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$COST All transactions

COSTCO WHOLESALE CORP /NEW

▼ SELL

$ Value

$732K

Shares

730

Price

$1K

Filed

Mar 11

Insider

Name

Adamo Claudine

Title

Executive Vice President

CIK

0001916124

Roles

Officer

Transaction Details

Transaction Date

2026-03-09

Code

S

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

6,121

Filing Info

Accession No.

0000909832-26-000028

Form Type

4

Issuer CIK

0000909832

Adamo Claudine's History

Date Ticker Type Value
2026-03-09 COST $732K
2025-10-24 COST $2.5M
2025-10-22 COST F $115K
2025-10-22 COST F $92K
2025-10-22 COST F $188K
2025-10-22 COST F $167K
2025-10-22 COST F $104K
2025-09-10 COST A $0
2025-09-10 COST F $908K

Other Insiders at COST (90d)

Insider Bought Sold Last
RAIKES JEFFREY S 2026-01-27
MILLERCHIP GARY
Executive Vice President
2026-03-11
Frates Caton
Executive Vice President
$695K 2026-04-01
Jones Teresa A.
Executive Vice President
2026-01-27
George Sarah Catherine
Executive Vice President
2026-03-12