Claudine Adamo

Companies

• CostcoExecutive Vice President Mar 9, 2022 to now¹

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Costco COST7,134 shares²$7.1M at $996.16Sep 29, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Sep 29, 2026Sold 2,200 shares at $915.93 of Costco²
• Sep 10, 2026Shares withheld for tax 917 shares at $902.38 of Costco³
• Sep 10, 2026Granted 4,129 shares of Costco³
• Mar 9, 2026Sold 730 shares at $1,003.02 of Costco⁴
• Oct 24, 2025Sold 2,700 shares at $935.68 of Costco⁵
• Oct 22, 2025Shares withheld for tax 111 shares at $944.68 of Costco⁵
• Oct 22, 2025Shares withheld for tax 177 shares at $944.68 of Costco⁵
• Oct 22, 2025Shares withheld for tax 199 shares at $944.68 of Costco⁵
• Oct 22, 2025Shares withheld for tax 97 shares at $944.68 of Costco⁵
• Oct 22, 2025Shares withheld for tax 122 shares at $944.68 of Costco⁵
• Sep 10, 2025Shares withheld for tax 950 shares at $956.29 of Costco⁶
• Sep 10, 2025Granted 4,219 shares of Costco⁶
• Mar 24, 2025Sold 900 shares at $922.56 of Costco⁷
• Oct 22, 2024Shares withheld for tax 177 shares at $893.49 of Costco⁸
• Oct 22, 2024Shares withheld for tax 198 shares at $893.49 of Costco⁸
• Oct 22, 2024Shares withheld for tax 97 shares at $893.49 of Costco⁸
• Oct 22, 2024Shares withheld for tax 122 shares at $893.49 of Costco⁸
• Oct 22, 2024Shares withheld for tax 149 shares at $893.49 of Costco⁸
• Sep 30, 2024Sold 3,200 shares at $888.99 of Costco⁹
• Sep 16, 2024Shares withheld for tax 1,602 shares at $907.87 of Costco¹⁰
• Sep 16, 2024Granted 6,737 shares of Costco¹⁰
• Mar 11, 2024Sold 1,500 shares at $714.83 of Costco¹¹
• Jan 12, 2024Granted 66 shares of Costco¹²
• Jan 12, 2024Granted 31 shares of Costco¹³
• Oct 23, 2023Sold 2,565 shares at $548.92 of Costco¹⁴