Is COST Stock Undervalued?

A comprehensive valuation analysis of Costco Wholesale Corp (COST) examining current multiples, intrinsic value, and comparing to analyst expectations.

Updated July 18, 2026•8 min read•View Full Analysis

Valuation Verdict

↑

Potentially Undervalued

13074289390.4% upside potential

Based on our analysis, Costco Wholesale Corp appears to be potentially undervalued at the current price of $940.87. Our fair value estimate of $123012067528.69 suggests upside potential of approximately 13074289390.4%.

Current Valuation Metrics

Valuation ratios help us understand how the market is pricing COST relative to its fundamentals. Let's examine the key multiples investors are paying today.

P/E Ratio

54.95

High

P/B Ratio

N/A

P/S Ratio

N/A

EV/EBITDA

N/A

Understanding the Metrics

P/E Ratio: At 54.95x earnings, COST is trading above the typical market average of 15-20x.
P/B Ratio: Book value data not available.
P/S Ratio: Revenue data not available.
EV/EBITDA: EBITDA data not available.

Fair Value Estimate

Using a discounted cash flow (DCF) model, we estimate the intrinsic value of Costco Wholesale Corp stock. This fundamental analysis looks at the company's ability to generate future cash flows and discounts them back to today's value.

Current Price

$940.87

Fair Value Estimate

$123012067528.69

Implied Return+13074289390.4%

Our DCF model suggests COST may be undervalued by approximately 13074289390.4%. This implies the market may be pricing in more pessimistic growth expectations than our base case scenario.

Historical Valuation Trends

Looking at COST's valuation history helps us understand whether the current multiples are typical or unusual for this company.

Current P/E Ratio

54.95

5-Year Average P/E

54.95

Near historical average

COST's P/E ratio is near its historical average, indicating the market is valuing the company consistently with past trends.

Investment Conclusion

Bottom Line

Based on our comprehensive valuation analysis, Costco Wholesale Corp (COST) appears to be undervalued at $940.87. With a fair value estimate of $123012067528.69, the stock offers potential upside for long-term investors willing to wait for the market to recognize its intrinsic value.

Disclaimer: This analysis is for informational purposes only and should not be considered investment advice. Always conduct your own research and consult with a financial advisor before making investment decisions. Past performance does not guarantee future results.