Costco Wholesale Corp annual shares outstanding for fiscal TTM was 443 million shares, a decrease of 0.4% from 445 million shares in fiscal 2025. All figures are reported results from public filings — no estimates or projections.
| Shares Outstanding (annual) | TTM → 2026-05-31 | 2025-08-31 | 2024-08-31 | 2023-08-31 | 2022-08-31 | 2021-08-31 | 2020-08-31 | 2019-08-31 | 2018-08-31 | 2017-08-31 | 2016-08-31 | 2015-08-31 | 2014-08-31 | 2013-08-31 | 2012-08-31 | 2011-08-31 | 2010-08-31 | 2009-08-31 | 2008-08-31 | 2007-08-31 | 2006-08-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Shares Outstanding (M) | 443M | 445M | 445M | 444M | 445M | 444M | 444M | 443M | 442M | 441M | 441M | 443M | 442M | 441M | 439M | 443M | 446M | 440M | 444M | 458M | 480M |
USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).
| Shares Outstanding (quarterly) | 2026-05-31 | 2026-02-28 | 2025-11-30 | 2025-08-31 | 2025-05-31 | 2025-02-28 | 2024-11-30 | 2024-08-31 |
|---|---|---|---|---|---|---|---|---|
| Shares Outstanding (M) | 443M | 444M | 444M | 445M | 445M | 445M | 445M | 445M |
USD; $M / $B as marked. Newest period first. Source: public company filings (via Yahoo Finance aggregation).
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