WallStSmart

Vertex Pharmaceuticals Inc (VRTX)vsWestern Digital Corporation (WDC)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Vertex Pharmaceuticals Inc generates 2% more annual revenue ($12.00B vs $11.78B). WDC leads profitability with a 55.3% profit margin vs 32.9%. WDC appears more attractively valued with a PEG of 0.87. WDC earns a higher WallStSmart Score of 79/100 (B+).

VRTX

Strong Buy

66

out of 100

Grade: B-

Growth: 8.0Profit: 9.0Value: 6.7Quality: 8.0
Piotroski: 3/9Altman Z: 3.62

WDC

Strong Buy

79

out of 100

Grade: B+

Growth: 7.3Profit: 9.5Value: 6.3Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

VRTXUndervalued (+56.4%)

Margin of Safety

+56.4%

Fair Value

$973.13

Current Price

$429.85

$543.28 discount

UndervaluedFair: $973.13Overvalued

Intrinsic value data unavailable for WDC.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

VRTX6 strengths · Avg: 9.5/10
Profit MarginProfitability
32.9%10/10

Keeps 33 of every $100 in revenue as profit

Operating MarginProfitability
39.6%10/10

Strong operational efficiency at 39.6%

Altman Z-ScoreHealth
3.6210/10

Safe zone — low bankruptcy risk

Market CapQuality
$108.71B9/10

Large-cap with strong market position

Return on EquityProfitability
22.5%9/10

Every $100 of equity generates 23 in profit

Debt/EquityHealth
0.219/10

Conservative balance sheet, low leverage

WDC6 strengths · Avg: 9.8/10
Return on EquityProfitability
85.9%10/10

Every $100 of equity generates 86 in profit

Profit MarginProfitability
55.3%10/10

Keeps 55 of every $100 in revenue as profit

Operating MarginProfitability
37.0%10/10

Strong operational efficiency at 37.0%

Revenue GrowthGrowth
45.5%10/10

Revenue surging 45.5% year-over-year

EPS GrowthGrowth
477.2%10/10

Earnings expanding 477.2% YoY

Market CapQuality
$152.47B9/10

Large-cap with strong market position

Areas to Watch

VRTX3 concerns · Avg: 3.7/10
PEG RatioValuation
2.084/10

Expensive relative to growth rate

P/E RatioValuation
27.9x4/10

Moderate valuation

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

WDC2 concerns · Avg: 3.0/10
P/E RatioValuation
25.8x4/10

Moderate valuation

Price/BookValuation
21.2x2/10

Trading at 21.2x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : VRTX

The strongest argument for VRTX centers on Profit Margin, Operating Margin, Altman Z-Score. Profitability is solid with margins at 32.9% and operating margin at 39.6%.

Bull Case : WDC

The strongest argument for WDC centers on Return on Equity, Profit Margin, Operating Margin. Profitability is solid with margins at 55.3% and operating margin at 37.0%. Revenue growth of 45.5% demonstrates continued momentum.

Bear Case : VRTX

The primary concerns for VRTX are PEG Ratio, P/E Ratio, Piotroski F-Score.

Bear Case : WDC

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

Key Dynamics to Monitor

VRTX profiles as a mature stock while WDC is a growth play — different risk/reward profiles.

WDC carries more volatility with a beta of 2.16 — expect wider price swings.

WDC is growing revenue faster at 45.5% — sustainability is the question.

WDC generates stronger free cash flow (978M), providing more financial flexibility.

Bottom Line

WDC scores higher overall (79/100 vs 66/100), backed by strong 55.3% margins and 45.5% revenue growth. VRTX offers better value entry with a 56.4% margin of safety. Both earn "Strong Buy" and "Strong 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.

Vertex Pharmaceuticals Inc

HEALTHCARE · BIOTECHNOLOGY · USA

Vertex Pharmaceuticals, Inc. is an American biopharmaceutical company based in Boston, Massachusetts.

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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