Costco Wholesale Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
| 2016-01-28 | 148.55 | 149.97 | 147.81 | 149.59 | 125.32 | 2,076,251 |
| 2016-01-27 | 149.29 | 149.59 | 146.72 | 147.73 | 123.76 | 2,189,485 |
| 2016-01-26 | 150.78 | 151.72 | 148.30 | 148.50 | 124.41 | 2,828,570 |
| 2016-01-25 | 154.07 | 154.48 | 150.55 | 150.78 | 126.32 | 1,820,623 |
| 2016-01-22 | 152.18 | 153.71 | 151.65 | 153.69 | 128.75 | 2,544,068 |
| 2016-01-21 | 148.97 | 151.24 | 148.11 | 150.38 | 125.98 | 2,212,441 |
| 2016-01-20 | 148.46 | 150.00 | 144.91 | 148.82 | 124.67 | 3,796,826 |
| 2016-01-19 | 151.79 | 152.00 | 149.58 | 150.47 | 126.06 | 2,242,568 |
| 2016-01-15 | 149.29 | 151.52 | 148.25 | 150.39 | 125.99 | 2,975,372 |
| 2016-01-14 | 151.96 | 154.16 | 151.33 | 153.18 | 128.33 | 2,281,478 |
| 2016-01-13 | 155.97 | 156.02 | 151.88 | 152.12 | 127.44 | 2,157,501 |
| 2016-01-12 | 155.71 | 156.43 | 154.94 | 156.06 | 130.73 | 2,215,581 |
| 2016-01-11 | 152.30 | 155.96 | 152.12 | 154.72 | 129.62 | 2,164,781 |
| 2016-01-08 | 155.28 | 155.30 | 151.81 | 152.11 | 127.43 | 3,156,190 |
| 2016-01-07 | 154.85 | 157.06 | 153.55 | 154.82 | 129.70 | 3,826,032 |
| 2016-01-06 | 158.36 | 159.80 | 157.63 | 158.45 | 132.74 | 2,033,414 |
| 2016-01-05 | 160.17 | 161.23 | 159.45 | 159.93 | 133.98 | 2,127,674 |
| 2016-01-04 | 159.81 | 160.10 | 157.87 | 159.54 | 133.65 | 2,640,789 |
| 2015-12-31 | 162.08 | 164.00 | 161.50 | 161.50 | 135.30 | 1,873,399 |
| 2015-12-30 | 162.96 | 163.45 | 162.51 | 162.71 | 136.31 | 889,858 |
| 2015-12-29 | 161.90 | 163.23 | 161.52 | 162.66 | 136.27 | 1,169,600 |
| 2015-12-28 | 161.05 | 162.26 | 160.40 | 161.16 | 135.01 | 1,124,723 |
| 2015-12-24 | 161.85 | 162.33 | 161.44 | 161.75 | 135.51 | 491,044 |
| 2015-12-23 | 162.43 | 162.43 | 160.78 | 161.71 | 135.47 | 1,580,959 |
| 2015-12-22 | 159.90 | 161.39 | 159.03 | 161.23 | 135.07 | 1,742,060 |
| 2015-12-21 | 158.81 | 159.43 | 157.33 | 159.39 | 133.53 | 1,453,487 |
| 2015-12-18 | 159.79 | 160.68 | 157.60 | 157.70 | 132.11 | 4,295,780 |
| 2015-12-17 | 162.44 | 163.58 | 160.60 | 160.68 | 134.61 | 1,704,232 |
| 2015-12-16 | 161.95 | 163.25 | 160.00 | 162.76 | 136.35 | 2,196,261 |
| 2015-12-15 | 163.32 | 163.74 | 160.72 | 161.29 | 135.12 | 2,378,746 |
| 2015-12-14 | 160.09 | 161.88 | 159.41 | 161.84 | 135.58 | 2,434,039 |
| 2015-12-11 | 159.73 | 161.20 | 159.36 | 160.02 | 134.06 | 2,511,206 |
| 2015-12-10 | 160.93 | 163.41 | 160.61 | 161.86 | 135.60 | 3,653,253 |
| 2015-12-09 | 162.72 | 163.89 | 158.22 | 159.72 | 133.80 | 9,527,026 |
| 2015-12-08 | 166.74 | 169.73 | 165.87 | 168.87 | 141.47 | 3,158,481 |
| 2015-12-07 | 167.33 | 167.50 | 165.55 | 167.12 | 140.00 | 2,791,904 |
| 2015-12-04 | 164.12 | 167.24 | 164.01 | 166.80 | 139.74 | 2,578,560 |
| 2015-12-03 | 164.51 | 166.10 | 163.31 | 163.67 | 137.11 | 3,439,954 |
| 2015-12-02 | 161.71 | 162.44 | 160.63 | 161.09 | 134.95 | 1,585,668 |
| 2015-12-01 | 162.02 | 163.04 | 160.74 | 161.29 | 135.12 | 1,939,747 |
| 2015-11-30 | 164.17 | 164.44 | 160.79 | 161.42 | 135.23 | 3,063,831 |
| 2015-11-27 | 163.11 | 164.41 | 162.49 | 163.58 | 137.04 | 866,279 |
| 2015-11-25 | 162.04 | 163.00 | 161.14 | 162.39 | 136.04 | 1,828,003 |
| 2015-11-24 | 162.26 | 163.92 | 161.00 | 162.19 | 135.87 | 2,799,458 |
| 2015-11-23 | 163.53 | 163.90 | 162.73 | 163.45 | 136.93 | 1,174,280 |
| 2015-11-20 | 164.16 | 164.47 | 162.75 | 163.10 | 136.64 | 2,051,047 |
| 2015-11-19 | 161.69 | 163.20 | 161.44 | 162.83 | 136.41 | 2,959,265 |
| 2015-11-18 | 158.89 | 161.40 | 157.83 | 161.25 | 135.09 | 2,152,039 |
| 2015-11-17 | 157.35 | 159.92 | 157.02 | 158.89 | 133.11 | 2,500,021 |
| 2015-11-16 | 153.81 | 156.47 | 153.24 | 156.45 | 131.07 | 1,778,398 |
| 2015-11-13 | 155.07 | 155.25 | 153.23 | 153.67 | 128.74 | 2,459,917 |
| 2015-11-12 | 156.12 | 156.98 | 155.40 | 156.00 | 130.69 | 1,657,385 |
| 2015-11-11 | 155.98 | 157.43 | 155.18 | 156.39 | 131.02 | 1,865,640 |
| 2015-11-10 | 155.13 | 156.46 | 154.60 | 156.41 | 131.03 | 1,701,804 |
| 2015-11-09 | 156.81 | 157.10 | 153.89 | 155.16 | 129.65 | 2,291,054 |
| 2015-11-06 | 156.49 | 157.96 | 155.67 | 157.55 | 131.65 | 1,749,784 |
| 2015-11-05 | 154.15 | 156.81 | 154.02 | 156.27 | 130.58 | 2,550,323 |
| 2015-11-04 | 159.00 | 159.03 | 156.90 | 157.15 | 131.31 | 1,653,072 |
| 2015-11-03 | 158.40 | 159.22 | 157.38 | 158.80 | 132.69 | 1,531,102 |
| 2015-11-02 | 158.99 | 159.31 | 157.65 | 159.15 | 132.98 | 1,260,658 |
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.