Wilderotter Mary Agnes bought COST
October 22, 2026 · Form 4 insider transaction
Wilderotter Mary Agnes bought 266 shares of Costco Wholesale Corporation at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 4 days after the transaction.
Direction
Acquired (buy-side)
Shares
266
Price
$0.00
Total value
N/A
InsiderWilderotter Mary Agnes
Role—
SecurityCommon Stock
Transaction codeA: Grant or award
Transaction dateOctober 22, 2026
Filing dateOctober 26, 2026
Shares owned after8,527
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Grant of Restricted Stock Units. Vests one-third on October 22, 2027, and one-third on October 22 for the following two years.; Not applicable. Grant of Restricted Stock Units.; On July 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) of which she is the sole grantor, trustee and annuity beneficiary.