Costco Wholesale Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2016-04-25 | 149.98 | 151.68 | 149.47 | 151.51 | 127.27 | 1,248,994 |
| 2016-04-22 | 151.05 | 151.81 | 149.36 | 149.92 | 125.94 | 2,233,857 |
| 2016-04-21 | 152.49 | 152.74 | 150.69 | 151.42 | 127.20 | 2,097,632 |
| 2016-04-20 | 153.72 | 153.89 | 152.60 | 152.74 | 128.30 | 1,308,764 |
| 2016-04-19 | 153.78 | 153.90 | 152.49 | 153.68 | 129.09 | 1,579,018 |
| 2016-04-18 | 152.78 | 153.71 | 152.27 | 153.30 | 128.77 | 1,335,762 |
| 2016-04-15 | 151.96 | 153.81 | 151.84 | 153.17 | 128.67 | 2,675,923 |
| 2016-04-14 | 152.59 | 152.91 | 151.14 | 151.40 | 127.18 | 2,419,999 |
| 2016-04-13 | 151.57 | 152.08 | 150.59 | 151.88 | 127.58 | 2,079,230 |
| 2016-04-12 | 149.60 | 150.68 | 148.51 | 150.52 | 126.44 | 2,268,547 |
| 2016-04-11 | 151.34 | 151.94 | 148.97 | 149.05 | 125.20 | 2,278,997 |
| 2016-04-08 | 152.98 | 152.98 | 150.92 | 151.65 | 127.39 | 2,008,484 |
| 2016-04-07 | 154.42 | 154.58 | 151.48 | 152.03 | 127.71 | 4,050,063 |
| 2016-04-06 | 155.81 | 157.41 | 155.22 | 156.77 | 131.69 | 1,572,623 |
| 2016-04-05 | 157.89 | 158.00 | 155.72 | 155.99 | 131.03 | 1,855,613 |
| 2016-04-04 | 158.68 | 158.99 | 156.46 | 157.73 | 132.50 | 1,458,737 |
| 2016-04-01 | 157.87 | 159.09 | 157.00 | 158.25 | 132.93 | 1,531,803 |
| 2016-03-31 | 157.96 | 159.80 | 157.52 | 157.58 | 132.37 | 2,692,398 |
| 2016-03-30 | 155.91 | 158.24 | 155.65 | 157.60 | 132.39 | 2,642,666 |
| 2016-03-29 | 152.77 | 155.46 | 152.52 | 155.26 | 130.42 | 1,655,948 |
| 2016-03-28 | 151.80 | 153.94 | 151.78 | 152.67 | 128.25 | 1,767,422 |
| 2016-03-24 | 153.24 | 154.08 | 150.85 | 151.43 | 127.20 | 2,506,494 |
| 2016-03-23 | 152.18 | 153.93 | 151.64 | 153.51 | 128.95 | 2,127,269 |
| 2016-03-22 | 153.21 | 153.81 | 152.00 | 152.23 | 127.88 | 1,943,110 |
| 2016-03-21 | 152.82 | 154.35 | 152.47 | 153.94 | 129.31 | 1,367,376 |
| 2016-03-18 | 154.58 | 154.70 | 152.77 | 153.15 | 128.65 | 3,611,696 |
| 2016-03-17 | 153.82 | 154.74 | 153.59 | 153.84 | 129.23 | 1,583,525 |
| 2016-03-16 | 153.70 | 155.00 | 152.63 | 154.06 | 129.41 | 1,485,483 |
| 2016-03-15 | 151.80 | 154.42 | 151.80 | 154.18 | 129.51 | 1,399,036 |
| 2016-03-14 | 152.26 | 153.30 | 151.65 | 152.67 | 128.25 | 1,218,407 |
| 2016-03-11 | 153.85 | 154.00 | 151.40 | 152.71 | 128.28 | 1,829,936 |
| 2016-03-10 | 153.21 | 154.69 | 151.05 | 152.87 | 128.41 | 1,413,364 |
| 2016-03-09 | 151.35 | 153.50 | 151.31 | 153.05 | 128.56 | 2,395,294 |
| 2016-03-08 | 147.66 | 151.92 | 147.10 | 150.95 | 126.80 | 3,156,267 |
| 2016-03-07 | 149.96 | 150.89 | 147.60 | 148.17 | 124.47 | 3,165,743 |
| 2016-03-04 | 151.74 | 151.77 | 150.03 | 150.90 | 126.76 | 2,155,572 |
| 2016-03-03 | 148.56 | 151.96 | 147.38 | 151.60 | 127.35 | 5,552,633 |
| 2016-03-02 | 151.13 | 152.95 | 150.39 | 152.79 | 128.35 | 2,947,574 |
| 2016-03-01 | 150.40 | 151.20 | 149.38 | 150.52 | 126.44 | 2,681,404 |
| 2016-02-29 | 149.99 | 152.30 | 149.69 | 150.03 | 126.03 | 3,123,546 |
| 2016-02-26 | 153.09 | 153.41 | 148.76 | 149.68 | 125.73 | 3,800,789 |
| 2016-02-25 | 154.69 | 154.88 | 152.86 | 154.72 | 129.97 | 1,746,889 |
| 2016-02-24 | 150.03 | 154.41 | 149.66 | 153.87 | 129.25 | 2,590,074 |
| 2016-02-23 | 149.89 | 151.76 | 149.12 | 150.36 | 126.31 | 1,850,645 |
| 2016-02-22 | 149.63 | 150.18 | 148.49 | 150.06 | 126.05 | 2,161,275 |
| 2016-02-19 | 149.00 | 149.14 | 146.85 | 148.70 | 124.91 | 2,471,711 |
| 2016-02-18 | 149.13 | 149.84 | 146.82 | 148.65 | 124.87 | 2,894,302 |
| 2016-02-17 | 149.75 | 151.98 | 148.91 | 150.91 | 126.77 | 2,174,598 |
| 2016-02-16 | 149.35 | 150.64 | 147.70 | 149.11 | 125.26 | 2,186,423 |
| 2016-02-12 | 147.98 | 149.27 | 147.00 | 148.65 | 124.87 | 1,951,826 |
| 2016-02-11 | 147.13 | 148.39 | 144.76 | 146.65 | 123.19 | 2,198,097 |
| 2016-02-10 | 149.37 | 150.17 | 147.58 | 148.05 | 124.36 | 2,189,557 |
| 2016-02-09 | 146.24 | 149.72 | 146.23 | 147.94 | 123.94 | 3,228,334 |
| 2016-02-08 | 142.74 | 147.55 | 141.62 | 147.02 | 123.17 | 3,782,043 |
| 2016-02-05 | 143.27 | 145.20 | 142.40 | 143.99 | 120.63 | 4,079,344 |
| 2016-02-04 | 145.00 | 145.14 | 141.79 | 143.28 | 120.03 | 5,340,490 |
| 2016-02-03 | 149.28 | 149.98 | 145.45 | 146.70 | 122.90 | 2,547,038 |
| 2016-02-02 | 149.99 | 150.79 | 148.11 | 148.50 | 124.41 | 1,931,427 |
| 2016-02-01 | 150.84 | 152.19 | 150.19 | 151.25 | 126.71 | 2,142,044 |
| 2016-01-29 | 149.50 | 151.62 | 146.91 | 151.12 | 126.60 | 3,221,346 |
Stock splits
| Date | Split (new : old) |
|---|
| 2000-01-14 | 2:1 |
| 1993-10-22 | 2:1 |
Dividends
| Ex-date | Amount |
|---|
| 2026-07-24 | 1.4700 USD |
| 2026-05-01 | 1.4700 USD |
| 2026-01-30 | 1.3000 USD |
| 2025-10-31 | 1.3000 USD |
| 2025-08-01 | 1.3000 USD |
| 2025-05-02 | 1.3000 USD |
| 2025-02-07 | 1.1600 USD |
| 2024-11-01 | 1.1600 USD |
| 2024-07-26 | 1.1600 USD |
| 2024-04-25 | 1.1600 USD |
| 2024-02-01 | 1.0200 USD |
| 2023-12-27 | 15.0000 USD |
| 2023-11-02 | 1.0200 USD |
| 2023-08-24 | 1.0200 USD |
| 2023-05-04 | 1.0200 USD |
| 2023-02-02 | 0.9000 USD |
| 2022-10-27 | 0.9000 USD |
| 2022-07-28 | 0.9000 USD |
| 2022-04-28 | 0.9000 USD |
| 2022-02-03 | 0.7900 USD |
| 2021-10-28 | 0.7900 USD |
| 2021-07-29 | 0.7900 USD |
| 2021-04-29 | 0.7900 USD |
| 2021-02-04 | 0.7000 USD |
| 2020-12-01 | 10.0000 USD |
| 2020-10-29 | 0.7000 USD |
| 2020-07-30 | 0.7000 USD |
| 2020-04-30 | 0.7000 USD |
| 2020-02-06 | 0.6500 USD |
| 2019-10-31 | 0.6500 USD |
| 2019-08-29 | 0.6500 USD |
| 2019-05-09 | 0.6500 USD |
| 2019-02-07 | 0.5700 USD |
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.