COSTCO WHOLESALE CORP /NEW: director Mary Agnes Wilderotter received 266 shares

What happened

• Mary Agnes Wilderotter, a director, was granted 266 shares as a restricted stock unit award (transaction code A) on Oct 22, 2026 at a price of $0.00, total reported value $0.00.
• The filing also notes that on Jul 21, 2026, 5,056 shares of Costco common stock were distributed to the reporting person in payment of an annuity from a grantor retained annuity trust (GRAT-1).

Key details

• Transaction date: Oct 22, 2026; transaction code: A (award/grant); price: $0.00.
• Vesting: the restricted stock units vest one-third on Oct 22, 2027 and one-third on Oct 22 in each of the next two years (footnote F1).
• Footnotes: F1 describes the RSU vesting schedule; F2 states "Not applicable. Grant of Restricted Stock Units."; F3 reports the Jul 21, 2026 distribution of 5,056 shares from GRAT-1 to the reporting person.
• Shares owned after the transaction: not stated in the filing.
• Filing date: Oct 26, 2026, for a transaction dated Oct 22, 2026 (filed four days after the transaction).

Why it may matter

• This was an award of restricted stock units, not an open-market purchase or sale; vesting schedule means the shares are subject to future vesting conditions.
• The Jul 21, 2026 entry was a distribution from a trust (not a market trade).
• This filing does not show why the insider traded or why the company acted.