Costco (COST) EVP Gary Millerchip Withholds 1,154 Shares for Taxes

What Happened

• Gary Millerchip, Executive Vice President of Costco Wholesale Corp (COST), had 1,154.017 shares withheld by the company to satisfy tax withholding related to the vesting of previously granted restricted stock units (RSUs). The withholding used a price of $992.23 per share, for a total value of approximately $1,145,050. This was a tax-withholding disposition (code F), not an open-market sale.

Key Details

• Transaction date: March 11, 2026; filing date: March 13, 2026 (timely).
• Shares withheld/disposed: 1,154.017 at $992.23 per share; total ≈ $1,145,050.
• Transaction code: F — company withholding for taxes on vested RSUs (footnote: price = Nasdaq closing price on Mar 11, 2026).
• Shares owned after transaction: not specified in the provided filing excerpt.
• Filing timeliness: filed two days after the transaction (appears timely under Form 4 rules).

Context

• This was a routine tax-withholding action tied to RSU vesting, commonly handled by companies by retaining/withholding a portion of the vested shares to cover tax obligations. Such withholdings are standard and do not necessarily indicate insider buying or selling intent in the market.