Insider filing · COST
Claudine Adamo sold $2.8M of Costco Wholesale (COST)
Executed Sep 30 2024, disclosed Oct 2 2024, 2 days later.
Value, as filed
$2.8M
3,200 sh × $888.99
Executed
Sep 30 2024
the trade date, as filed
Disclosed
Oct 2 2024
2 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
CA
Claudine Adamo
Executive Vice President
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Claudine Adamo (Executive Vice President) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales), most often in Costco Wholesale Corporation (COST). The largest single filing was $2.5M of COST (2,700 sh × $935.68, as filed), executed Oct 24 2025.
The name
COST
Costco Wholesale Corporation
COST · Consumer Defensive · 56 filings in 24 months
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Consumer Defensive · Costco Wholesale Corporation, together with its subsidiaries, engages in the operation of membership warehouses in the United States, Puert…
More Consumer Defensive filings→ Insider filings, newest first→ View the original filing at www.sec.gov→Other filings by Claudine Adamo in COST
COSTSALE
Costco Wholesale Corporation
$732K730 sh × $1,003.02
Exec Mar 9
Filed Mar 11 · 5:30 PM ET COSTSALE Costco Wholesale Corporation $2.5M
2,700 sh × $935.68
Exec Oct 24 2025
Filed Oct 24 2025 · 5:30 PM ET COSTSALE Costco Wholesale Corporation $830K
900 sh × $922.56
Exec Mar 24 2025
Filed Mar 25 2025 · 5:30 PM ET