The average closing price for Costco Wholesale (COST) all-time is $134.56. The latest price is $1,028.24.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
May 2026 | $1,015.38 | $1,096.50 | $985.15 | $1,028.24 | 31,878,865 |
April 2026 | $993.58 | $1,034.32 | $964.60 | $1,013.06 | 37,363,545 |
March 2026 | $1,009.45 | $1,019.34 | $959.07 | $994.99 | 39,158,973 |
February 2026 | $942.86 | $1,026.95 | $929.92 | $1,009.33 | 41,960,879 |
January 2026 | $858.72 | $990.21 | $850.10 | $938.89 | 55,387,522 |
December 2025 | $910.63 | $923.72 | $841.69 | $859.92 | 63,688,169 |
November 2025 | $909.84 | $942.62 | $871.51 | $911.02 | 48,515,011 |
October 2025 | $919.10 | $959.93 | $900.07 | $908.89 | 53,321,900 |
September 2025 | $934.70 | $976.86 | $899.48 | $921.72 | 50,816,312 |
August 2025 | $935.54 | $995.08 | $929.31 | $939.34 | 47,760,824 |
July 2025 | $984.46 | $991.26 | $919.82 | $934.38 | 45,293,695 |
June 2025 | $1,028.48 | $1,061.11 | $968.45 | $984.40 | 41,991,726 |
May 2025 | $983.28 | $1,046.60 | $977.50 | $1,034.36 | 42,428,106 |
April 2025 | $935.93 | $993.03 | $865.70 | $987.65 | 58,246,248 |
March 2025 | $1,044.49 | $1,058.65 | $875.48 | $939.26 | 55,506,371 |
February 2025 | $964.62 | $1,070.80 | $961.20 | $1,041.38 | 36,727,841 |
January 2025 | $907.69 | $983.08 | $894.80 | $972.05 | 38,426,686 |
December 2024 | $963.60 | $1,000.20 | $905.25 | $908.95 | 44,508,096 |
November 2024 | $867.29 | $968.50 | $860.41 | $964.12 | 39,059,694 |
October 2024 | $877.01 | $901.53 | $859.09 | $866.05 | 35,631,743 |
September 2024 | $888.34 | $915.23 | $860.62 | $878.27 | 40,583,208 |
August 2024 | $810.93 | $910.38 | $785.62 | $884.08 | 39,311,365 |
July 2024 | $844.36 | $887.06 | $795.81 | $814.35 | 45,968,226 |
June 2024 | $802.31 | $864.60 | $798.49 | $840.88 | 34,577,403 |
May 2024 | $714.53 | $810.72 | $707.66 | $801.21 | 40,182,399 |
Daily pricing data for Costco Wholesale dates back to 11/27/1985, and may be incomplete.