Costco Wholesale Corp. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-10-20 | 992.40 | 1,004.89 | 992.26 | 995.24 | 995.24 | 634 |
| 2026-10-19 | 984.95 | 999.00 | 979.00 | 996.06 | 996.06 | 819 |
| 2026-10-16 | 978.00 | 992.44 | 966.23 | 992.44 | 992.44 | 847 |
| 2026-10-15 | 985.93 | 1,008.37 | 971.28 | 989.74 | 989.74 | 1,200 |
| 2026-10-14 | 953.41 | 978.48 | 945.93 | 977.12 | 977.12 | 2,606 |
| 2026-10-13 | 964.24 | 969.30 | 956.12 | 958.49 | 958.49 | 1,118 |
| 2026-10-12 | 945.00 | 960.70 | 940.00 | 959.68 | 959.68 | 581 |
| 2026-10-09 | 948.88 | 952.00 | 937.07 | 945.63 | 945.63 | 850 |
| 2026-10-08 | 944.14 | 953.26 | 936.76 | 947.99 | 947.99 | 1,631 |
| 2026-10-07 | 938.48 | 948.50 | 924.00 | 946.82 | 946.82 | 2,093 |
| 2026-10-06 | 918.39 | 932.85 | 918.39 | 932.53 | 932.53 | 1,413 |
| 2026-10-05 | 917.06 | 925.30 | 908.21 | 922.94 | 922.94 | 828 |
| 2026-10-02 | 922.57 | 923.00 | 907.87 | 916.49 | 916.49 | 532 |
| 2026-10-01 | 911.60 | 923.28 | 904.47 | 918.91 | 918.91 | 1,325 |
| 2026-09-30 | 923.72 | 927.00 | 915.28 | 916.76 | 916.76 | 584 |
| 2026-09-29 | 921.00 | 925.45 | 912.59 | 924.99 | 924.99 | 1,278 |
| 2026-09-28 | 920.61 | 931.10 | 913.00 | 922.28 | 922.28 | 2,252 |
| 2026-09-25 | 899.00 | 922.89 | 883.79 | 921.73 | 921.73 | 4,248 |
| 2026-09-24 | 901.00 | 911.67 | 896.76 | 898.47 | 898.47 | 10,839 |
| 2026-09-23 | 901.25 | 905.00 | 893.67 | 901.70 | 901.70 | 723 |
| 2026-09-22 | 898.01 | 904.62 | 895.61 | 897.01 | 897.01 | 979 |
| 2026-09-21 | 896.95 | 905.00 | 885.25 | 897.85 | 897.85 | 1,579 |
| 2026-09-18 | 895.50 | 897.96 | 889.35 | 895.34 | 895.34 | 1,177 |
| 2026-09-17 | 893.60 | 900.00 | 888.20 | 892.20 | 892.20 | 1,507 |
| 2026-09-16 | 907.80 | 907.80 | 895.97 | 899.20 | 899.20 | 647 |
| 2026-09-15 | 915.01 | 920.00 | 904.00 | 909.75 | 909.75 | 1,208 |
| 2026-09-14 | 907.50 | 922.24 | 900.08 | 917.69 | 917.69 | 2,248 |
| 2026-09-11 | 902.40 | 908.50 | 900.80 | 904.48 | 904.48 | 1,107 |
| 2026-09-10 | 905.09 | 912.12 | 899.10 | 900.99 | 900.99 | 4,115 |
| 2026-09-09 | 910.45 | 912.82 | 898.53 | 900.06 | 900.06 | 2,383 |
| 2026-09-08 | 914.31 | 919.00 | 906.19 | 909.35 | 909.35 | 2,842 |
| 2026-09-04 | 926.04 | 928.77 | 914.86 | 915.67 | 915.67 | 588 |
| 2026-09-03 | 930.00 | 931.55 | 915.31 | 930.45 | 930.45 | 910 |
| 2026-09-02 | 935.00 | 946.91 | 928.70 | 930.88 | 930.88 | 488 |
| 2026-09-01 | 949.16 | 951.84 | 941.35 | 941.43 | 941.43 | 527 |
| 2026-08-31 | 957.00 | 957.00 | 940.91 | 943.55 | 943.55 | 290 |
| 2026-08-28 | 935.96 | 953.48 | 935.96 | 947.82 | 947.82 | 1,157 |
| 2026-08-27 | 965.12 | 965.12 | 938.58 | 942.52 | 942.52 | 1,134 |
| 2026-08-26 | 957.52 | 967.00 | 954.40 | 957.97 | 957.97 | 95 |
| 2026-08-25 | 960.02 | 971.40 | 959.98 | 963.00 | 963.00 | 226 |
| 2026-08-24 | 938.28 | 970.75 | 938.28 | 968.16 | 968.16 | 981 |
| 2026-08-21 | 934.20 | 949.80 | 930.32 | 946.50 | 946.50 | 4,191 |
| 2026-08-20 | 955.75 | 963.37 | 926.79 | 935.59 | 935.59 | 1,136 |
| 2026-08-19 | 967.50 | 978.67 | 956.84 | 968.76 | 968.76 | 875 |
| 2026-08-18 | 957.00 | 972.00 | 951.38 | 967.49 | 967.49 | 599 |
| 2026-08-17 | 980.00 | 980.00 | 949.65 | 952.53 | 952.53 | 359 |
| 2026-08-14 | 961.68 | 965.75 | 955.00 | 961.51 | 961.51 | 970 |
| 2026-08-13 | 949.00 | 956.00 | 944.65 | 955.58 | 955.58 | 294 |
| 2026-08-12 | 946.14 | 951.73 | 936.00 | 950.57 | 950.57 | 254 |
| 2026-08-11 | 951.24 | 955.00 | 930.33 | 941.36 | 941.36 | 246 |
| 2026-08-10 | 947.69 | 950.08 | 940.83 | 949.90 | 949.90 | 514 |
| 2026-08-07 | 948.50 | 959.00 | 938.93 | 946.41 | 946.41 | 323 |
| 2026-08-06 | 950.86 | 965.05 | 935.11 | 946.16 | 946.16 | 1,141 |
| 2026-08-05 | 952.60 | 957.50 | 935.11 | 941.79 | 941.79 | 781 |
| 2026-08-04 | 958.88 | 959.85 | 937.50 | 947.49 | 947.49 | 698 |
| 2026-08-03 | 959.62 | 968.50 | 945.00 | 950.53 | 950.53 | 605 |
| 2026-07-31 | 952.20 | 962.56 | 938.01 | 954.00 | 954.00 | 671 |
| 2026-07-30 | 975.97 | 979.00 | 949.67 | 952.22 | 952.22 | 1,145 |
| 2026-07-29 | 973.05 | 978.89 | 964.01 | 970.91 | 970.91 | 535 |
| 2026-07-28 | 953.35 | 987.64 | 946.08 | 972.14 | 972.14 | 1,884 |
Page 1 of 5 · 249 trading daysOlder →
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.