Costco Wholesale Corporation(COST)Company Profile & BusinessNASDAQ
Business, leadership and ownership
Company Profile
Business overview, scale, and footprint
Business Overview
Costco Wholesale Corporation, together with its subsidiaries, engages in the operation of membership warehouses in the United States, Puerto Rico, Canada, Mexico, Japan, the United Kingdom, Korea, Australia, Taiwan, China, Spain, France, Sweden, Iceland, and New Zealand. It offers merchandise, including sundries, dry groceries, candies, coolers, freezers, liquor, and tobacco; non-food merchandise comprising consumer electronics, appliances, small electrics, health and beauty aids, hardware, lawn and garden, sporting goods, tires, toys and seasonal, automotive, stamps, tickets, apparel, furniture, domestics, housewares, special order kiosks, and jewelry; and fresh food, such as meat, produce, deli, and bakery products. The company is also involved in warehouse ancillary operations, which include gasoline, pharmacies, food courts, optical, hearing aids, and tire installation centers.
In addition, it engages in e-commerce, business centers, travel, and other businesses. Further, the company operates e-commerce sites; and offers branded and private-label products in various categories.
The company was formerly known as Costco Companies, Inc. and changed its name to Costco Wholesale Corporation in August 1999. Costco Wholesale Corporation was founded in 1976 and is based in Issaquah, Washington.
Insider Transactions
Open-market activity and option exercises
Insider Activity Summary
Insider trading activity for Costco Wholesale Corporation (COST) between Jul 15, 2024 and Oct 13, 2026 consists of 119 total transactions. Among these, company executives and board members conducted 105 buys (totaling 309,008 shares) and 14 sells (totaling 16,970.326 shares). This activity resulted in a net change of 292,037.674 shares, reflecting net buying interest with an estimated net sales value of $15.62M.
119 insider transactions found. Showing 10 of 119 transactions.
| Insider Name | Relation to Company | Shares Changed | Price | Transaction Date |
|---|---|---|---|---|
| Wilcox William Richard | Executive Vice President | -1,100 | $958.21 | Oct 13, 2026 |
| ADAMO CLAUDINE | Officer | 2,200 | $2.02 | Sep 29, 2026 |
| FRATES CATON | Officer | 800 | $0.73 | Sep 29, 2026 |
| Frates Caton | Sr. Executive Vice President | -800.638 | $915.93 | Sep 29, 2026 |
| Adamo Claudine | Executive Vice President | -2,200 | $915.93 | Sep 29, 2026 |
| ADAMO CLAUDINE | Officer | 4,129 | N/A | Sep 10, 2026 |
| RIEL PIERRE | Officer | 4,552 | N/A | Sep 10, 2026 |
| FRATES CATON | Officer | 4,552 | N/A | Sep 10, 2026 |
| JONES TERESA A | Officer | 4,129 | N/A | Sep 10, 2026 |
| WILCOX WILLIAM RICHARD | Officer | 4,129 | N/A | Sep 10, 2026 |
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