Costco Wholesale Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-08-07 | 974.68 | 982.00 | 970.96 | 977.45 | 971.78 | 1,893,275 |
| 2025-08-06 | 943.63 | 970.55 | 942.66 | 968.56 | 962.94 | 2,752,994 |
| 2025-08-05 | 951.33 | 951.50 | 935.68 | 943.63 | 938.16 | 2,462,286 |
| 2025-08-04 | 952.60 | 960.18 | 948.66 | 955.37 | 949.83 | 2,389,907 |
| 2025-08-01 | 939.50 | 956.72 | 939.50 | 952.52 | 946.99 | 2,934,464 |
| 2025-07-31 | 925.36 | 945.95 | 925.00 | 939.64 | 932.90 | 2,564,353 |
| 2025-07-30 | 935.00 | 937.75 | 925.14 | 927.51 | 920.85 | 1,699,609 |
| 2025-07-29 | 933.99 | 941.79 | 927.38 | 934.57 | 927.86 | 2,065,880 |
| 2025-07-28 | 935.50 | 940.24 | 930.89 | 933.99 | 927.29 | 2,006,292 |
| 2025-07-25 | 936.30 | 941.29 | 934.35 | 935.48 | 928.77 | 1,827,655 |
| 2025-07-24 | 941.33 | 942.90 | 933.49 | 933.80 | 927.10 | 2,057,072 |
| 2025-07-23 | 942.38 | 948.50 | 936.00 | 941.19 | 934.44 | 2,401,619 |
| 2025-07-22 | 948.80 | 957.70 | 941.25 | 941.61 | 934.85 | 1,799,905 |
| 2025-07-21 | 951.51 | 955.76 | 946.60 | 947.56 | 940.76 | 1,742,426 |
| 2025-07-18 | 959.95 | 960.26 | 949.65 | 950.95 | 944.13 | 2,115,538 |
| 2025-07-17 | 950.36 | 954.75 | 947.51 | 953.91 | 947.06 | 2,280,638 |
| 2025-07-16 | 967.99 | 969.59 | 950.13 | 951.37 | 944.54 | 2,950,277 |
| 2025-07-15 | 979.25 | 980.25 | 966.66 | 967.68 | 960.74 | 1,878,003 |
| 2025-07-14 | 971.10 | 981.49 | 969.62 | 980.91 | 973.87 | 1,679,303 |
| 2025-07-11 | 973.29 | 978.98 | 965.70 | 970.33 | 963.37 | 1,941,995 |
| 2025-07-10 | 987.00 | 988.00 | 969.07 | 970.17 | 963.21 | 2,903,765 |
| 2025-07-09 | 988.39 | 988.39 | 972.28 | 982.09 | 975.04 | 2,922,574 |
| 2025-07-08 | 989.50 | 995.87 | 983.93 | 985.84 | 978.77 | 1,716,151 |
| 2025-07-07 | 985.00 | 992.89 | 976.20 | 992.18 | 985.06 | 1,832,591 |
| 2025-07-03 | 982.41 | 987.67 | 977.33 | 987.02 | 979.94 | 1,101,351 |
| 2025-07-02 | 983.87 | 985.70 | 976.87 | 982.36 | 975.31 | 1,606,122 |
| 2025-07-01 | 990.00 | 996.84 | 974.50 | 985.96 | 978.88 | 2,200,576 |
| 2025-06-30 | 985.16 | 991.74 | 979.75 | 989.94 | 982.84 | 2,127,591 |
| 2025-06-27 | 982.24 | 993.14 | 980.30 | 985.14 | 978.07 | 2,129,190 |
| 2025-06-26 | 987.73 | 987.73 | 976.50 | 982.91 | 975.86 | 2,262,786 |
| 2025-06-25 | 1,003.00 | 1,004.98 | 986.00 | 986.54 | 979.46 | 1,827,694 |
| 2025-06-24 | 1,005.84 | 1,005.84 | 992.07 | 1,001.92 | 994.73 | 2,385,103 |
| 2025-06-23 | 983.15 | 1,004.87 | 981.26 | 1,004.48 | 997.27 | 2,082,928 |
| 2025-06-20 | 983.99 | 988.66 | 973.90 | 980.29 | 973.26 | 3,255,699 |
| 2025-06-18 | 980.00 | 982.65 | 974.07 | 974.90 | 967.90 | 1,509,613 |
| 2025-06-17 | 983.00 | 986.10 | 976.20 | 977.72 | 970.70 | 1,668,225 |
| 2025-06-16 | 992.33 | 1,001.85 | 981.44 | 984.36 | 977.30 | 2,109,338 |
| 2025-06-13 | 999.08 | 1,003.59 | 988.67 | 990.21 | 983.10 | 1,785,964 |
| 2025-06-12 | 999.00 | 1,003.25 | 995.36 | 1,002.71 | 995.51 | 1,720,138 |
| 2025-06-11 | 1,002.44 | 1,005.44 | 993.38 | 996.78 | 989.63 | 2,459,835 |
| 2025-06-10 | 1,006.93 | 1,011.51 | 997.72 | 1,007.27 | 1,000.04 | 2,255,019 |
| 2025-06-09 | 1,012.42 | 1,013.35 | 996.97 | 1,006.18 | 998.96 | 1,696,711 |
| 2025-06-06 | 1,020.63 | 1,020.63 | 1,008.61 | 1,014.94 | 1,007.66 | 1,855,428 |
| 2025-06-05 | 1,050.00 | 1,051.05 | 1,006.01 | 1,010.81 | 1,003.56 | 3,297,524 |
| 2025-06-04 | 1,055.00 | 1,057.83 | 1,049.37 | 1,051.69 | 1,044.14 | 1,422,086 |
| 2025-06-03 | 1,054.15 | 1,067.08 | 1,043.26 | 1,055.59 | 1,048.01 | 1,992,850 |
| 2025-06-02 | 1,034.27 | 1,060.50 | 1,034.27 | 1,056.85 | 1,049.27 | 2,148,004 |
| 2025-05-30 | 1,002.30 | 1,052.49 | 1,002.00 | 1,040.18 | 1,032.72 | 5,403,837 |
| 2025-05-29 | 1,016.01 | 1,017.54 | 1,003.60 | 1,008.74 | 1,001.50 | 2,023,815 |
| 2025-05-28 | 1,017.05 | 1,024.62 | 1,012.96 | 1,013.14 | 1,005.87 | 1,674,743 |
| 2025-05-27 | 1,015.00 | 1,018.95 | 1,010.93 | 1,017.79 | 1,010.49 | 1,868,169 |
| 2025-05-23 | 1,012.00 | 1,015.11 | 1,007.00 | 1,008.50 | 1,001.26 | 1,413,916 |
| 2025-05-22 | 1,027.73 | 1,028.78 | 1,014.12 | 1,018.13 | 1,010.82 | 1,660,909 |
| 2025-05-21 | 1,030.94 | 1,039.47 | 1,023.80 | 1,025.30 | 1,017.94 | 1,438,885 |
| 2025-05-20 | 1,030.01 | 1,038.00 | 1,030.01 | 1,036.82 | 1,029.38 | 2,271,232 |
| 2025-05-19 | 1,018.60 | 1,034.99 | 1,012.89 | 1,034.34 | 1,026.92 | 1,879,788 |
| 2025-05-16 | 1,012.49 | 1,028.26 | 1,009.00 | 1,025.83 | 1,018.47 | 2,033,744 |
| 2025-05-15 | 992.65 | 1,014.00 | 983.00 | 1,010.47 | 1,003.22 | 2,470,690 |
| 2025-05-14 | 998.76 | 999.86 | 990.52 | 991.54 | 984.42 | 2,214,978 |
| 2025-05-13 | 1,013.72 | 1,023.83 | 987.60 | 999.03 | 991.86 | 2,917,044 |
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.