Costco Wholesale Corp historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-10-16 | 982.49 | 993.19 | 980.67 | 989.11 | 989.11 | 2,515,007 |
| 2026-10-15 | 998.11 | 1,008.37 | 977.24 | 978.01 | 978.01 | 3,000,940 |
| 2026-10-14 | 961.35 | 982.64 | 960.00 | 982.00 | 982.00 | 3,079,753 |
| 2026-10-13 | 965.73 | 966.00 | 953.78 | 954.63 | 954.63 | 1,422,678 |
| 2026-10-12 | 949.46 | 960.74 | 946.70 | 959.44 | 959.44 | 1,480,333 |
| 2026-10-09 | 945.00 | 951.29 | 942.53 | 946.92 | 946.92 | 1,503,095 |
| 2026-10-08 | 952.92 | 953.25 | 939.60 | 947.92 | 947.92 | 2,272,984 |
| 2026-10-07 | 940.84 | 948.77 | 937.60 | 942.25 | 942.25 | 1,772,394 |
| 2026-10-06 | 921.32 | 937.04 | 919.00 | 935.68 | 935.68 | 1,902,616 |
| 2026-10-05 | 920.00 | 925.34 | 914.75 | 923.52 | 923.52 | 1,955,558 |
| 2026-10-02 | 921.18 | 921.18 | 909.66 | 920.65 | 920.65 | 2,025,566 |
| 2026-10-01 | 910.87 | 923.50 | 903.78 | 914.94 | 914.94 | 2,126,408 |
| 2026-09-30 | 924.61 | 925.56 | 910.30 | 910.34 | 910.34 | 2,219,581 |
| 2026-09-29 | 916.80 | 925.97 | 912.66 | 924.59 | 924.59 | 2,415,200 |
| 2026-09-28 | 924.39 | 931.09 | 913.00 | 922.92 | 922.92 | 2,443,760 |
| 2026-09-25 | 887.00 | 925.14 | 883.10 | 922.77 | 922.77 | 4,631,424 |
| 2026-09-24 | 908.81 | 909.43 | 895.26 | 896.48 | 896.48 | 2,893,294 |
| 2026-09-23 | 901.31 | 905.59 | 893.36 | 904.70 | 904.70 | 2,283,883 |
| 2026-09-22 | 902.26 | 903.40 | 895.84 | 899.41 | 899.41 | 1,982,884 |
| 2026-09-21 | 891.07 | 899.44 | 885.50 | 898.48 | 898.48 | 2,163,492 |
| 2026-09-18 | 892.43 | 898.40 | 890.55 | 895.31 | 895.31 | 4,180,440 |
| 2026-09-17 | 895.32 | 896.00 | 888.04 | 893.93 | 893.93 | 2,322,546 |
| 2026-09-16 | 901.05 | 902.00 | 892.67 | 893.74 | 893.74 | 2,101,651 |
| 2026-09-15 | 916.92 | 916.92 | 900.25 | 901.35 | 901.35 | 2,200,912 |
| 2026-09-14 | 913.65 | 921.99 | 910.79 | 918.91 | 918.91 | 2,014,224 |
| 2026-09-11 | 905.17 | 907.36 | 900.75 | 904.77 | 904.77 | 1,773,175 |
| 2026-09-10 | 906.62 | 912.10 | 899.00 | 902.38 | 902.38 | 1,926,795 |
| 2026-09-09 | 907.00 | 909.23 | 898.43 | 902.60 | 902.60 | 2,067,832 |
| 2026-09-08 | 912.40 | 915.13 | 906.10 | 910.18 | 910.18 | 2,240,323 |
| 2026-09-04 | 926.09 | 928.04 | 914.54 | 915.74 | 915.74 | 2,079,070 |
| 2026-09-03 | 927.79 | 930.76 | 915.31 | 925.41 | 925.41 | 2,172,780 |
| 2026-09-02 | 938.49 | 938.88 | 920.31 | 928.48 | 928.48 | 2,166,373 |
| 2026-09-01 | 947.35 | 952.10 | 935.93 | 939.96 | 939.96 | 1,508,559 |
| 2026-08-31 | 945.19 | 949.30 | 940.71 | 943.89 | 943.89 | 2,393,041 |
| 2026-08-28 | 938.94 | 953.73 | 937.11 | 945.47 | 945.47 | 1,401,469 |
| 2026-08-27 | 948.27 | 948.85 | 933.25 | 934.66 | 934.66 | 2,242,458 |
| 2026-08-26 | 960.58 | 964.45 | 954.54 | 956.12 | 956.12 | 1,223,015 |
| 2026-08-25 | 965.86 | 969.05 | 959.89 | 960.01 | 960.01 | 1,360,603 |
| 2026-08-24 | 953.01 | 974.49 | 951.39 | 971.40 | 971.40 | 2,205,864 |
| 2026-08-21 | 939.64 | 949.90 | 933.82 | 947.74 | 947.74 | 2,368,373 |
| 2026-08-20 | 931.15 | 944.22 | 925.77 | 933.51 | 933.51 | 2,503,679 |
| 2026-08-19 | 960.23 | 978.70 | 956.00 | 956.99 | 956.99 | 1,642,283 |
| 2026-08-18 | 966.11 | 971.96 | 955.03 | 961.35 | 961.35 | 1,845,157 |
| 2026-08-17 | 954.84 | 956.75 | 949.42 | 953.50 | 953.50 | 1,242,967 |
| 2026-08-14 | 959.99 | 965.36 | 957.75 | 961.10 | 961.10 | 1,165,412 |
| 2026-08-13 | 954.25 | 962.58 | 949.51 | 961.85 | 961.85 | 1,324,920 |
| 2026-08-12 | 937.40 | 951.39 | 935.05 | 949.58 | 949.58 | 1,312,225 |
| 2026-08-11 | 950.05 | 954.90 | 938.09 | 944.32 | 944.32 | 1,801,428 |
| 2026-08-10 | 942.47 | 952.89 | 940.56 | 952.75 | 952.75 | 1,479,642 |
| 2026-08-07 | 943.51 | 949.79 | 937.51 | 947.82 | 947.82 | 1,524,247 |
| 2026-08-06 | 959.55 | 966.14 | 941.78 | 949.15 | 949.15 | 2,116,908 |
| 2026-08-05 | 956.99 | 956.99 | 935.22 | 941.99 | 941.99 | 1,692,426 |
| 2026-08-04 | 945.00 | 950.86 | 937.01 | 947.85 | 947.85 | 2,437,253 |
| 2026-08-03 | 965.15 | 967.98 | 948.75 | 954.08 | 954.08 | 2,014,078 |
| 2026-07-31 | 945.74 | 955.56 | 937.51 | 951.89 | 951.89 | 1,760,194 |
| 2026-07-30 | 955.04 | 960.76 | 949.68 | 954.17 | 954.17 | 2,336,010 |
| 2026-07-29 | 968.07 | 978.80 | 963.00 | 974.03 | 974.03 | 1,976,428 |
| 2026-07-28 | 970.55 | 987.55 | 965.87 | 966.58 | 966.58 | 2,690,594 |
| 2026-07-27 | 938.11 | 956.61 | 936.66 | 951.58 | 951.58 | 2,110,004 |
| 2026-07-24 | 925.01 | 936.66 | 921.28 | 935.03 | 935.03 | 1,586,611 |
Page 1 of 21 · 1,255 trading daysOlder →
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.