Who Owns Costco?
Updated onExplore the ownership hierarchy of Costco. See parent companies, holding structures, and ultimate controllers.
Ownership Chain
Costco Wholesale is a membership-only warehouse club chain that sells groceries, electronics, home and business supplies, services, and travel both in large-format warehouses and online.
Starts at $65 / per membership / yearly
Costco appears to be independent with no known parent company.
Costco Wholesale is a membership-only warehouse club chain that sells groceries, electronics, home and business supplies, services, and travel both in large-format warehouses and online.
Starts at $65 / per membership / yearly
Costco appears to be independent with no known parent company.
Major Shareholders
Costco
Major Shareholders
| Name | Type | Ownership | Voting | As of |
|---|---|---|---|---|
Vanguard Group Inc. Largest institutional shareholder; holds about 43.46M Costco shares (~9.81% of shares outstanding) as of Sept. 30, 2025. | Institutional | 9.8% | 9.8% | Sep 2025 |
BlackRock Inc. Second‑largest institutional holder; about 34.78M shares (~7.85% of outstanding shares) as of Sept. 30, 2025. | Institutional | 7.8% | 7.8% | Sep 2025 |
State Street Corporation Major index-fund provider; owns roughly 18.33M shares (~4.13% of Costco) as of June 30, 2025. | Institutional | 4.1% | 4.1% | Jun 2025 |
Geode Capital Management, LLC Sub‑adviser to many Vanguard index funds; holds about 10.36M Costco shares (~2.34%) as of Sept. 30, 2025. | Institutional | 2.3% | 2.3% | Sep 2025 |
Morgan Stanley Large global financial institution; reported owning ~9.57M shares (~2.16% of Costco) as of June 30, 2025. | Institutional | 2.2% | 2.2% | Jun 2025 |
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