Costco Wholesale Corp. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-07-27 | 931.00 | 957.20 | 930.83 | 951.97 | 951.97 | 861 |
| 2026-07-24 | 931.60 | 935.50 | 921.12 | 931.36 | 931.36 | 414 |
| 2026-07-23 | 927.14 | 931.14 | 916.19 | 921.70 | 921.70 | 2,947 |
| 2026-07-22 | 932.50 | 935.00 | 921.01 | 924.70 | 923.23 | 1,018 |
| 2026-07-21 | 934.64 | 938.89 | 924.50 | 930.02 | 928.54 | 440 |
| 2026-07-20 | 957.53 | 957.53 | 934.31 | 934.94 | 933.45 | 258 |
| 2026-07-17 | 947.98 | 964.50 | 933.72 | 938.77 | 937.28 | 626 |
| 2026-07-16 | 918.94 | 942.93 | 916.00 | 941.09 | 939.59 | 420 |
| 2026-07-15 | 920.20 | 927.24 | 916.00 | 921.72 | 920.25 | 463 |
| 2026-07-14 | 923.00 | 929.93 | 920.31 | 920.45 | 918.99 | 252 |
| 2026-07-13 | 919.25 | 927.15 | 913.31 | 925.31 | 923.84 | 3,567 |
| 2026-07-10 | 914.00 | 918.97 | 907.00 | 915.07 | 913.62 | 505 |
| 2026-07-09 | 946.76 | 949.97 | 907.62 | 910.35 | 908.90 | 1,906 |
| 2026-07-08 | 953.00 | 968.00 | 945.00 | 954.03 | 952.51 | 460 |
| 2026-07-07 | 953.00 | 969.00 | 942.00 | 947.27 | 945.76 | 987 |
| 2026-07-06 | 949.00 | 955.30 | 941.45 | 945.98 | 944.48 | 1,357 |
| 2026-07-02 | 926.00 | 950.50 | 924.00 | 949.45 | 947.94 | 1,884 |
| 2026-07-01 | 939.00 | 944.99 | 922.37 | 924.23 | 922.76 | 753 |
| 2026-06-30 | 947.98 | 949.60 | 933.63 | 938.83 | 937.34 | 1,433 |
| 2026-06-29 | 950.00 | 969.00 | 943.77 | 943.77 | 942.27 | 1,008 |
| 2026-06-26 | 945.38 | 961.47 | 941.00 | 953.74 | 952.22 | 403 |
| 2026-06-25 | 955.00 | 960.72 | 938.73 | 943.75 | 942.25 | 715 |
| 2026-06-24 | 961.00 | 968.00 | 951.09 | 961.82 | 960.29 | 3,343 |
| 2026-06-23 | 956.50 | 968.00 | 950.76 | 961.12 | 959.59 | 468 |
| 2026-06-22 | 951.97 | 957.00 | 942.51 | 948.56 | 947.05 | 576 |
| 2026-06-18 | 968.00 | 971.00 | 949.12 | 950.70 | 949.19 | 404 |
| 2026-06-17 | 983.06 | 988.50 | 963.02 | 965.48 | 963.95 | 321 |
| 2026-06-16 | 979.66 | 995.00 | 972.83 | 983.19 | 981.63 | 1,433 |
| 2026-06-15 | 978.91 | 987.00 | 965.00 | 982.72 | 981.16 | 622 |
| 2026-06-12 | 977.50 | 986.00 | 969.00 | 977.62 | 976.07 | 329 |
| 2026-06-11 | 981.00 | 989.25 | 971.00 | 978.54 | 976.98 | 1,332 |
| 2026-06-10 | 974.50 | 980.00 | 960.00 | 979.27 | 977.71 | 377 |
| 2026-06-09 | 975.19 | 981.96 | 965.00 | 968.73 | 967.19 | 647 |
| 2026-06-08 | 967.00 | 980.00 | 960.56 | 974.57 | 973.02 | 2,991 |
| 2026-06-05 | 973.60 | 997.49 | 970.00 | 983.72 | 982.16 | 1,298 |
| 2026-06-04 | 970.60 | 990.00 | 963.00 | 968.99 | 967.45 | 803 |
| 2026-06-03 | 954.00 | 968.99 | 947.21 | 961.01 | 959.48 | 1,228 |
| 2026-06-02 | 946.18 | 955.53 | 939.24 | 954.10 | 952.58 | 1,092 |
| 2026-06-01 | 958.95 | 969.00 | 936.40 | 943.86 | 942.36 | 2,180 |
| 2026-05-29 | 995.92 | 999.00 | 945.56 | 951.16 | 949.65 | 4,822 |
| 2026-05-28 | 1,008.42 | 1,013.00 | 995.50 | 998.72 | 997.13 | 1,527 |
| 2026-05-27 | 1,004.60 | 1,020.00 | 997.00 | 1,008.14 | 1,006.54 | 1,240 |
| 2026-05-26 | 1,041.00 | 1,041.00 | 996.11 | 1,003.67 | 1,002.07 | 1,719 |
| 2026-05-22 | 1,053.01 | 1,060.30 | 1,025.00 | 1,030.70 | 1,029.06 | 570 |
| 2026-05-21 | 1,074.00 | 1,081.00 | 1,039.01 | 1,052.88 | 1,051.21 | 1,091 |
| 2026-05-20 | 1,093.23 | 1,095.99 | 1,073.19 | 1,081.87 | 1,080.15 | 741 |
| 2026-05-19 | 1,075.02 | 1,096.11 | 1,060.00 | 1,086.98 | 1,085.25 | 1,460 |
| 2026-05-18 | 1,053.25 | 1,070.99 | 1,035.15 | 1,070.18 | 1,068.48 | 1,193 |
| 2026-05-15 | 1,045.38 | 1,059.83 | 1,035.87 | 1,044.86 | 1,043.20 | 816 |
| 2026-05-14 | 1,029.58 | 1,038.90 | 1,021.27 | 1,034.29 | 1,032.65 | 332 |
| 2026-05-13 | 1,018.80 | 1,043.00 | 1,012.00 | 1,027.23 | 1,025.60 | 3,044 |
| 2026-05-12 | 1,002.00 | 1,025.79 | 994.64 | 1,019.86 | 1,018.24 | 824 |
| 2026-05-11 | 1,002.01 | 1,015.00 | 986.00 | 993.45 | 991.87 | 794 |
| 2026-05-08 | 1,011.00 | 1,016.00 | 1,005.00 | 1,011.20 | 1,009.59 | 343 |
| 2026-05-07 | 998.00 | 1,006.53 | 986.89 | 1,004.98 | 1,003.38 | 642 |
| 2026-05-06 | 1,010.69 | 1,016.00 | 992.60 | 994.03 | 992.45 | 1,042 |
| 2026-05-05 | 1,013.20 | 1,024.00 | 1,006.11 | 1,020.16 | 1,018.54 | 638 |
| 2026-05-01 | 1,008.80 | 1,031.09 | 1,000.07 | 1,010.00 | 1,008.39 | 667 |
| 2026-04-30 | 994.00 | 1,017.85 | 984.06 | 1,015.47 | 1,013.86 | 524 |
| 2026-04-29 | 992.00 | 997.20 | 985.00 | 994.79 | 991.74 | 727 |
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.