Costco Wholesale Corp Executive Vice President Adam Webb filed a Form 4 on October 26, 2026, reporting five tax-withholding transactions in Costco common stock on October 22, 2026, tied to the vesting of previously granted restricted stock units.

Key Highlights

  • Reporting person: Adam Webb, Executive Vice President of Costco Wholesale Corp (NASDAQ:COST)
  • Transaction type: Five separate "F" code disposals, each representing shares withheld by the company for taxes upon RSU vesting
  • Price per share: $1,018.21, described in the filing as the closing market price of Costco common stock on Nasdaq on October 22, 2026
  • Shares disposed: 61.663, 64.211, 57.332, 36.044, and 40.517 shares, respectively, across the five transactions
  • Remaining beneficial ownership: 3,269.585 shares of common stock held directly following all five transactions
  • Filing date: October 26, 2026; signed by Alejandro Torres, Attorney-in-Fact

Webb's RSU Tax-Withholding Transactions on October 22, 2026

According to the filing, all five transactions on October 22, 2026, carried transaction code "F," which the filing's footnote explains as shares withheld by the company to satisfy tax obligations in connection with the vesting of previously granted restricted stock units. The price of $1,018.21 per share applied uniformly across all five disposals and represented, per the filing, "the closing market price of Costco common stock on Nasdaq on October 22, 2026."

The five individual share amounts disposed of were 61.663, 64.211, 57.332, 36.044, and 40.517. The filing recorded the running direct beneficial ownership balance after each successive transaction: 3,467.689 shares, then 3,403.478, then 3,346.146, then 3,310.102, and finally 3,269.585 shares. All ownership is reported as direct. No derivative securities were reported in Table II of the filing.

Webb is identified in the filing as an officer of Costco Wholesale Corp /NEW with the title of Executive Vice President, with an address listed as 999 Lake Drive, Issaquah, Washington 98027. The form was filed by one reporting person and was signed by Alejandro Torres as Attorney-in-Fact on October 26, 2026.

What Was Disclosed

The filing disclosed five tax-withholding disposals of Costco common stock by Executive Vice President Adam Webb on October 22, 2026, each at $1,018.21 per share, reducing his directly held beneficial ownership to 3,269.585 shares.