Costco Wholesale Corp. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-08-05 | 956.51 | 959.99 | 936.10 | 945.19 | 939.67 | 548 |
| 2025-08-04 | 951.01 | 968.00 | 948.69 | 948.82 | 943.28 | 631 |
| 2025-08-01 | 940.16 | 954.73 | 930.36 | 951.02 | 945.47 | 1,024 |
| 2025-07-31 | 925.95 | 945.09 | 923.58 | 940.30 | 934.81 | 1,436 |
| 2025-07-30 | 937.25 | 940.02 | 928.20 | 930.89 | 924.16 | 852 |
| 2025-07-29 | 934.38 | 941.58 | 927.87 | 936.13 | 929.37 | 708 |
| 2025-07-28 | 940.17 | 940.17 | 931.18 | 932.60 | 925.86 | 688 |
| 2025-07-25 | 936.46 | 941.21 | 934.51 | 937.64 | 930.86 | 662 |
| 2025-07-24 | 940.00 | 942.70 | 935.29 | 935.74 | 928.98 | 2,398 |
| 2025-07-23 | 943.00 | 948.45 | 936.70 | 944.77 | 937.94 | 1,599 |
| 2025-07-22 | 948.00 | 957.45 | 944.52 | 944.94 | 938.11 | 612 |
| 2025-07-21 | 951.15 | 957.98 | 947.50 | 948.56 | 941.71 | 710 |
| 2025-07-18 | 955.91 | 960.32 | 950.90 | 953.25 | 946.36 | 528 |
| 2025-07-17 | 953.47 | 954.55 | 947.85 | 954.01 | 947.12 | 763 |
| 2025-07-16 | 967.01 | 967.75 | 953.64 | 955.15 | 948.25 | 811 |
| 2025-07-15 | 977.20 | 980.50 | 968.06 | 970.17 | 963.16 | 1,192 |
| 2025-07-14 | 973.83 | 978.52 | 967.00 | 973.35 | 966.32 | 383 |
| 2025-07-11 | 971.60 | 976.50 | 965.86 | 968.15 | 961.15 | 422 |
| 2025-07-10 | 986.32 | 988.00 | 970.58 | 977.72 | 970.65 | 628 |
| 2025-07-09 | 988.00 | 988.69 | 972.24 | 973.95 | 966.91 | 646 |
| 2025-07-08 | 990.73 | 995.42 | 987.00 | 989.16 | 982.01 | 364 |
| 2025-07-07 | 983.62 | 992.92 | 976.74 | 990.61 | 983.45 | 797 |
| 2025-07-03 | 982.70 | 987.30 | 977.33 | 987.11 | 979.98 | 940 |
| 2025-07-02 | 986.00 | 986.00 | 977.39 | 983.57 | 976.46 | 9,566 |
| 2025-07-01 | 990.00 | 996.10 | 976.20 | 987.17 | 980.04 | 850 |
| 2025-06-30 | 987.25 | 991.99 | 980.65 | 983.75 | 976.65 | 470 |
| 2025-06-27 | 984.00 | 992.52 | 980.99 | 989.67 | 982.52 | 703 |
| 2025-06-26 | 989.84 | 990.20 | 977.00 | 982.65 | 975.55 | 845 |
| 2025-06-25 | 1,001.94 | 1,004.98 | 988.54 | 991.50 | 984.33 | 467 |
| 2025-06-24 | 1,005.08 | 1,005.55 | 992.86 | 1,001.35 | 994.11 | 3,185 |
| 2025-06-23 | 974.00 | 998.42 | 973.30 | 998.42 | 991.20 | 378 |
| 2025-06-20 | 974.23 | 987.86 | 974.23 | 978.85 | 971.78 | 25,081 |
| 2025-06-18 | 978.00 | 982.44 | 974.87 | 978.97 | 971.90 | 229 |
| 2025-06-17 | 985.45 | 986.00 | 976.46 | 979.09 | 972.01 | 18,541 |
| 2025-06-16 | 990.00 | 1,001.40 | 987.08 | 987.08 | 979.95 | 761 |
| 2025-06-13 | 992.31 | 1,003.28 | 989.85 | 992.00 | 984.83 | 808 |
| 2025-06-12 | 998.00 | 1,001.71 | 995.16 | 1,000.97 | 993.74 | 395 |
| 2025-06-11 | 1,006.56 | 1,006.56 | 994.56 | 994.56 | 987.37 | 489 |
| 2025-06-10 | 1,009.00 | 1,011.79 | 997.99 | 1,003.04 | 995.79 | 551 |
| 2025-06-09 | 1,013.69 | 1,015.11 | 996.69 | 1,008.00 | 1,000.72 | 746 |
| 2025-06-06 | 1,017.80 | 1,020.62 | 1,008.61 | 1,014.15 | 1,006.82 | 511 |
| 2025-06-05 | 1,028.16 | 1,051.03 | 1,008.05 | 1,008.12 | 1,000.83 | 2,253 |
| 2025-06-04 | 1,054.60 | 1,057.80 | 1,049.78 | 1,055.65 | 1,048.02 | 1,469 |
| 2025-06-03 | 1,056.43 | 1,066.66 | 1,043.65 | 1,050.38 | 1,042.79 | 521 |
| 2025-06-02 | 1,037.02 | 1,060.46 | 1,034.27 | 1,052.99 | 1,045.38 | 451 |
| 2025-05-30 | 1,005.82 | 1,048.58 | 997.00 | 1,046.21 | 1,038.65 | 1,128 |
| 2025-05-29 | 1,016.50 | 1,030.00 | 1,004.17 | 1,010.10 | 1,002.80 | 2,448 |
| 2025-05-28 | 1,017.00 | 1,024.65 | 1,016.72 | 1,016.75 | 1,009.40 | 230 |
| 2025-05-27 | 1,009.00 | 1,019.00 | 1,007.00 | 1,016.15 | 1,008.81 | 563 |
| 2025-05-23 | 1,018.14 | 1,018.14 | 1,007.64 | 1,013.51 | 1,006.19 | 99 |
| 2025-05-22 | 1,025.90 | 1,028.52 | 1,014.39 | 1,023.46 | 1,016.06 | 294 |
| 2025-05-21 | 1,030.94 | 1,038.92 | 1,026.19 | 1,027.55 | 1,020.12 | 181 |
| 2025-05-20 | 1,032.00 | 1,037.11 | 1,028.95 | 1,036.72 | 1,029.23 | 228 |
| 2025-05-19 | 1,018.32 | 1,033.83 | 1,013.28 | 1,031.27 | 1,023.82 | 505 |
| 2025-05-16 | 1,023.00 | 1,025.91 | 1,008.88 | 1,024.18 | 1,016.77 | 42,170 |
| 2025-05-15 | 994.00 | 1,013.19 | 983.18 | 1,007.34 | 1,000.06 | 2,182 |
| 2025-05-14 | 998.87 | 1,000.00 | 991.32 | 996.98 | 989.78 | 597 |
| 2025-05-13 | 1,013.72 | 1,023.77 | 988.08 | 997.00 | 989.80 | 5,124 |
| 2025-05-12 | 1,013.73 | 1,020.00 | 993.43 | 1,012.80 | 1,005.48 | 414 |
| 2025-05-09 | 1,007.71 | 1,007.71 | 999.53 | 1,005.14 | 997.88 | 35,227 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-07-23 | 1.4700 USD |
| 2026-04-30 | 1.4700 USD |
| 2026-01-29 | 1.3000 USD |
| 2025-10-30 | 1.3000 USD |
| 2025-07-31 | 1.3000 USD |
| 2025-05-01 | 1.3000 USD |
| 2025-02-06 | 1.1600 USD |
| 2024-10-31 | 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.