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COST insider trading

COSTCO WHOLESALE CORP /NEW — open-market insider buys and $1M+ sells from SEC Forms 3, 4 and 5.
Insider buys · 24 mo
0
Bought · 24 mo
$0
Buys · last 90 days
0 · $0
Most recent buy

Recent insider filings

FiledInsiderTypeSharesPriceValue
2026-01-15Klauer James C
Executive Vice President
Sold1,500$939.00$1.4M
2026-01-12Miller Russell D
Sr. Executive Vice President
Sold1,500$916.32$1.4M
2025-12-31POLIT JAVIER
Executive Vice President
Sold2,049$867.21$1.8M
2025-11-12Wilcox William Richard
Executive Vice President
Sold2,400$930.13$2.2M
2025-10-24Barbre Tiffany Marie
Insider
Sold1,239$934.62$1.2M
2025-10-24Adamo Claudine
Executive Vice President
Sold2,700$935.68$2.5M
2025-10-01Miller Russell D
Sr. Executive Vice President
Sold3,381$915.00$3.1M
2025-09-30Frates Caton
Executive Vice President
Sold1,540$910.02$1.4M
2025-07-15Rubanenko Yoram
Executive Vice President
Sold4,000$974.96$3.9M
2025-06-10Callans Patrick J
Executive Vice President
Sold3,000$1002.77$3.0M
2025-06-09Riel Pierre
Executive Vice President
Sold2,000$1014.15$2.0M
2025-04-21Klauer James C
Executive Vice President
Sold4,000$981.07$3.9M
2025-03-27MILLERCHIP GARY
Executive Vice President
Sold1,100$940.01$1.0M
2025-03-13Vachris Roland Michael
President and CEO
Sold3,600$931.00$3.4M
2024-10-24GALANTI RICHARD A
Executive Vice President
Sold1,416$894.68$1.3M
2024-10-15Miller Russell D
Sr. Executive Vice President
Sold4,400$891.15$3.9M
2024-10-15Riel Pierre
Executive Vice President
Sold2,000$896.71$1.8M
2024-10-02Adamo Claudine
Executive Vice President
Sold3,200$888.99$2.8M
2024-10-02Callans Patrick J
Executive Vice President
Sold2,500$893.94$2.2M
2024-10-02Frates Caton
Executive Vice President
Sold1,700$883.35$1.5M

See COST on the chart

Every insider buy and sell for COST plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.

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Data from the SEC EDGAR ownership filings, refreshed daily. Only open-market purchases (transaction code P) and sales of $1M or more are shown; grants, option exercises and tax withholding are excluded because they run on schedules set years earlier. Not investment advice.