TotalMarketCap

Market cap

$472.059 B

$1,065.29 +1.80%

Close of 6 Nov 2026

As of 6 Nov 2026, Costco Wholesale (COST) has a market capitalization of $472.1B. Market cap measures the value of outstanding equity at market prices; company totals combine applicable share classes. Prices and market caps come from Nasdaq, with financial fundamentals from SEC filings. See sources and calculation details.

Revenue

$275.2B

#11 by revenue

Earnings

$8.10B

#58 by earnings

Shares outstanding

443,129,349

Latest filing cover page

P/E ratio

58.3

Cap ÷ net income

Department/Specialty Retail Stores, ranked by market cap

All 13 →
  1. #1WalmartWMT$1.02T
  2. #2Costco WholesaleCOST$472.1B
  3. #3TargetTGT$71.8B
  4. #4Dollar GeneralDG$30.4B
  5. #5Dollar TreeDLTR$26.0B

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Where these numbers come from

Share counts and financials for Costco Wholesale are taken from its own SEC filings via EDGAR: public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Read the methodology.