The highest closing price for Costco Wholesale (COST) last month was $953.64, on October 15. It was down 1.1% for the month. The latest price is $913.33.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
October 31 2025 | $916.21 | $920.00 | $909.68 | $911.45 | 2,456,300 |
October 30 2025 | $911.40 | $921.70 | $909.08 | $918.88 | 2,677,100 |
October 29 2025 | $917.70 | $918.58 | $908.02 | $911.13 | 2,449,600 |
October 28 2025 | $925.56 | $929.41 | $918.90 | $922.85 | 2,090,800 |
October 27 2025 | $928.90 | $931.88 | $923.81 | $928.54 | 1,967,600 |
October 24 2025 | $938.67 | $941.67 | $928.84 | $930.82 | 1,639,400 |
October 23 2025 | $944.13 | $944.13 | $933.17 | $940.72 | 1,974,800 |
October 22 2025 | $938.67 | $951.65 | $931.18 | $943.35 | 2,372,400 |
October 21 2025 | $934.79 | $942.04 | $933.68 | $936.18 | 1,448,200 |
October 20 2025 | $934.87 | $938.47 | $930.18 | $934.79 | 1,523,700 |
October 17 2025 | $928.27 | $937.49 | $926.84 | $935.01 | 2,502,200 |
October 16 2025 | $954.19 | $956.55 | $919.86 | $924.31 | 2,721,400 |
October 15 2025 | $944.66 | $962.64 | $943.92 | $953.64 | 2,009,800 |
October 14 2025 | $938.93 | $946.08 | $934.63 | $945.17 | 1,925,900 |
October 13 2025 | $927.69 | $934.66 | $921.70 | $934.24 | 2,169,600 |
October 10 2025 | $943.09 | $944.11 | $927.69 | $928.70 | 3,142,500 |
October 09 2025 | $930.99 | $942.44 | $925.97 | $941.56 | 3,742,900 |
October 08 2025 | $911.25 | $915.09 | $909.67 | $913.51 | 2,376,900 |
October 07 2025 | $907.45 | $916.34 | $902.60 | $913.51 | 2,601,800 |
October 06 2025 | $914.21 | $914.49 | $902.97 | $909.65 | 2,504,000 |
October 03 2025 | $914.30 | $916.80 | $909.91 | $914.09 | 2,319,200 |
October 02 2025 | $911.27 | $917.21 | $908.72 | $915.47 | 2,063,800 |
October 01 2025 | $921.70 | $922.69 | $909.88 | $916.04 | 2,642,100 |
Daily pricing data for Costco Wholesale dates back to 11/27/1985, and may be incomplete.
