Costco Stock Insider Power

Based on the 100 latest insides trades, we have calculated the insider power to be positive at 9.41. In total, the insiders bought 104 851 784 and sold 78 799 574 COST shares in the last 100 trades.

Insider Power

(Last 100 transactions)
9.41
Buy 104 852 Shares
Sell 78 800 Shares

Historical Insider Trades

Date Type Action Person Amount
Jun 09, 2025 Common Stock Sell Callans Patrick J 3 000
Jun 06, 2025 Common Stock Sell Riel Pierre 2 000
Apr 17, 2025 Common Stock Sell Klauer James C 4 000
Mar 27, 2025 Common Stock Sell Millerchip Gary 1 100
Mar 24, 2025 Common Stock Sell Adamo Claudine 900
Mar 18, 2025 Common Stock Sell Frates Caton 850
Mar 11, 2025 Common Stock Sell Vachris Roland Michael 3 600
Mar 11, 2025 Common Stock Sell Millerchip Gary 1 147
Dec 19, 2024 Common Stock Sell Jelinek W Craig 2 017
Dec 16, 2024 Common Stock Sell Raikes Jeffrey S 3 969
Dec 16, 2024 Common Stock Sell Denman Kenneth D 520
Oct 24, 2024 Common Stock Sell Galanti Richard A 1 416
Oct 23, 2024 Common Stock Sell Jones Teresa A. 800
Oct 22, 2024 Common Stock Sell Klauer James C 291
Oct 22, 2024 Common Stock Sell Klauer James C 240
Oct 22, 2024 Common Stock Sell Klauer James C 191
Oct 22, 2024 Common Stock Sell Klauer James C 198
Oct 22, 2024 Common Stock Sell Klauer James C 177
Oct 22, 2024 Common Stock Buy Vachris Roland Michael 19 148
Oct 22, 2024 Common Stock Sell Vachris Roland Michael 1 731
Oct 22, 2024 Common Stock Buy Sullivan John Christopher 7 433
Oct 22, 2024 Common Stock Sell Sullivan John Christopher 514
Oct 22, 2024 Common Stock Sell Sullivan John Christopher 421
Oct 22, 2024 Common Stock Sell Sullivan John Christopher 573
Oct 22, 2024 Common Stock Sell Sullivan John Christopher 427
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ABOUT COSTCO WHOLESALE CORPORATION
Costco
Costco Wholesale Corporation, together with its subsidiaries, engages in the operation of membership warehouses in the United States, Puerto Rico, Canada, the United Kingdom, Mexico, Japan, Korea, Australia, Spain, France, Iceland, China, and Taiwan. It offers branded and private-label products in a range of merchandise categories. The company offers sundries, dry groceries, candies, coolers, freezers, liquor, and tobacco and deli products; appli...
GOLDEN STAR
Ticker Change Signal Date
NOV
$12.25
11.51% Jun 04
G
GTM
$9.57
0.94% Jun 02
TAC
$8.90
24.61% May 12
UAA
$5.84
13.01% May 09
HBM
$7.41
30.77% May 05

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