DENMAN KENNETH D - Insider Non-Derivative Transactions at COSTCO WHOLESALE CORP /NEW (COST) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 19, 2025, DENMAN KENNETH D's relationship to COSTCO WHOLESALE CORP /NEW (COST) is Director, and currently has 5,663.94 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other COST insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

DENMAN KENNETH D - Insider Non-Derivative Transactions of COST Common Stock

DENMAN KENNETH D - Insider Non-Derivative Transactions at COST

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 20, 2025	G -- (Common Stock)	325	0	5663.94
Oct 23, 2025	Acquisition -- (Common Stock)	286	0	5988.94
Dec 17, 2024	G -- (Common Stock)	520	0	5702.94
Oct 23, 2024	Acquisition -- (Common Stock)	303	0	6222.94
Jul 16, 2024	Sell -- (Common Stock)	350	851.53	5919.94
Jan 13, 2024	Acquisition -- (Common Stock)	18.94	0	6269.94
Oct 23, 2023	Acquisition -- (Common Stock)	489	0	6251