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Costco Wholesale EVP Disposes of $1.05M in Common Stock

Medium SignificanceOctober 14, 2026 at 11:07:46 PM UTC

COSTCO WHOLESALE CORP /NEW

$COST4CIK: 0000909832

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Filing Summary

Insider Sale Alert: COSTCO WHOLESALE CORP /NEW ($COST)

• Insider: Wilcox William Richard (Executive Vice President) • Transaction Date: 2026-10-13 • Shares Sold: 1,100 shares @ $958.21 • Total Value: $1,054,025.50 • Post-Transaction Holdings: 3,094.391 shares • Direct/Indirect: Direct (D)

Comprehensive Analysis

Insider Transaction Summary

On October 13, 2026, William Richard Wilcox, Executive Vice President of Costco Wholesale Corp ($COST), executed an open-market sale of 1,100 shares of Costco Common Stock at an average price of $958.205 per share. The gross proceeds from the transaction totaled approximately $1,054,025.50.

Following the sale, Wilcox directly retains 3,094.391 shares of Costco Common Stock. This transaction represents a sale of roughly 26.2% of his prior holdings (which stood at 4,194.391 shares).

Filing Details

  • Issuer: COSTCO WHOLESALE CORP /NEW ($COST)
  • Reporting Owner: Wilcox William Richard
  • Relationship: Executive Vice President (Officer)
  • Transaction Code: S (Open-market or private sale)
  • Filing Date: October 14, 2026
  • Rule 10b5-1 Indicator: 0 (Transaction not indicated as made under a Rule 10b5-1 trading plan)
Topics:#Costco#COST#InsiderTrading#SECForm4#StockMarket

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