Costco
Costco Wholesale Corporation (Nasdaq: COST) operates membership warehouses and e-commerce sites, selling a limited selection of branded and private-label merchandise across foods and sundries, non-foods, fresh foods, gasoline, pharmacy, optical, and other categories. Its members include individual shoppers and… From the company’s description.
In fiscal 2026, Costco reported revenue of $303.15B, up 10.1% from fiscal 2025, and net income of $9.23B. Its operating margin was 3.9%, and operations generated $15.82B in cash.
Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure.
What Costco does
In the company’s own words
Costco Wholesale Corporation (Nasdaq: COST) operates membership warehouses and e-commerce sites, selling a limited selection of branded and private-label merchandise across foods and sundries, non-foods, fresh foods, gasoline, pharmacy, optical, and other categories. Its members include individual shoppers and businesses; business centers also serve food-service operators, convenience stores, and offices, while Costco Travel offers member-only vacation packages, car rentals, and cruises. The company operates in the United States and Puerto Rico, Canada, Mexico, Japan, the United Kingdom, Korea, Australia, Taiwan, China, Spain, France, Sweden, Iceland, and New Zealand. Its U.S., Canada, and other international operations are its principal geographic segments. The Kirkland Signature private label is a major brand. Costco began operations in 1983 and had 939 warehouses worldwide at the end of fiscal 2026, when it employed 355,000 people. Digitally enabled sales and Costco Travel accounted for 11% of net sales in fiscal 2026. Its website is www.costco.com.
Company details
- Sector
- Consumer Staples
- Industry (SIC)
- Retail
- Headquarters
- ISSAQUAH, WA
- Fiscal year end
- August
- CIK
- 909832
- SIC
- 5331
Financial performance, year by year
Fiscal 2012–2026 · USDThe full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.
Who owns Costco — and what changed
Funds as of 2026Q2 · superinvestors as of 2026-06-30
Superinvestors in Costco · what they did last quarter
Share of each manager’s reported 13F portfolio. Change is in shares held, since the previous quarter.
Largest fund holders · Costco’s weight in each
Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.
Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.
Fund ownership is a subset of institutional 13F ownership — the two describe overlapping populations and must not be added together.
Could not be determined for this company: bond issues.
Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.
Recent filings
All filings →Each filing opens into its own statements and disclosures here.
Put this business in context.
Compare this company with peers, find it in your funds and follow its financial history with your connected AI:
- “How do Costco and its peers compare on margins and cash generation over ten years?”
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