Costco is a multinational retail corporation that operates a chain of membership-based warehouse clubs.
It is one of the largest retail companies in the world and is known for offering a wide range of products at competitive prices to its members.
Here are the 10 largest Costco shareholders as of 9/18/2023.

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1. The Vanguard Group, Inc
- Ownership: 8.56%
- Shares Held: 37,931,186
2. BlackRock Fund Advisors
- Ownership: 4.55%
- Shares Held: 20,154,695
3. SSgA Funds Management, Inc
- Ownership: 4.31%
- Shares Held: 19,108,655
4. Geode Capital Management LLC
- Ownership: 1.90%
- Shares Held: 8,430,277
5. Fidelity Management & Research Co
- Ownership: 1.82%
- Shares Held: 8,083,551
6. Norges Bank Investment Management
- Ownership: 1.15%
- Shares Held: 5,101,521
7. AllianceBernstein LP
- Ownership: 1.03%
- Shares Held: 4,553,268
8. Northern Trust Investments, Inc
- Ownership: 1.00%
- Shares Held: 4,415,702
9. Morgan Stanley Smith Barney LLC
- Ownership: 0.99%
- Shares Held: 4,367,916
10. Jennison Associates LLC
- Ownership: 0.83%
- Shares Held: 3,696,631
Click here to check the current Share Price of Costco (COST) on Robinhood!
What Is Costco?

Costco is a multinational retail corporation that operates a chain of membership-based warehouse clubs.
It is one of the largest retail companies in the world and is known for offering a wide range of products at competitive prices to its members.
Here are some key features and aspects of Costco:
- Membership-Based: To shop at Costco, individuals and businesses must become members by paying an annual fee. There are different membership levels, such as Gold Star (for individuals) and Business (for businesses), each with its own benefits.
- Warehouse Clubs: Costco stores are often referred to as warehouse clubs because they are designed to sell products in bulk. Customers can find a variety of items, including groceries, electronics, appliances, furniture, clothing, and more.
- Private Label Brands: Costco offers a range of private label brands, including Kirkland Signature, which provides members with quality products at lower prices. Many customers appreciate the value and quality of Kirkland Signature products.
- Limited Product Selection: While Costco offers a wide variety of products, the selection of each product category is intentionally limited compared to traditional supermarkets or department stores. This allows Costco to focus on providing high-quality items and passing cost savings on to its members.
- Bulk Purchases: Costco encourages bulk purchasing, and many of its products are sold in larger quantities than what you might find at a typical retail store. This can be advantageous for individuals or businesses looking to save money by buying in bulk.
- Rotating Inventory: Costco's inventory can vary from one visit to another because they often carry seasonal or limited-time products. This "treasure hunt" aspect of Costco shopping can make each visit a unique experience.
- Services: In addition to retail products, Costco offers various services, such as auto and home insurance, travel bookings, pharmacy services, and a food court with low-cost meals and snacks.
- Corporate Responsibility: Costco is known for its commitment to corporate social responsibility, including initiatives related to sustainability, employee benefits, and ethical sourcing.
Costco has a loyal customer base and is popular for its combination of value, quality, and the overall shopping experience it provides to its members.
It operates numerous stores in countries around the world and continues to expand its reach.
