Gary Millerchip Costco Wholesale Corp (COST) insider trading activity

Gary Millerchip is Executive Vice President of COSTCO WHOLESALE CORP . Currently has a direct ownership of 16,619 shares of COST, which is worth approximately $15.2 Million. The most recent transaction as insider was on Oct 22, 2025, when has been sold 813 shares (Common Stock) at a price of $944.68 per share, resulting in proceeds of $768,024. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 16.6K

48.86% 3M change

23.92% 12M change

Total Value Held $15.2 Million

GARY MILLERCHIP Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Oct 22 2025	SELL Payment of exercise price or tax liability	$768,024 $944.68 p/Share	813 Reduced 4.66%	16,619 Common Stock
Oct 22 2025	BUY Grant, award, or other acquisition	-	6,268 Added 26.45%	17,432 Common Stock
Mar 27 2025	SELL Open market or private sale	$1,034,011 $940.01 p/Share	1,100 Reduced 8.97%	11,164 Common Stock
Mar 11 2025	SELL Payment of exercise price or tax liability	$1,067,272 $930.49 p/Share	1,147 Reduced 8.55%	12,264 Common Stock
Oct 22 2024	SELL Payment of exercise price or tax liability	$279,662 $893.49 p/Share	313 Reduced 2.28%	13,411 Common Stock
Oct 22 2024	BUY Grant, award, or other acquisition	-	3,922 Added 22.22%	13,725 Common Stock
Mar 11 2024	BUY Grant, award, or other acquisition	-	9,803 Added 50.0%	9,803 Common Stock

Also insider at

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Senior Vice President and CFO

SLM

SLM Corp Financial Services

Director

Gary Millerchip

Executive Vice President

Cincinnati, OH

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