Klauer James C
Executive Vice President
Disposition
Calculated transaction value
$194.15K
190.68 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
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Costco Wholesale Corp
COST
Retail TradeGeneral Merchandise
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
73 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Klauer James C Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $194.15K Filed shares x price | SEC Form 4 View filing | |
| Klauer James C Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $403.39K Filed shares x price | SEC Form 4 View filing | |
| Klauer James C Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $450.75K Filed shares x price | SEC Form 4 View filing | |
| Jewell Sarah Mr Sally Director | Oct 26, 2026 4-day lag | Award Oct 22, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| James Hamilton E Director | Oct 26, 2026 4-day lag | Award Oct 22, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| George Sarah Catherine Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $56.79K Filed shares x price | SEC Form 4 View filing | |
| George Sarah Catherine Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $63.6K Filed shares x price | SEC Form 4 View filing | |
| George Sarah Catherine Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $35.46K Filed shares x price | SEC Form 4 View filing | |
| George Sarah Catherine Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $47.56K Filed shares x price | SEC Form 4 View filing | |
| George Sarah Catherine Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $61.08K Filed shares x price | SEC Form 4 View filing | |
| Foulkes Helena Director | Oct 26, 2026 4-day lag | Award Oct 22, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Denman Kenneth D Director | Oct 26, 2026 4-day lag | Award Oct 22, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Decker Susan L Director | Oct 26, 2026 4-day lag | Award Oct 22, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Barbre Tiffany Marie Other | Oct 26, 2026 4-day lag | Award Oct 22, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Barbre Tiffany Marie Other | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $169.48K Filed shares x price | SEC Form 4 View filing | |
| Barbre Tiffany Marie Other | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $95.66K Filed shares x price | SEC Form 4 View filing | |
| Barbre Tiffany Marie Other | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $103.38K Filed shares x price | SEC Form 4 View filing | |
| Barbre Tiffany Marie Other | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $86.14K Filed shares x price | SEC Form 4 View filing | |
| Barbre Tiffany Marie Other | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $91.87K Filed shares x price | SEC Form 4 View filing | |
| Adamo Claudine Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $98.71K Filed shares x price | SEC Form 4 View filing | |
| Adamo Claudine Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $112.99K Filed shares x price | SEC Form 4 View filing | |
| Adamo Claudine Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $201.9K Filed shares x price | SEC Form 4 View filing | |
| Adamo Claudine Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $180.28K Filed shares x price | SEC Form 4 View filing | |
| Adamo Claudine Executive Vice President | Oct 26, 2026 4-day lag | Disposition Oct 22, 2026 | $110.58K Filed shares x price | SEC Form 4 View filing | |
| Wilcox William Richard Executive Vice President | Oct 14, 2026 1-day lag | Sale Oct 13, 2026 | $1.05M Filed shares x price | SEC Form 4 View filing | |
| Frates Caton Sr. Executive Vice President | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $733.33K Filed shares x price | SEC Form 4 View filing | |
| Adamo Claudine Executive Vice President | Sep 30, 2026 1-day lag | Sale Sep 29, 2026 | $2.02M Filed shares x price | SEC Form 4 View filing | |
| Wilcox William Richard Executive Vice President | Sep 14, 2026 4-day lag | Disposition Sep 10, 2026 | $1.75M Filed shares x price | SEC Form 4 View filing | |
| Wilcox William Richard Executive Vice President | Sep 14, 2026 4-day lag | Award Sep 10, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Rubanenko Yoram Executive Vice President | Sep 14, 2026 4-day lag | Disposition Sep 10, 2026 | $1.53M Filed shares x price | SEC Form 4 View filing |
Klauer James C
Executive Vice President
Disposition
Calculated transaction value
$403.39K
396.18 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Klauer James C
Executive Vice President
Disposition
Calculated transaction value
$450.75K
442.69 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Jewell Sarah Mr Sally
Director
Award
Calculated transaction value
$0
266 shares @ $0
Traded
Oct 22, 2026
Filed
Oct 26, 2026
James Hamilton E
Director
Award
Calculated transaction value
$0
266 shares @ $0
Traded
Oct 22, 2026
Filed
Oct 26, 2026
George Sarah Catherine
Executive Vice President
Disposition
Calculated transaction value
$56.79K
55.77 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
George Sarah Catherine
Executive Vice President
Disposition
Calculated transaction value
$63.6K
62.47 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
George Sarah Catherine
Executive Vice President
Disposition
Calculated transaction value
$35.46K
34.82 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
George Sarah Catherine
Executive Vice President
Disposition
Calculated transaction value
$47.56K
46.71 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
George Sarah Catherine
Executive Vice President
Disposition
Calculated transaction value
$61.08K
59.99 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Foulkes Helena
Director
Award
Calculated transaction value
$0
266 shares @ $0
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Denman Kenneth D
Director
Award
Calculated transaction value
$0
266 shares @ $0
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Decker Susan L
Director
Award
Calculated transaction value
$0
266 shares @ $0
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Barbre Tiffany Marie
Other
Award
Calculated transaction value
$0
1,965 shares @ $0
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Barbre Tiffany Marie
Other
Disposition
Calculated transaction value
$169.48K
166.45 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Barbre Tiffany Marie
Other
Disposition
Calculated transaction value
$95.66K
93.95 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Barbre Tiffany Marie
Other
Disposition
Calculated transaction value
$103.38K
101.54 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Barbre Tiffany Marie
Other
Disposition
Calculated transaction value
$86.14K
84.6 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Barbre Tiffany Marie
Other
Disposition
Calculated transaction value
$91.87K
90.23 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Adamo Claudine
Executive Vice President
Disposition
Calculated transaction value
$98.71K
96.94 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Adamo Claudine
Executive Vice President
Disposition
Calculated transaction value
$112.99K
110.97 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Adamo Claudine
Executive Vice President
Disposition
Calculated transaction value
$201.9K
198.29 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Adamo Claudine
Executive Vice President
Disposition
Calculated transaction value
$180.28K
177.06 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Adamo Claudine
Executive Vice President
Disposition
Calculated transaction value
$110.58K
108.61 shares @ $1.02K
Traded
Oct 22, 2026
Filed
Oct 26, 2026
Wilcox William Richard
Executive Vice President
Sale
Calculated transaction value
$1.05M
1,100 shares @ $958.21
Traded
Oct 13, 2026
Filed
Oct 14, 2026
Frates Caton
Sr. Executive Vice President
Sale
Calculated transaction value
$733.33K
800.64 shares @ $915.93
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Adamo Claudine
Executive Vice President
Sale
Calculated transaction value
$2.02M
2,200 shares @ $915.93
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Wilcox William Richard
Executive Vice President
Disposition
Calculated transaction value
$1.75M
1934.61 shares @ $902.38
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Wilcox William Richard
Executive Vice President
Award
Calculated transaction value
$0
4,129 shares @ $0
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Rubanenko Yoram
Executive Vice President
Disposition
Calculated transaction value
$1.53M
1695.95 shares @ $902.38
Traded
Sep 10, 2026
Filed
Sep 14, 2026