Insider filing · COST
Claudine Adamo sold $830K of Costco Wholesale (COST)
Executed Mar 24 2025, disclosed Mar 25 2025, 1 day later.
Value, as filed
$830K
900 sh × $922.56
Executed
Mar 24 2025
the trade date, as filed
Disclosed
Mar 25 2025
1 day 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
profile →
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
ticker →
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 $2.8M
3,200 sh × $888.99
Exec Sep 30 2024
Filed Oct 2 2024 · 5:30 PM ET