The closing price for Costco Wholesale (COST) last month was $862.34, on Wednesday. It was down 5.6% for the month. The latest price is $875.83.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
December 31 2025 | $864.58 | $868.00 | $861.34 | $862.34 | 1,490,000 |
December 30 2025 | $864.00 | $867.82 | $861.43 | $865.65 | 1,680,800 |
December 29 2025 | $873.29 | $874.50 | $865.69 | $867.84 | 1,792,500 |
December 26 2025 | $870.64 | $877.59 | $869.00 | $873.35 | 1,324,100 |
December 24 2025 | $858.60 | $876.00 | $858.35 | $871.86 | 1,822,200 |
December 23 2025 | $849.10 | $854.98 | $846.80 | $854.79 | 1,903,300 |
December 22 2025 | $854.00 | $855.50 | $847.31 | $850.00 | 2,373,300 |
December 19 2025 | $856.57 | $858.45 | $849.32 | $855.62 | 10,097,600 |
December 18 2025 | $860.30 | $863.15 | $852.51 | $857.59 | 2,467,500 |
December 17 2025 | $858.50 | $868.58 | $858.23 | $862.65 | 2,363,700 |
December 16 2025 | $857.44 | $863.59 | $844.06 | $860.39 | 3,843,300 |
December 15 2025 | $882.11 | $887.49 | $851.40 | $860.56 | 4,771,400 |
December 12 2025 | $883.30 | $888.62 | $867.12 | $884.47 | 4,808,900 |
December 11 2025 | $875.86 | $886.00 | $872.55 | $884.48 | 3,041,600 |
December 10 2025 | $887.82 | $889.58 | $871.09 | $874.41 | 3,318,300 |
December 09 2025 | $886.85 | $889.02 | $881.51 | $888.44 | 1,899,500 |
December 08 2025 | $893.50 | $894.00 | $882.90 | $887.52 | 2,407,900 |
December 05 2025 | $897.25 | $905.89 | $893.00 | $894.68 | 2,359,800 |
December 04 2025 | $907.03 | $907.96 | $888.08 | $895.86 | 3,787,800 |
December 03 2025 | $920.81 | $926.32 | $916.02 | $922.26 | 1,886,800 |
December 02 2025 | $911.96 | $923.00 | $905.00 | $922.03 | 2,160,600 |
December 01 2025 | $913.20 | $918.58 | $906.21 | $911.96 | 2,149,400 |
Daily pricing data for Costco Wholesale dates back to 11/27/1985, and may be incomplete.
