continued momentum. PEG of 1.49 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 0.71 suggests the stock is reasonably priced for its growth.

Bear Case : PSTG

The primary concerns for PSTG are Price/Book, Profit Margin, P/E Ratio. A P/E of 114.3x leaves little room for execution misses.

Bear Case : WDC

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

Key Dynamics to Monitor

PSTG 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.

PSTG is growing revenue faster at 20.4% — sustainability is the question.

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

Bottom Line

PSTG scores higher overall (59/100 vs 55/100) and 20.4% revenue growth. Both earn "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.

Pure Storage Inc

TECHNOLOGY · COMPUTER HARDWARE · USA

Pure Storage, Inc. provides data storage technology and solutions in the United States and internationally. The company is headquartered in Mountain View, California.

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.

Want to dig deeper into these stocks?