The closing price for Costco Wholesale (COST) yesterday was $989.11. It was up 0.7% for the day (up 1.1% from previous close).
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
October 16 2026 20:00 | $989.11 | $989.11 | $989.11 | $989.11 | — |
October 16 2026 19:30 | $990.12 | $990.82 | $987.73 | $989.11 | 1,057,395 |
October 16 2026 18:30 | $992.24 | $993.19 | $989.24 | $990.20 | 273,795 |
October 16 2026 17:30 | $990.10 | $993.00 | $989.00 | $992.22 | 185,382 |
October 16 2026 16:30 | $990.49 | $992.34 | $988.39 | $990.04 | 1,059,218 |
October 16 2026 15:30 | $987.81 | $990.64 | $987.47 | $990.41 | 687,319 |
October 16 2026 14:30 | $987.81 | $989.46 | $983.54 | $987.75 | 139,630 |
October 16 2026 13:30 | $982.49 | $988.13 | $980.67 | $987.64 | 327,509 |
Daily pricing data for Costco Wholesale dates back to 11/27/1985, and may be incomplete.