Gilead Sciences Inc (GILD)vsWestern Digital Corporation (WDC)
GILD
Gilead Sciences Inc
$129.16
-1.35%
HEALTHCARE · Cap: $154.33B
WDC
Western Digital Corporation
$575.50
+4.79%
TECHNOLOGY · Cap: $225.26B
Smart Verdict
WallStSmart Research — data-driven comparison
Gilead Sciences Inc generates 152% more annual revenue ($29.74B vs $11.78B). WDC leads profitability with a 55.3% profit margin vs 31.0%. WDC appears more attractively valued with a PEG of 0.58. WDC earns a higher WallStSmart Score of 80/100 (A-).
GILD
Strong Buy68
out of 100
Grade: B-
WDC
Exceptional Buy80
out of 100
Grade: A-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+42.5%
Fair Value
$221.22
Current Price
$129.16
$92.06 discount
Intrinsic value data unavailable for WDC.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Every $100 of equity generates 39 in profit
Keeps 31 of every $100 in revenue as profit
Strong operational efficiency at 39.3%
Earnings expanding 54.8% YoY
Large-cap with strong market position
Attractively priced relative to earnings
Mega-cap, among the largest globally
Every $100 of equity generates 67 in profit
Keeps 55 of every $100 in revenue as profit
Strong operational efficiency at 37.0%
Revenue surging 45.5% year-over-year
Earnings expanding 482.9% YoY
Areas to Watch
Expensive relative to growth rate
4.4% revenue growth
Grey zone — moderate risk
Premium valuation, high expectations priced in
Distress zone — elevated risk
Trading at 27.5x book value
Comparative Analysis Report
WallStSmart ResearchBull Case : GILD
The strongest argument for GILD centers on Return on Equity, Profit Margin, Operating Margin. Profitability is solid with margins at 31.0% and operating margin at 39.3%.
Bull Case : WDC
The strongest argument for WDC centers on Market Cap, Return on Equity, Profit 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 : GILD
The primary concerns for GILD are PEG Ratio, Revenue Growth, Altman Z-Score.
Bear Case : WDC
The primary concerns for WDC are P/E Ratio, Altman Z-Score, Price/Book.
Key Dynamics to Monitor
GILD profiles as a value stock while WDC is a growth play — different risk/reward profiles.
WDC carries more volatility with a beta of 2.20 — expect wider price swings.
WDC is growing revenue faster at 45.5% — sustainability is the question.
GILD generates stronger free cash flow (2.4B), providing more financial flexibility.
Bottom Line
WDC scores higher overall (80/100 vs 68/100), backed by strong 55.3% margins and 45.5% revenue growth. GILD offers better value entry with a 42.5% margin of safety. Both earn "Exceptional 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.
Gilead Sciences Inc
HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA
Gilead Sciences, Inc. is an American biopharmaceutical company headquartered in Foster City, California, that focuses on researching and developing antiviral drugs used in the treatment of HIV, hepatitis B, hepatitis C, and influenza, including Harvoni and Sovaldi.
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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