COST·Historical Data
Check COST's full daily price history. Download OHLC data as CSV and track long-term trends.
Costco (COST) — OHLC preview (1986-07-09 to 2026-10-05)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| 2026-10-05 | 918.79 | 925.34 | 914.75 | 923.52 | — |
| 2026-10-02 | 921.18 | 921.18 | 909.78 | 920.65 | — |
| 2026-10-01 | 911.25 | 923.5 | 903.95 | 914.94 | — |
| 2026-09-30 | 925.5 | 925.56 | 910.31 | 910.34 | — |
| 2026-09-29 | 916.8 | 925.97 | 912.66 | 924.59 | — |
| 2026-09-28 | 924.88 | 931 | 913 | 922.92 | — |
| 2026-09-25 | 886.62 | 925.14 | 883.1 | 922.77 | — |
| 2026-09-24 | 908.81 | 909.43 | 895.29 | 896.48 | — |
| 2026-09-23 | 901.31 | 905.59 | 893.36 | 904.7 | — |
| 2026-09-21 | 891.07 | 899.44 | 885.5 | 898.48 | — |
| 2026-09-18 | 892.42 | 898.4 | 890.96 | 895.31 | — |
| 2026-09-17 | 895.32 | 896 | 888.06 | 893.93 | — |
| 2026-09-16 | 901.05 | 902 | 892.68 | 893.74 | — |
| 2026-09-15 | 916.92 | 916.92 | 900.25 | 901.35 | — |
| 2026-09-14 | 913.65 | 921.64 | 910.79 | 918.91 | — |
| 2026-09-11 | 905.43 | 907.36 | 900.75 | 904.77 | — |
| 2026-09-10 | 906.28 | 912.09 | 899 | 902.38 | — |
| 2026-09-09 | 907 | 909.23 | 898.43 | 902.6 | — |
| 2026-09-08 | 913.47 | 915.13 | 906.1 | 910.18 | — |
| 2026-09-04 | 925.43 | 927.97 | 914.54 | 915.74 | — |
| 2026-09-02 | 938.49 | 938.86 | 920.31 | 928.48 | — |
| 2026-09-01 | 945.53 | 952.09 | 936.1 | 939.96 | — |
| 2026-08-31 | 945.19 | 949.15 | 940.71 | 943.89 | — |
| 2026-08-27 | 948.27 | 948.85 | 933.25 | 934.66 | — |
| 2026-08-26 | 960.58 | 964.45 | 954.54 | 956.12 | — |
| 2026-08-25 | 965.86 | 969.05 | 959.89 | 960.01 | — |
| 2026-08-24 | 953.01 | 974.49 | 951.39 | 971.4 | — |
| 2026-08-21 | 939.64 | 949.9 | 933.82 | 947.74 | — |
| 2026-08-20 | 931.15 | 944.22 | 925.8 | 933.51 | — |
| 2026-08-19 | 960 | 978.7 | 956 | 956.99 | — |