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
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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
135 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| 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 | |
| Donald J Trump Executive branch official | Sep 22, 2026 61-day lag | Sale Jul 23, 2026 | $100K - $250K Reported range | OGE 278-T View filing | |
| Donald J Trump Executive branch official | Sep 22, 2026 64-day lag | Sale Jul 20, 2026 | $1M - $5M Reported range | OGE 278-T 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 | |
| Rubanenko Yoram Executive Vice President | Sep 14, 2026 4-day lag | Award Sep 10, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Riel Pierre Executive Vice President | Sep 14, 2026 4-day lag | Award Sep 10, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Riel Pierre Executive Vice President | Sep 14, 2026 4-day lag | Disposition Sep 10, 2026 | $1.41M Filed shares x price | SEC Form 4 View filing | |
| Klauer James C Executive Vice President | Sep 14, 2026 4-day lag | Disposition Sep 10, 2026 | $844.73K Filed shares x price | SEC Form 4 View filing | |
| Klauer James C Executive Vice President | Sep 14, 2026 4-day lag | Award Sep 10, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Jones Teresa A. Executive Vice President | Sep 14, 2026 4-day lag | Disposition Sep 10, 2026 | $1.32M Filed shares x price | SEC Form 4 View filing | |
| Jones Teresa A. Executive Vice President | Sep 14, 2026 4-day lag | Award Sep 10, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Frates Caton Executive Vice President | Sep 14, 2026 4-day lag | Disposition Sep 10, 2026 | $1.49M Filed shares x price | SEC Form 4 View filing | |
| Frates Caton Executive Vice President | Sep 14, 2026 4-day lag | Award Sep 10, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Adamo Claudine Executive Vice President | Sep 14, 2026 4-day lag | Award Sep 10, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Adamo Claudine Executive Vice President | Sep 14, 2026 4-day lag | Disposition Sep 10, 2026 | $827.2K Filed shares x price | SEC Form 4 View filing | |
| Donald J Trump Executive branch official | Aug 22, 2026 68-day lag | Buy Jun 15, 2026 | $1K - $15K Reported range | OGE 278-T View filing | |
| Donald J Trump Executive branch official | Aug 22, 2026 71-day lag | Sale Jun 12, 2026 | $1K - $15K Reported range | OGE 278-T View filing | |
| Hon. Richard Dean Dr Mccormick U.S. House member | Aug 14, 2026 15-day lag | Sale Jul 30, 2026 | $1K - $15K Reported range | House PTR View filing | |
| Markwayne Mullin Executive branch official | Jul 25, 2026 45-day lag | Sale Jun 10, 2026 | $100K Reported range | OGE 278-T View filing | |
| Hon. Dan Newhouse U.S. House member | Jul 17, 2026 7-day lag | Buy Jul 10, 2026 | $1K - $15K Reported range | House PTR View filing | |
| R AI Kes Jeffrey S Director | Jul 14, 2026 4-day lag | Gift Jul 10, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Donald J Trump Executive branch official | Jul 1, 2026 51-day lag | Buy May 11, 2026 | $1K - $15K Reported range | OGE 278-T View filing | |
| Donald J Trump Executive branch official | Jul 1, 2026 77-day lag | Buy Apr 15, 2026 | $15K - $50K Reported range | OGE 278-T View filing | |
| Donald J Trump Executive branch official | Jul 1, 2026 82-day lag | Sale Apr 10, 2026 | $1K - $15K Reported range | OGE 278-T View filing | |
| Denman Kenneth D Director | Jun 25, 2026 2-day lag | Sale Jun 23, 2026 | $847.35K Filed shares x price | SEC Form 4 View filing | |
| Donald J Trump Executive branch official | May 14, 2026 50-day lag | Buy Mar 25, 2026 | $15K - $50K Reported range | OGE 278-T View filing | |
| Donald J Trump Executive branch official | May 14, 2026 93-day lag | Buy Feb 10, 2026 | $1M - $5M Reported range | OGE 278-T View filing |
Adamo Claudine
Executive Vice President
Sale
Calculated transaction value
$2.02M
2,200 shares @ $915.93
Traded
Sep 29, 2026
Filed
Sep 30, 2026
Donald J Trump
Executive branch official
Sale
Reported value range
$100K - $250K
Not reported
Traded
Jul 23, 2026
Filed
Sep 22, 2026
Donald J Trump
Executive branch official
Sale
Reported value range
$1M - $5M
Not reported
Traded
Jul 20, 2026
Filed
Sep 22, 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
Rubanenko Yoram
Executive Vice President
Award
Calculated transaction value
$0
4,129 shares @ $0
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Riel Pierre
Executive Vice President
Award
Calculated transaction value
$0
4,552 shares @ $0
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Riel Pierre
Executive Vice President
Disposition
Calculated transaction value
$1.41M
1561.66 shares @ $902.38
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Klauer James C
Executive Vice President
Disposition
Calculated transaction value
$844.73K
936.12 shares @ $902.38
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Klauer James C
Executive Vice President
Award
Calculated transaction value
$0
4,129 shares @ $0
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Jones Teresa A.
Executive Vice President
Disposition
Calculated transaction value
$1.32M
1458.54 shares @ $902.38
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Jones Teresa A.
Executive Vice President
Award
Calculated transaction value
$0
4,129 shares @ $0
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Frates Caton
Executive Vice President
Disposition
Calculated transaction value
$1.49M
1654.36 shares @ $902.38
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Frates Caton
Executive Vice President
Award
Calculated transaction value
$0
4,552 shares @ $0
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Adamo Claudine
Executive Vice President
Award
Calculated transaction value
$0
4,129 shares @ $0
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Adamo Claudine
Executive Vice President
Disposition
Calculated transaction value
$827.2K
916.68 shares @ $902.38
Traded
Sep 10, 2026
Filed
Sep 14, 2026
Donald J Trump
Executive branch official
Buy
Reported value range
$1K - $15K
Not reported
Traded
Jun 15, 2026
Filed
Aug 22, 2026
Donald J Trump
Executive branch official
Sale
Reported value range
$1K - $15K
Not reported
Traded
Jun 12, 2026
Filed
Aug 22, 2026
Hon. Richard Dean Dr Mccormick
U.S. House member
Sale
Reported value range
$1K - $15K
Not reported
Traded
Jul 30, 2026
Filed
Aug 14, 2026
Markwayne Mullin
Executive branch official
Sale
Reported value range
$100K
Not reported
Traded
Jun 10, 2026
Filed
Jul 25, 2026
Hon. Dan Newhouse
U.S. House member
Buy
Reported value range
$1K - $15K
Not reported
Traded
Jul 10, 2026
Filed
Jul 17, 2026
R AI Kes Jeffrey S
Director
Gift
Calculated transaction value
$0
5,249 shares @ $0
Traded
Jul 10, 2026
Filed
Jul 14, 2026
Donald J Trump
Executive branch official
Buy
Reported value range
$1K - $15K
Not reported
Traded
May 11, 2026
Filed
Jul 1, 2026
Donald J Trump
Executive branch official
Buy
Reported value range
$15K - $50K
Not reported
Traded
Apr 15, 2026
Filed
Jul 1, 2026
Donald J Trump
Executive branch official
Sale
Reported value range
$1K - $15K
Not reported
Traded
Apr 10, 2026
Filed
Jul 1, 2026
Denman Kenneth D
Director
Sale
Calculated transaction value
$847.35K
885 shares @ $957.45
Traded
Jun 23, 2026
Filed
Jun 25, 2026
Donald J Trump
Executive branch official
Buy
Reported value range
$15K - $50K
Not reported
Traded
Mar 25, 2026
Filed
May 14, 2026
Donald J Trump
Executive branch official
Buy
Reported value range
$1M - $5M
Not reported
Traded
Feb 10, 2026
Filed
May 14, 2026