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Costco Wholesale Corporation

Costco Wholesale CorporationCOST Shares Outstanding

Total shares outstanding each quarter, showing dilution from issuance or reduction from buybacks.

Shares Outstanding

Latest: 444M (Q4 FY2026)

Period Value
Q1 FY2021 444M
Q2 FY2021 444M
Q3 FY2021 444M
Q4 FY2021 442M
Q1 FY2022 445M
Q2 FY2022 445M
Q3 FY2022 445M
Q4 FY2022 443M
Q1 FY2023 445M
Q2 FY2023 444M
Q3 FY2023 444M
Q4 FY2023 443M
Q1 FY2024 444M
Q2 FY2024 445M
Q3 FY2024 445M
Q4 FY2024 443M
Q1 FY2025 445M
Q2 FY2025 445M
Q3 FY2025 445M
Q4 FY2025 445M
Q1 FY2026 445M
Q2 FY2026 444M
Q3 FY2026 444M
Q4 FY2026 444M

* In some reporting periods, diluted weighted-average shares are used instead of period-end shares outstanding. Please verify individual figures against the company's SEC filings.

Latest Shares Outstanding: 444M (Q4 FY2026); −0.1% YoY; +0.1% CAGR since Q1 FY2010 (16.75y).

Across the 57 quarters from Q1 FY2010 to Q4 FY2026, Shares Outstanding ranged from 432M in Q3 FY2012 to 445M in Q2 FY2022.

Chart and table show the latest 24 of 57 quarters.

Other COST Charts

More quarter-by-quarter fundamentals for Costco Wholesale Corporation

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Consumer Comparison

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