Costco Wholesale Corp (COST) — Price History
As of 2026-08-07 — refreshed nightly from the Closelook data lake. Diary readings, not advice.
Daily prices
| Date | Open | High | Low | Close | Chg % | Volume |
|---|---|---|---|---|---|---|
| 2026-08-07 | 943.51 | 949.79 | 937.51 | 947.82 | -0.14% | 1,524,247 |
| 2026-08-06 | 959.55 | 966.13 | 941.78 | 949.15 | +0.76% | 2,116,908 |
| 2026-08-05 | 956.99 | 956.99 | 935.22 | 941.99 | -0.62% | 1,692,426 |
| 2026-08-04 | 945.00 | 950.86 | 937.01 | 947.85 | -0.65% | 2,437,253 |
| 2026-08-03 | 965.15 | 967.98 | 948.75 | 954.08 | +0.23% | 2,014,078 |
| 2026-07-31 | 945.74 | 955.56 | 937.51 | 951.89 | -0.24% | 1,760,194 |
| 2026-07-30 | 955.04 | 960.76 | 949.68 | 954.17 | -2.04% | 2,336,010 |
| 2026-07-29 | 968.07 | 978.80 | 963.00 | 974.03 | +0.77% | 1,976,428 |
| 2026-07-28 | 970.55 | 987.55 | 965.87 | 966.58 | +1.58% | 2,690,594 |
| 2026-07-27 | 938.11 | 956.61 | 936.65 | 951.58 | +1.77% | 2,110,004 |
| 2026-07-24 | 925.01 | 936.66 | 921.28 | 935.03 | +0.97% | 1,586,611 |
| 2026-07-23 | 920.50 | 926.53 | 916.76 | 926.06 | -0.13% | 1,785,244 |
| 2026-07-22 | 930.88 | 933.60 | 920.97 | 927.31 | -0.21% | 1,762,703 |
| 2026-07-21 | 930.25 | 931.99 | 924.44 | 929.22 | -0.70% | 1,833,478 |
| 2026-07-20 | 938.75 | 946.98 | 932.01 | 935.80 | -0.54% | 1,508,337 |
| 2026-07-17 | 961.52 | 964.33 | 933.76 | 940.87 | -0.50% | 2,508,000 |
| 2026-07-16 | 924.00 | 945.76 | 921.50 | 945.57 | +3.17% | 2,735,301 |
| 2026-07-15 | 917.75 | 927.58 | 910.50 | 916.54 | -0.57% | 2,423,207 |
| 2026-07-14 | 921.38 | 929.42 | 918.56 | 921.75 | -0.51% | 2,409,200 |
| 2026-07-13 | 918.43 | 930.98 | 916.88 | 926.43 | +1.11% | 2,373,300 |
| 2026-07-10 | 913.74 | 916.73 | 907.21 | 916.25 | +0.36% | 2,102,257 |
| 2026-07-09 | 934.94 | 935.00 | 907.68 | 912.97 | -4.21% | 4,545,200 |
| 2026-07-08 | 959.00 | 966.51 | 948.00 | 953.13 | +0.59% | 1,645,500 |
| 2026-07-07 | 967.52 | 969.00 | 945.33 | 947.50 | -0.29% | 1,940,200 |
| 2026-07-06 | 949.10 | 955.50 | 941.40 | 950.25 | -0.15% | 2,327,500 |
| 2026-07-02 | 927.00 | 952.64 | 924.84 | 951.67 | +2.92% | 2,785,800 |
| 2026-07-01 | 940.43 | 940.43 | 920.55 | 924.67 | -1.15% | 2,909,700 |
| 2026-06-30 | 942.00 | 946.00 | 932.41 | 935.47 | -1.18% | 2,870,900 |
| 2026-06-29 | 958.55 | 969.86 | 942.38 | 946.68 | -0.62% | 2,450,000 |
| 2026-06-26 | 953.25 | 961.64 | 943.00 | 952.54 | +1.09% | 8,239,163 |
| 2026-06-25 | 949.57 | 955.75 | 938.60 | 942.24 | -1.96% | 2,495,029 |
| 2026-06-24 | 962.03 | 967.94 | 957.00 | 961.09 | +0.36% | 2,020,218 |
| 2026-06-23 | 964.50 | 966.38 | 953.49 | 957.68 | +0.67% | 2,529,800 |
| 2026-06-22 | 948.57 | 956.23 | 942.53 | 951.35 | -0.01% | 2,191,900 |
| 2026-06-18 | 962.70 | 964.00 | 948.31 | 951.45 | -1.46% | 3,742,885 |
| 2026-06-17 | 980.00 | 983.71 | 961.16 | 965.59 | -2.14% | 1,928,018 |
| 2026-06-16 | 980.39 | 995.38 | 973.16 | 986.68 | +0.74% | 1,523,400 |
| 2026-06-15 | 974.19 | 987.00 | 968.00 | 979.45 | -0.30% | 1,893,700 |
| 2026-06-12 | 975.52 | 984.78 | 970.00 | 982.35 | +0.68% | 1,737,300 |
| 2026-06-11 | 986.91 | 989.12 | 974.00 | 975.69 | -0.78% | 1,903,400 |
| 2026-06-10 | 977.44 | 985.26 | 964.31 | 983.37 | +1.53% | 1,715,600 |
| 2026-06-09 | 974.21 | 981.97 | 964.94 | 968.59 | -0.63% | 1,998,600 |
| 2026-06-08 | 963.46 | 978.98 | 961.00 | 974.75 | +0.30% | 2,086,100 |
| 2026-06-05 | 977.50 | 997.41 | 971.60 | 971.87 | -0.05% | 3,092,000 |
| 2026-06-04 | 986.96 | 990.01 | 968.21 | 972.35 | +1.09% | 2,345,228 |
| 2026-06-03 | 952.88 | 969.18 | 951.98 | 961.83 | +0.79% | 2,174,108 |
| 2026-06-02 | 942.29 | 955.39 | 939.45 | 954.27 | +0.86% | 2,218,184 |
| 2026-06-01 | 955.00 | 959.21 | 936.51 | 946.11 | -1.07% | 2,816,325 |
| 2026-05-29 | 986.57 | 998.82 | 945.45 | 956.32 | -3.91% | 7,028,000 |
| 2026-05-28 | 1011.61 | 1012.00 | 994.27 | 995.20 | -0.85% | 2,853,278 |
| 2026-05-27 | 1003.86 | 1013.51 | 999.69 | 1003.69 | +0.08% | 2,392,069 |
| 2026-05-26 | 1026.13 | 1027.50 | 996.16 | 1002.93 | -2.46% | 2,704,600 |
| 2026-05-22 | 1039.99 | 1045.64 | 1025.19 | 1028.24 | -2.11% | 2,051,784 |
| 2026-05-21 | 1063.40 | 1064.73 | 1039.01 | 1050.45 | -2.19% | 2,149,696 |
| 2026-05-20 | 1089.37 | 1089.74 | 1072.00 | 1074.01 | -1.86% | 2,223,436 |
| 2026-05-19 | 1077.00 | 1096.50 | 1072.10 | 1094.32 | +1.66% | 2,853,300 |
| 2026-05-18 | 1050.00 | 1079.83 | 1045.00 | 1076.47 | +2.62% | 2,295,200 |
| 2026-05-15 | 1049.36 | 1057.50 | 1039.22 | 1048.95 | +0.74% | 1,966,963 |
| 2026-05-14 | 1034.95 | 1041.79 | 1026.10 | 1041.25 | +0.79% | 1,606,609 |
| 2026-05-13 | 1017.94 | 1042.52 | 1017.94 | 1033.08 | +1.10% | 1,654,600 |
| 2026-05-12 | 1002.54 | 1026.00 | 1001.14 | 1021.88 | +2.24% | 2,143,200 |
| 2026-05-11 | 1005.82 | 1007.00 | 985.15 | 999.47 | -0.92% | 2,053,500 |
| 2026-05-08 | 1011.74 | 1016.00 | 1005.11 | 1008.79 | -0.32% | 1,805,200 |
| 2026-05-07 | 993.50 | 1012.66 | 990.66 | 1012.06 | +1.64% | 2,014,000 |
| 2026-05-06 | 1011.31 | 1012.23 | 992.42 | 995.75 | -2.03% | 2,619,100 |
| 2026-05-05 | 1010.51 | 1020.78 | 1009.07 | 1016.42 | +0.36% | 1,456,300 |
| 2026-05-04 | 1007.02 | 1024.72 | 1002.21 | 1012.79 | +0.11% | 1,479,400 |
| 2026-05-01 | 1015.38 | 1031.27 | 1006.32 | 1011.70 | -0.28% | 1,509,700 |
| 2026-04-30 | 996.45 | 1017.69 | 996.32 | 1014.53 | +1.59% | 2,049,300 |
| 2026-04-29 | 988.37 | 998.97 | 985.12 | 998.67 | +0.47% | 1,516,900 |
| 2026-04-28 | 1010.48 | 1012.65 | 986.00 | 994.00 | -0.40% | 1,776,000 |
| 2026-04-27 | 1008.63 | 1014.41 | 996.63 | 998.01 | -1.30% | 1,620,400 |
| 2026-04-24 | 1012.00 | 1013.45 | 1002.50 | 1011.15 | -0.32% | 1,695,200 |
| 2026-04-23 | 1007.58 | 1016.60 | 1007.03 | 1014.38 | +1.06% | 1,570,700 |
| 2026-04-22 | 1004.98 | 1008.11 | 998.29 | 1003.70 | -0.21% | 1,215,200 |
| 2026-04-21 | 994.37 | 1006.50 | 986.70 | 1005.81 | +0.80% | 1,367,100 |
| 2026-04-20 | 1003.85 | 1011.30 | 994.14 | 997.84 | -0.21% | 1,475,400 |
| 2026-04-17 | 985.00 | 1000.67 | 977.00 | 999.89 | +1.28% | 2,346,500 |
| 2026-04-16 | 985.00 | 995.75 | 981.61 | 987.21 | +0.25% | 1,484,300 |
| 2026-04-15 | 970.31 | 985.38 | 968.30 | 984.75 | +1.02% | 2,346,200 |
| 2026-04-14 | 973.68 | 977.61 | 966.00 | 974.80 | -0.62% | 2,136,500 |
| 2026-04-13 | 998.47 | 1000.05 | 979.36 | 980.85 | -1.76% | 2,255,500 |
| 2026-04-10 | 1026.51 | 1029.00 | 995.50 | 998.47 | -3.25% | 2,333,000 |
| 2026-04-09 | 1029.49 | 1035.82 | 1025.06 | 1032.03 | +0.17% | 1,433,300 |
| 2026-04-08 | 1004.44 | 1030.46 | 1000.00 | 1030.27 | +1.68% | 2,265,700 |
| 2026-04-07 | 1020.26 | 1020.86 | 1004.85 | 1013.21 | -0.52% | 1,428,500 |
| 2026-04-06 | 1014.96 | 1020.69 | 1004.01 | 1018.55 | +0.35% | 1,448,600 |
| 2026-04-02 | 1008.00 | 1016.00 | 999.21 | 1014.96 | +1.85% | 1,828,600 |
| 2026-04-01 | 995.03 | 1003.13 | 990.59 | 996.56 | +0.01% | 1,769,800 |
| 2026-03-31 | 997.00 | 1008.60 | 985.85 | 996.43 | -0.02% | 2,447,900 |
| 2026-03-30 | 987.65 | 1005.54 | 985.01 | 996.58 | +1.29% | 2,129,100 |
| 2026-03-27 | 982.02 | 987.11 | 978.11 | 983.86 | +0.43% | 1,540,900 |
| 2026-03-26 | 975.69 | 987.19 | 972.72 | 979.65 | +0.49% | 1,498,300 |
| 2026-03-25 | 978.00 | 980.81 | 968.05 | 974.86 | +0.11% | 1,067,100 |
| 2026-03-24 | 962.06 | 981.28 | 961.00 | 973.82 | +0.84% | 1,259,300 |
| 2026-03-23 | 985.67 | 986.64 | 964.53 | 965.73 | -0.68% | 1,779,100 |
| 2026-03-20 | 975.08 | 980.76 | 970.54 | 972.33 | -0.25% | 2,621,600 |
| 2026-03-19 | 985.84 | 988.79 | 970.41 | 974.78 | -0.52% | 1,340,200 |
| 2026-03-18 | 990.37 | 993.98 | 978.14 | 979.92 | -1.63% | 1,434,400 |
| 2026-03-17 | 1006.49 | 1008.10 | 994.75 | 996.16 | -0.56% | 1,210,400 |
| 2026-03-16 | 1010.50 | 1012.65 | 995.43 | 1001.74 | -0.66% | 1,243,400 |
| 2026-03-13 | 1005.90 | 1012.83 | 1002.00 | 1008.43 | +0.51% | 1,469,700 |
| 2026-03-12 | 988.61 | 1006.21 | 984.00 | 1003.32 | +1.12% | 1,669,200 |
| 2026-03-11 | 996.32 | 997.39 | 987.89 | 992.23 | -0.51% | 1,260,500 |
| 2026-03-10 | 1000.50 | 1010.10 | 996.00 | 997.36 | -0.79% | 1,613,400 |
| 2026-03-09 | 999.63 | 1007.41 | 987.99 | 1005.30 | +0.72% | 2,348,200 |
| 2026-03-06 | 967.01 | 1002.50 | 960.46 | 998.10 | +1.58% | 2,708,900 |
| 2026-03-05 | 996.50 | 999.25 | 978.81 | 982.57 | -2.40% | 2,766,000 |
| 2026-03-04 | 1005.00 | 1014.00 | 997.00 | 1006.74 | -0.10% | 1,806,600 |
| 2026-03-03 | 1002.54 | 1015.75 | 1000.63 | 1007.77 | +0.50% | 1,947,100 |
| 2026-03-02 | 1010.91 | 1020.82 | 1002.49 | 1002.77 | -0.79% | 1,986,900 |
| 2026-02-27 | 990.53 | 1014.19 | 989.58 | 1010.79 | +2.44% | 3,935,000 |
| 2026-02-26 | 996.92 | 1005.52 | 983.53 | 986.74 | -0.81% | 1,804,400 |
| 2026-02-25 | 997.68 | 1002.50 | 991.44 | 994.76 | -0.37% | 1,554,600 |
| 2026-02-24 | 986.38 | 998.88 | 985.04 | 998.43 | +1.26% | 1,671,100 |
| 2026-02-23 | 981.80 | 991.31 | 978.06 | 986.02 | +0.08% | 1,489,300 |
| 2026-02-20 | 983.13 | 987.37 | 977.81 | 985.27 | -0.26% | 1,662,200 |
| 2026-02-19 | 992.31 | 1007.86 | 984.11 | 987.82 | -0.83% | 1,750,000 |
| 2026-02-18 | 1010.00 | 1016.00 | 993.50 | 996.08 | -1.58% | 1,926,800 |
| 2026-02-17 | 1022.34 | 1028.44 | 1010.48 | 1012.05 | -0.63% | 1,732,200 |
| 2026-02-13 | 1000.00 | 1022.88 | 993.76 | 1018.48 | +1.96% | 2,661,600 |
| 2026-02-12 | 978.75 | 1009.21 | 978.14 | 998.86 | +2.12% | 2,970,400 |
| 2026-02-11 | 973.29 | 989.57 | 967.12 | 978.14 | +0.71% | 1,769,400 |
| 2026-02-10 | 996.01 | 997.45 | 969.00 | 971.23 | -2.64% | 1,781,500 |
| 2026-02-09 | 1001.32 | 1009.62 | 992.68 | 997.59 | -0.36% | 1,861,700 |
| 2026-02-06 | 988.15 | 1001.37 | 983.50 | 1001.16 | +1.20% | 2,358,600 |
| 2026-02-05 | 995.50 | 1000.95 | 987.33 | 989.29 | +1.12% | 2,988,800 |
| 2026-02-04 | 983.31 | 994.60 | 975.19 | 978.35 | +0.04% | 2,631,500 |
| 2026-02-03 | 964.35 | 990.65 | 964.28 | 977.92 | +0.99% | 2,960,700 |
| 2026-02-02 | 944.23 | 970.32 | 931.27 | 968.36 | +2.99% | 2,451,300 |
| 2026-01-30 | 948.83 | 951.12 | 930.30 | 940.25 | -1.33% | 2,396,300 |
| 2026-01-29 | 957.99 | 960.30 | 948.51 | 952.89 | -0.82% | 1,825,000 |
| 2026-01-28 | 969.51 | 970.10 | 955.61 | 960.78 | -0.98% | 2,474,800 |
| 2026-01-27 | 977.68 | 978.00 | 961.71 | 970.28 | -0.76% | 2,077,900 |
| 2026-01-26 | 986.43 | 993.00 | 976.35 | 977.67 | -0.57% | 2,458,700 |
| 2026-01-23 | 971.44 | 984.85 | 971.01 | 983.25 | +0.73% | 1,680,600 |
| 2026-01-22 | 977.89 | 984.00 | 971.56 | 976.17 | -0.68% | 2,074,400 |
| 2026-01-21 | 959.60 | 989.64 | 959.60 | 982.86 | +1.93% | 4,073,700 |
| 2026-01-20 | 958.38 | 969.90 | 954.13 | 964.26 | +0.07% | 3,209,900 |
| 2026-01-16 | 962.00 | 964.98 | 951.00 | 963.61 | +0.72% | 3,862,900 |
| 2026-01-15 | 954.54 | 958.28 | 950.00 | 956.75 | +0.61% | 2,185,900 |
| 2026-01-14 | 938.33 | 955.61 | 938.29 | 950.98 | +0.96% | 2,894,900 |
| 2026-01-13 | 938.02 | 942.90 | 929.60 | 941.93 | -0.12% | 2,222,100 |
| 2026-01-12 | 920.40 | 944.83 | 917.00 | 943.08 | +1.97% | 3,246,400 |
| 2026-01-09 | 915.97 | 929.85 | 911.33 | 924.88 | +1.05% | 2,895,400 |
| 2026-01-08 | 901.13 | 931.67 | 896.00 | 915.31 | +3.71% | 5,207,200 |
| 2026-01-07 | 892.00 | 893.60 | 879.62 | 882.58 | -0.73% | 2,680,100 |
| 2026-01-06 | 875.95 | 894.08 | 871.30 | 889.10 | +1.53% | 2,742,300 |
| 2026-01-05 | 863.95 | 878.77 | 860.85 | 875.74 | +2.49% | 2,805,600 |
| 2026-01-02 | 861.14 | 863.10 | 852.50 | 854.50 | -0.91% | 2,373,400 |
| 2025-12-31 | 864.58 | 868.00 | 861.34 | 862.34 | -0.38% | 1,490,000 |
| 2025-12-30 | 864.00 | 867.82 | 861.43 | 865.65 | -0.25% | 1,680,800 |
| 2025-12-29 | 873.29 | 874.50 | 865.69 | 867.84 | -0.63% | 1,792,500 |
| 2025-12-26 | 870.64 | 877.59 | 869.00 | 873.35 | +0.17% | 1,324,100 |
| 2025-12-24 | 858.60 | 876.00 | 858.35 | 871.86 | +2.00% | 1,822,200 |
| 2025-12-23 | 849.10 | 854.98 | 846.80 | 854.79 | +0.56% | 1,903,300 |
| 2025-12-22 | 854.00 | 855.50 | 847.31 | 850.00 | -0.66% | 2,373,300 |
| 2025-12-19 | 856.57 | 858.45 | 849.32 | 855.62 | -0.23% | 10,097,600 |
| 2025-12-18 | 860.30 | 863.15 | 852.51 | 857.59 | -0.59% | 2,467,500 |
| 2025-12-17 | 858.50 | 868.58 | 858.23 | 862.65 | +0.26% | 2,363,700 |
| 2025-12-16 | 857.44 | 863.59 | 844.06 | 860.39 | -0.02% | 3,843,300 |
| 2025-12-15 | 882.11 | 887.49 | 851.40 | 860.56 | -2.70% | 4,771,400 |
| 2025-12-12 | 883.30 | 888.62 | 867.12 | 884.47 | -0.00% | 4,808,900 |
| 2025-12-11 | 875.86 | 886.00 | 872.55 | 884.48 | +1.15% | 3,041,600 |
| 2025-12-10 | 887.82 | 889.58 | 871.09 | 874.41 | -1.58% | 3,318,300 |
| 2025-12-09 | 886.85 | 889.02 | 881.51 | 888.44 | +0.10% | 1,899,500 |
| 2025-12-08 | 893.50 | 894.00 | 882.90 | 887.52 | -0.80% | 2,407,900 |
| 2025-12-05 | 897.25 | 905.89 | 893.00 | 894.68 | -0.13% | 2,359,800 |
| 2025-12-04 | 907.03 | 907.96 | 888.08 | 895.86 | -2.86% | 3,787,800 |
| 2025-12-03 | 920.81 | 926.32 | 916.02 | 922.26 | +0.02% | 1,886,800 |
| 2025-12-02 | 911.96 | 923.00 | 905.00 | 922.03 | +1.10% | 2,160,600 |
| 2025-12-01 | 913.20 | 918.58 | 906.21 | 911.96 | -0.18% | 2,149,400 |
| 2025-11-28 | 905.02 | 914.20 | 903.00 | 913.59 | +0.59% | 1,092,600 |
| 2025-11-26 | 896.02 | 912.00 | 895.62 | 908.26 | +1.56% | 1,936,200 |
| 2025-11-25 | 886.66 | 895.72 | 885.13 | 894.33 | +0.93% | 2,534,700 |
| 2025-11-24 | 899.00 | 901.36 | 881.32 | 886.12 | -1.43% | 3,661,200 |
| 2025-11-21 | 894.52 | 905.32 | 892.13 | 899.01 | +0.64% | 2,870,100 |
| 2025-11-20 | 893.50 | 904.57 | 891.00 | 893.29 | +0.30% | 2,648,300 |
| 2025-11-19 | 895.00 | 895.00 | 873.97 | 890.60 | -0.50% | 3,462,300 |
| 2025-11-18 | 912.59 | 918.91 | 894.17 | 895.08 | -1.92% | 2,984,700 |
| 2025-11-17 | 922.02 | 924.90 | 908.81 | 912.59 | -1.13% | 2,481,900 |
| 2025-11-14 | 927.13 | 928.89 | 915.10 | 922.98 | -0.23% | 1,739,100 |
| 2025-11-13 | 916.35 | 926.75 | 911.72 | 925.08 | +1.21% | 2,430,600 |
| 2025-11-12 | 915.47 | 918.10 | 911.67 | 914.00 | +0.02% | 1,829,700 |
| 2025-11-11 | 916.50 | 918.89 | 913.00 | 913.86 | -0.19% | 1,663,400 |
| 2025-11-10 | 919.00 | 922.00 | 909.07 | 915.56 | -0.78% | 2,612,700 |
| 2025-11-07 | 929.53 | 937.00 | 920.79 | 922.74 | -0.09% | 2,584,000 |
| 2025-11-06 | 924.36 | 925.00 | 908.30 | 923.58 | -1.22% | 3,247,700 |
| 2025-11-05 | 940.00 | 945.28 | 927.44 | 935.03 | -0.61% | 2,974,800 |
| 2025-11-04 | 933.21 | 941.17 | 928.97 | 940.74 | +1.37% | 2,554,500 |
| 2025-11-03 | 912.40 | 929.19 | 908.38 | 928.04 | +1.82% | 3,206,600 |
| 2025-10-31 | 916.21 | 920.00 | 909.68 | 911.45 | -0.95% | 2,456,300 |
| 2025-10-30 | 912.69 | 923.00 | 910.37 | 920.18 | +0.85% | 2,677,100 |
| 2025-10-29 | 919.00 | 919.88 | 909.30 | 912.42 | -1.27% | 2,449,600 |
| 2025-10-28 | 926.87 | 930.72 | 920.20 | 924.16 | -0.61% | 2,090,800 |
| 2025-10-27 | 930.21 | 933.20 | 925.12 | 929.85 | -0.25% | 1,967,600 |
| 2025-10-24 | 940.00 | 943.00 | 930.15 | 932.14 | -1.05% | 1,639,400 |
| 2025-10-23 | 945.47 | 945.47 | 934.49 | 942.05 | -0.28% | 1,974,800 |
| 2025-10-22 | 940.00 | 953.00 | 932.50 | 944.68 | +0.77% | 2,372,400 |
| 2025-10-21 | 936.11 | 943.37 | 935.00 | 937.50 | +0.15% | 1,448,200 |
| 2025-10-20 | 936.19 | 939.80 | 931.50 | 936.11 | -0.02% | 1,523,700 |
| 2025-10-17 | 929.58 | 938.82 | 928.15 | 936.33 | +1.16% | 2,502,200 |
| 2025-10-16 | 955.54 | 957.90 | 921.16 | 925.62 | -3.08% | 2,721,400 |
| 2025-10-15 | 946.00 | 964.00 | 945.26 | 954.99 | +0.90% | 2,009,800 |
| 2025-10-14 | 940.26 | 947.42 | 935.95 | 946.51 | +1.17% | 1,925,900 |
| 2025-10-13 | 929.00 | 935.98 | 923.00 | 935.56 | +0.60% | 2,169,600 |
| 2025-10-10 | 944.42 | 945.45 | 929.00 | 930.01 | -1.37% | 3,142,500 |
| 2025-10-09 | 932.31 | 943.77 | 927.28 | 942.89 | +3.07% | 3,742,900 |
| 2025-10-08 | 912.54 | 916.38 | 910.96 | 914.80 | +0.00% | 2,376,900 |
| 2025-10-07 | 908.73 | 917.64 | 903.88 | 914.80 | +0.42% | 2,601,800 |
| 2025-10-06 | 915.50 | 915.78 | 904.25 | 910.94 | -0.49% | 2,504,000 |
| 2025-10-03 | 915.59 | 918.10 | 911.20 | 915.38 | -0.15% | 2,319,200 |
| 2025-10-02 | 912.56 | 918.51 | 910.01 | 916.77 | -0.06% | 2,063,800 |
| 2025-10-01 | 923.00 | 924.00 | 911.17 | 917.34 | -0.90% | 2,642,100 |
| 2025-09-30 | 916.25 | 930.51 | 913.37 | 925.63 | +0.96% | 3,096,700 |
| 2025-09-29 | 916.34 | 917.22 | 903.29 | 916.87 | +0.10% | 4,107,000 |
| 2025-09-26 | 925.55 | 927.63 | 905.05 | 915.95 | -2.90% | 4,812,900 |
| 2025-09-25 | 952.45 | 953.00 | 935.62 | 943.31 | -0.21% | 2,991,500 |
| 2025-09-24 | 944.28 | 953.66 | 943.11 | 945.27 | +0.18% | 2,149,800 |
| 2025-09-23 | 942.76 | 944.99 | 933.50 | 943.60 | +0.04% | 3,258,500 |
| 2025-09-22 | 947.38 | 950.00 | 939.61 | 943.26 | -0.83% | 2,794,300 |
| 2025-09-19 | 955.00 | 957.44 | 943.79 | 951.16 | -0.13% | 4,606,000 |
| 2025-09-18 | 957.37 | 962.54 | 950.67 | 952.36 | -1.11% | 1,860,900 |
| 2025-09-17 | 953.49 | 963.98 | 953.49 | 963.03 | +1.15% | 1,556,800 |
| 2025-09-16 | 959.10 | 959.58 | 950.80 | 952.07 | -0.84% | 2,012,600 |
| 2025-09-15 | 967.82 | 969.74 | 959.71 | 960.10 | -0.81% | 2,199,400 |
| 2025-09-12 | 960.29 | 969.57 | 960.00 | 967.90 | +0.37% | 1,461,600 |
| 2025-09-11 | 957.80 | 965.16 | 954.28 | 964.32 | +0.84% | 1,532,000 |
| 2025-09-10 | 976.39 | 981.00 | 953.96 | 956.29 | -2.34% | 2,277,500 |
| 2025-09-09 | 970.00 | 979.87 | 963.11 | 979.25 | +0.76% | 1,496,800 |
| 2025-09-08 | 963.73 | 972.34 | 958.59 | 971.85 | +0.87% | 1,737,000 |
| 2025-09-05 | 958.71 | 969.55 | 956.22 | 963.48 | +0.79% | 1,928,500 |
| 2025-09-04 | 953.40 | 959.50 | 951.11 | 955.90 | +0.64% | 1,471,900 |
| 2025-09-03 | 939.00 | 950.09 | 936.50 | 949.78 | +1.17% | 1,670,500 |
| 2025-09-02 | 938.66 | 944.51 | 936.58 | 938.82 | -0.48% | 1,793,900 |
| 2025-08-29 | 945.00 | 948.61 | 940.46 | 943.32 | -0.17% | 1,609,000 |
| 2025-08-28 | 950.29 | 951.00 | 944.13 | 944.96 | -0.48% | 2,067,900 |
| 2025-08-27 | 940.49 | 952.00 | 937.22 | 949.52 | +0.87% | 1,893,600 |
| 2025-08-26 | 941.34 | 944.05 | 933.25 | 941.34 | -0.03% | 4,341,300 |
| 2025-08-25 | 954.96 | 958.30 | 940.56 | 941.58 | -1.77% | 2,284,300 |
| 2025-08-22 | 971.54 | 973.50 | 953.11 | 958.54 | -1.15% | 3,136,000 |
| 2025-08-21 | 988.90 | 989.32 | 967.52 | 969.68 | -2.50% | 2,145,600 |
| 2025-08-20 | 979.00 | 999.30 | 979.00 | 994.57 | +1.40% | 2,229,600 |
| 2025-08-19 | 978.62 | 988.53 | 976.79 | 980.85 | +0.15% | 1,673,400 |
| 2025-08-18 | 973.30 | 981.28 | 970.00 | 979.35 | +0.75% | 2,078,500 |
| 2025-08-15 | 979.14 | 980.00 | 967.22 | 972.04 | -0.34% | 1,638,300 |
| 2025-08-14 | 980.60 | 988.29 | 975.18 | 975.39 | -0.35% | 1,808,700 |
| 2025-08-13 | 983.96 | 986.40 | 970.10 | 978.85 | -1.25% | 2,352,600 |
| 2025-08-12 | 988.50 | 991.75 | 980.05 | 991.25 | +0.25% | 1,588,500 |
| 2025-08-11 | 983.16 | 989.58 | 976.32 | 988.74 | +0.79% | 2,290,100 |
Most recent 250 sessions, newest first.
Seasonal returns
Best month historically: Jan (+9.32%). Worst month: Dec (-2.54%). Based on 5 years of daily data (2022–2026).
FAQ · from the current price data · as of 2026-08-07
Quick answers
What is Costco Wholesale Corp's (COST) latest close?
947.82 on 2026-08-07, from the Closelook data lake's daily price record.
What is COST's 52-week high and low?
1096.50 high and 844.06 low over the trailing 52 weeks, as of 2026-08-07.
What is Costco Wholesale Corp's strongest and weakest month historically?
Historically, COST's strongest calendar month has been Jan (average +9.32%) and its weakest Dec (average -2.54%), based on 5 years of daily data (2022–2026).
How many years of seasonality does this cover?
5 years (2022–2026), computed from 965 daily bars in the Closelook data lake.