WallStSmart

Costco Wholesale Corp (COST)vsLam Research Corp (LRCX)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Costco Wholesale Corp generates 1220% more annual revenue ($286.27B vs $21.68B). LRCX leads profitability with a 30.9% profit margin vs 3.0%. LRCX appears more attractively valued with a PEG of 1.74. LRCX earns a higher WallStSmart Score of 74/100 (B).

COST

Buy

61

out of 100

Grade: C+

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

LRCX

Strong Buy

74

out of 100

Grade: B

Growth: 7.3Profit: 10.0Value: 4.7Quality: 7.8
Piotroski: 6/9Altman Z: 4.65
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
LRCXUndervalued (+16.5%)

Margin of Safety

+16.5%

Fair Value

$343.11

Current Price

$294.05

$49.06 discount

UndervaluedFair: $343.11Overvalued

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

LRCX6 strengths · Avg: 9.7/10
Market CapQuality
$358.31B10/10

Mega-cap, among the largest globally

Return on EquityProfitability
66.8%10/10

Every $100 of equity generates 67 in profit

Profit MarginProfitability
30.9%10/10

Keeps 31 of every $100 in revenue as profit

Operating MarginProfitability
35.0%10/10

Strong operational efficiency at 35.0%

Altman Z-ScoreHealth
4.6510/10

Safe zone — low bankruptcy risk

Revenue GrowthGrowth
23.8%8/10

Revenue surging 23.8% year-over-year

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

LRCX3 concerns · Avg: 2.7/10
PEG RatioValuation
1.744/10

Expensive relative to growth rate

P/E RatioValuation
54.1x2/10

Premium valuation, high expectations priced in

Price/BookValuation
34.8x2/10

Trading at 34.8x book value

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 : LRCX

The strongest argument for LRCX centers on Market Cap, Return on Equity, Profit Margin. Profitability is solid with margins at 30.9% and operating margin at 35.0%. Revenue growth of 23.8% demonstrates continued momentum.

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 : LRCX

The primary concerns for LRCX are PEG Ratio, P/E Ratio, Price/Book. A P/E of 54.1x leaves little room for execution misses.

Key Dynamics to Monitor

LRCX carries more volatility with a beta of 1.82 — expect wider price swings.

LRCX is growing revenue faster at 23.8% — sustainability is the question.

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

Monitor DISCOUNT STORES industry trends, competitive dynamics, and regulatory changes.

Bottom Line

LRCX scores higher overall (74/100 vs 61/100), backed by strong 30.9% margins and 23.8% 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.

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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Lam Research Corp

TECHNOLOGY · SEMICONDUCTOR EQUIPMENT & MATERIALS · USA

Lam Research Corporation is an American corporation that engages in the design, manufacture, marketing, and service of semiconductor processing equipment used in the fabrication of integrated circuits. Its products are used primarily in front-end wafer processing, which involves the steps that create the active components of semiconductor devices (transistors, capacitors) and their wiring (interconnects). The company also builds equipment for back-end wafer-level packaging (WLP), and for related manufacturing markets such as for microelectromechanical systems (MEMS). The company is headquartered in Fremont, California, in the Silicon Valley.

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