Costco Wholesale Corp (COST) stock
COSTNasdaqRetail-Variety StoresFiscal year ends August 30
Financials through Q4 FY2026, quarter ended Aug 30, 2026Last filing: 10-K on Oct 7, 2026Score 17/3070% above fair value
$1106.21+14.00 (+1.28%)
Close on Nov 13, 2026Market cap $490.19BP/E 53.3Yield 0.50%
Costco Wholesale operating margin
Operating margin is operating income as a percentage of revenue.
Costco Wholesale's operating margin for the twelve months ending Aug 30, 2026 was 3.9%. For fiscal 2026 it was 3.9%, against 3.8% the year before. The highest annual figure on record is 3.9% in fiscal 2026.
Annual operating margin
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| FY2026 | Aug 30, 2026 | 3.9% | +0.1 |
| FY2025 | Aug 31, 2025 | 3.8% | +0.1 |
| FY2024 | Sep 1, 2024 | 3.6% | +0.3 |
| FY2023 | Sep 3, 2023 | 3.3% | −0.1 |
| FY2022 | Aug 28, 2022 | 3.4% | +0.0 |
| FY2021 | Aug 29, 2021 | 3.4% | +0.2 |
| FY2020 | Aug 30, 2020 | 3.3% | +0.2 |
| FY2019 | Sep 1, 2019 | 3.1% | −0.1 |
| FY2018 | Sep 2, 2018 | 3.2% | −0.0 |
| FY2017 | Sep 3, 2017 | 3.2% | +0.1 |
| FY2016 | Aug 28, 2016 | 3.1% | −0.0 |
| FY2015 | Aug 30, 2015 | 3.1% | +0.3 |
| FY2014 | Aug 31, 2014 | 2.9% | −0.0 |
| FY2013 | Sep 1, 2013 | 2.9% | +0.1 |
| FY2012 | Sep 2, 2012 | 2.8% | +0.0 |
| FY2011 | Aug 28, 2011 | 2.7% | +0.1 |
| FY2010 | Aug 29, 2010 | 2.7% | +0.2 |
| FY2009 | Aug 30, 2009 | 2.5% | −0.2 |
| FY2008 | Aug 31, 2008 | 2.7% | – |
Quarterly operating margin
Change is against the same quarter a year earlier.
Periods
| Period | Period end | Value | Change (pts) |
|---|---|---|---|
| Q4 FY2026CQ3 2026 | Aug 30, 2026 | 4.0% | +0.1 |
| Q3 FY2026CQ2 2026 | May 10, 2026 | 4.0% | −0.0 |
| Q2 FY2026CQ1 2026 | Feb 15, 2026 | 3.7% | +0.1 |
| Q1 FY2026CQ4 2025 | Nov 23, 2025 | 3.7% | +0.1 |
| Q4 FY2025CQ3 2025 | Aug 31, 2025 | 3.9% | +0.1 |
| Q3 FY2025CQ2 2025 | May 11, 2025 | 4.0% | +0.2 |
| Q2 FY2025CQ1 2025 | Feb 16, 2025 | 3.6% | +0.1 |
| Q1 FY2025CQ4 2024 | Nov 24, 2024 | 3.5% | +0.1 |
| Q4 FY2024CQ3 2024 | Sep 1, 2024 | 3.8% | +0.3 |
| Q3 FY2024CQ2 2024 | May 12, 2024 | 3.8% | +0.6 |
| Q2 FY2024CQ1 2024 | Feb 18, 2024 | 3.5% | +0.1 |
| Q1 FY2024CQ4 2023 | Nov 26, 2023 | 3.4% | +0.2 |
| Q4 FY2023CQ3 2023 | Sep 3, 2023 | 3.5% | +0.1 |
| Q3 FY2023CQ2 2023 | May 7, 2023 | 3.1% | −0.3 |
| Q2 FY2023CQ1 2023 | Feb 12, 2023 | 3.4% | −0.0 |
| Q1 FY2023CQ4 2022 | Nov 20, 2022 | 3.2% | −0.1 |
| Q4 FY2022CQ3 2022 | Aug 28, 2022 | 3.5% | −0.2 |
| Q3 FY2022CQ2 2022 | May 8, 2022 | 3.4% | −0.3 |
| Q2 FY2022CQ1 2022 | Feb 13, 2022 | 3.5% | +0.5 |
| Q1 FY2022CQ4 2021 | Nov 21, 2021 | 3.4% | +0.1 |
| Q4 FY2021CQ3 2021 | Aug 29, 2021 | 3.6% | +0.0 |
| Q3 FY2021CQ2 2021 | May 9, 2021 | 3.7% | +0.5 |
| Q2 FY2021CQ1 2021 | Feb 14, 2021 | 3.0% | −0.2 |
| Q1 FY2021CQ4 2020 | Nov 22, 2020 | 3.3% | +0.4 |
| Q4 FY2020CQ3 2020 | Aug 30, 2020 | 3.6% | +0.5 |
| Q3 FY2020CQ2 2020 | May 10, 2020 | 3.2% | −0.1 |
| Q2 FY2020CQ1 2020 | Feb 16, 2020 | 3.2% | −0.2 |
| Q1 FY2020CQ4 2019 | Nov 24, 2019 | 2.9% | +0.2 |
| Q4 FY2019CQ3 2019 | Sep 1, 2019 | 3.1% | −0.2 |
| Q3 FY2019CQ2 2019 | May 12, 2019 | 3.2% | −0.1 |
| Q2 FY2019CQ1 2019 | Feb 17, 2019 | 3.4% | +0.3 |
| Q1 FY2019CQ4 2018 | Nov 25, 2018 | 2.7% | −0.3 |
| Q4 FY2018CQ3 2018 | Sep 2, 2018 | 3.3% | −0.2 |
| Q3 FY2018CQ2 2018 | May 13, 2018 | 3.3% | −0.1 |
| Q2 FY2018CQ1 2018 | Feb 18, 2018 | 3.1% | +0.2 |
| Q1 FY2018CQ4 2017 | Nov 26, 2017 | 3.0% | −0.0 |
| Q4 FY2017CQ3 2017 | Sep 3, 2017 | 3.4% | – |
| Q3 FY2017CQ2 2017 | May 7, 2017 | 3.4% | – |
| Q2 FY2017CQ1 2017 | Feb 12, 2017 | 2.8% | – |
| Q1 FY2017CQ4 2016 | Nov 20, 2016 | 3.0% | – |
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