WallStSmart

Costco Wholesale Corp (COST)vsVertex Pharmaceuticals Inc (VRTX)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Costco Wholesale Corp generates 2243% more annual revenue ($286.27B vs $12.22B). VRTX leads profitability with a 35.5% profit margin vs 3.0%. VRTX appears more attractively valued with a PEG of 2.10. VRTX earns a higher WallStSmart Score of 66/100 (B-).

COST

Buy

61

out of 100

Grade: C+

Growth: 8.0Profit: 6.5Value: 2.0Quality: 7.5
Piotroski: 4/9Altman Z: 4.84

VRTX

Strong Buy

66

out of 100

Grade: B-

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

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

COSTSignificantly Overvalued (-89.1%)

Margin of Safety

-89.1%

Fair Value

$535.26

Current Price

$1008.79

$473.53 premium

UndervaluedFair: $535.26Overvalued
VRTXUndervalued (+57.2%)

Margin of Safety

+57.2%

Fair Value

$992.87

Current Price

$429.82

$563.05 discount

UndervaluedFair: $992.87Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

COST6 strengths · Avg: 9.0/10
Market CapQuality
$449.00B10/10

Mega-cap, among the largest globally

Altman Z-ScoreHealth
4.8410/10

Safe zone — low bankruptcy risk

Return on EquityProfitability
29.6%9/10

Every $100 of equity generates 30 in profit

Debt/EquityHealth
0.279/10

Conservative balance sheet, low leverage

Revenue GrowthGrowth
21.5%8/10

Revenue surging 21.5% year-over-year

EPS GrowthGrowth
45.5%8/10

Earnings expanding 45.5% YoY

VRTX6 strengths · Avg: 9.7/10
Profit MarginProfitability
35.5%10/10

Keeps 36 of every $100 in revenue as profit

Operating MarginProfitability
38.1%10/10

Strong operational efficiency at 38.1%

EPS GrowthGrowth
61.4%10/10

Earnings expanding 61.4% YoY

Altman Z-ScoreHealth
3.6210/10

Safe zone — low bankruptcy risk

Market CapQuality
$107.87B9/10

Large-cap with strong market position

Return on EquityProfitability
24.2%9/10

Every $100 of equity generates 24 in profit

Areas to Watch

COST4 concerns · Avg: 2.5/10
Profit MarginProfitability
3.0%3/10

3.0% margin — thin

Operating MarginProfitability
3.7%3/10

Operating margin of 3.7%

PEG RatioValuation
5.142/10

Expensive relative to growth rate

P/E RatioValuation
52.6x2/10

Premium valuation, high expectations priced in

VRTX3 concerns · Avg: 3.7/10
PEG RatioValuation
2.104/10

Expensive relative to growth rate

P/E RatioValuation
25.3x4/10

Moderate valuation

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Comparative Analysis Report

WallStSmart Research

Bull Case : COST

The strongest argument for COST centers on Market Cap, Altman Z-Score, Return on Equity. Revenue growth of 21.5% demonstrates continued momentum.

Bull Case : VRTX

The strongest argument for VRTX centers on Profit Margin, Operating Margin, EPS Growth. Profitability is solid with margins at 35.5% and operating margin at 38.1%.

Bear Case : COST

The primary concerns for COST are Profit Margin, Operating Margin, PEG Ratio. A P/E of 52.6x leaves little room for execution misses. Thin 3.0% margins leave little buffer for downturns.

Bear Case : VRTX

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

Key Dynamics to Monitor

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

COST carries more volatility with a beta of 0.91 — expect wider price swings.

COST is growing revenue faster at 21.5% — sustainability is the question.

COST generates stronger free cash flow (1.7B), providing more financial flexibility.

Bottom Line

VRTX scores higher overall (66/100 vs 61/100), backed by strong 35.5% margins. 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.

Costco Wholesale Corp

CONSUMER DEFENSIVE · DISCOUNT STORES · USA

Costco Wholesale Corporation (doing business as Costco Wholesale and also known simply as Costco) is an American multinational corporation which operates a chain of membership-only (needing a membership to shop there) big-box retail stores. As of 2020, Costco was the fifth largest retailer in the world, and the world's largest retailer of choice and prime beef, organic foods, rotisserie chicken, and wine as of 2016.

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Vertex Pharmaceuticals Inc

HEALTHCARE · BIOTECHNOLOGY · USA

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

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