Costco Wholesale Corporation historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2026-01-28 | 30.250 | 30.250 | 29.750 | 30.250 | 30.138 | 13,614 |
| 2026-01-27 | 30.750 | 30.750 | 30.250 | 30.500 | 30.387 | 13,661 |
| 2026-01-26 | 30.250 | 30.750 | 30.250 | 30.500 | 30.387 | 19,424 |
| 2026-01-23 | 30.750 | 31.000 | 30.250 | 30.250 | 30.138 | 4,863 |
| 2026-01-22 | 29.750 | 31.000 | 29.750 | 30.750 | 30.636 | 32,556 |
| 2026-01-21 | 29.750 | 30.250 | 29.500 | 29.750 | 29.640 | 7,037 |
| 2026-01-20 | 30.250 | 30.250 | 29.500 | 29.750 | 29.640 | 6,771 |
| 2026-01-19 | 30.000 | 30.500 | 29.750 | 30.250 | 30.138 | 10,212 |
| 2026-01-16 | 29.750 | 30.250 | 29.500 | 29.750 | 29.640 | 5,101 |
| 2026-01-15 | 29.500 | 30.000 | 29.500 | 29.750 | 29.640 | 24,748 |
| 2026-01-14 | 29.500 | 29.750 | 29.250 | 29.500 | 29.391 | 35,303 |
| 2026-01-13 | 28.750 | 29.750 | 28.750 | 29.500 | 29.391 | 15,907 |
| 2026-01-12 | 29.000 | 29.000 | 28.750 | 28.750 | 28.644 | 17,975 |
| 2026-01-09 | 28.250 | 29.500 | 28.250 | 29.000 | 28.893 | 46,962 |
| 2026-01-08 | 28.000 | 28.250 | 27.750 | 28.000 | 27.896 | 22,852 |
| 2026-01-07 | 27.500 | 28.000 | 27.500 | 27.750 | 27.647 | 15,969 |
| 2026-01-06 | 27.000 | 27.500 | 27.000 | 27.500 | 27.398 | 17,040 |
| 2026-01-05 | 27.500 | 27.500 | 26.750 | 27.000 | 26.900 | 12,675 |
| 2025-12-30 | 27.500 | 27.500 | 27.250 | 27.250 | 27.149 | 37,782 |
| 2025-12-29 | 27.250 | 27.500 | 27.000 | 27.500 | 27.398 | 6,941 |
| 2025-12-26 | 27.250 | 27.250 | 27.000 | 27.250 | 27.149 | 3,874 |
| 2025-12-25 | 26.750 | 27.250 | 26.500 | 27.250 | 27.149 | 10,323 |
| 2025-12-24 | 26.500 | 26.750 | 26.500 | 26.750 | 26.651 | 13,877 |
| 2025-12-23 | 26.750 | 26.750 | 26.250 | 26.500 | 26.402 | 26,561 |
| 2025-12-22 | 27.000 | 27.000 | 26.750 | 27.000 | 26.900 | 8,744 |
| 2025-12-19 | 27.000 | 27.250 | 26.750 | 27.000 | 26.900 | 15,480 |
| 2025-12-18 | 27.250 | 27.250 | 27.000 | 27.000 | 26.900 | 11,855 |
| 2025-12-17 | 27.250 | 27.250 | 26.500 | 27.000 | 26.900 | 22,187 |
| 2025-12-16 | 27.750 | 28.000 | 27.000 | 27.250 | 27.149 | 50,512 |
| 2025-12-15 | 28.000 | 28.000 | 27.500 | 28.000 | 27.896 | 44,172 |
| 2025-12-12 | 28.000 | 28.000 | 27.750 | 28.000 | 27.896 | 20,172 |
| 2025-12-11 | 28.500 | 28.500 | 27.750 | 27.750 | 27.647 | 42,790 |
| 2025-12-09 | 28.750 | 28.750 | 28.250 | 28.500 | 28.394 | 21,321 |
| 2025-12-08 | 29.250 | 29.250 | 28.500 | 28.750 | 28.644 | 13,311 |
| 2025-12-04 | 29.250 | 29.500 | 29.250 | 29.250 | 29.142 | 9,347 |
| 2025-12-03 | 29.500 | 29.500 | 29.250 | 29.500 | 29.391 | 1,692 |
| 2025-12-02 | 29.500 | 29.500 | 29.000 | 29.500 | 29.391 | 4,264 |
| 2025-12-01 | 29.500 | 29.500 | 29.250 | 29.500 | 29.391 | 1,696 |
| 2025-11-28 | 29.500 | 29.500 | 29.250 | 29.500 | 29.391 | 883 |
| 2025-11-27 | 29.000 | 29.500 | 29.000 | 29.500 | 29.391 | 3,346 |
| 2025-11-26 | 28.750 | 29.000 | 28.750 | 29.000 | 28.893 | 951 |
| 2025-11-25 | 29.500 | 29.500 | 28.500 | 28.750 | 28.644 | 14,126 |
| 2025-11-24 | 29.250 | 29.500 | 29.250 | 29.500 | 29.391 | 4,516 |
| 2025-11-21 | 28.750 | 29.500 | 28.750 | 29.250 | 29.142 | 9,289 |
| 2025-11-20 | 29.250 | 29.250 | 28.500 | 28.750 | 28.644 | 44,640 |
| 2025-11-19 | 29.750 | 29.750 | 29.000 | 29.000 | 28.893 | 11,663 |
| 2025-11-18 | 30.000 | 30.000 | 29.500 | 29.750 | 29.640 | 11,816 |
| 2025-11-17 | 30.250 | 30.250 | 29.750 | 29.750 | 29.640 | 3,569 |
| 2025-11-14 | 29.750 | 30.250 | 29.750 | 30.000 | 29.889 | 6,249 |
| 2025-11-13 | 30.000 | 30.000 | 29.500 | 29.750 | 29.640 | 3,442 |
| 2025-11-12 | 29.750 | 30.000 | 29.750 | 30.000 | 29.889 | 1,978 |
| 2025-11-11 | 29.750 | 29.750 | 29.500 | 29.750 | 29.640 | 22,906 |
| 2025-11-10 | 30.000 | 30.250 | 29.750 | 29.750 | 29.640 | 12,447 |
| 2025-11-07 | 30.000 | 30.000 | 29.500 | 29.750 | 29.640 | 11,192 |
| 2025-11-06 | 31.000 | 31.000 | 30.000 | 30.250 | 30.138 | 17,879 |
| 2025-11-05 | 30.000 | 30.750 | 30.000 | 30.750 | 30.636 | 24,513 |
| 2025-11-04 | 29.750 | 30.250 | 29.750 | 30.000 | 29.889 | 4,857 |
| 2025-11-03 | 29.750 | 29.750 | 29.500 | 29.750 | 29.640 | 1,706 |
| 2025-10-31 | 29.500 | 30.000 | 29.500 | 29.750 | 29.640 | 6,902 |
| 2025-10-30 | 30.000 | 30.000 | 29.500 | 29.500 | 29.355 | 29,683 |
Stock splits
No stock splits on record.
Dividends
| Ex-date | Amount |
|---|---|
| 2026-07-24 | 0.0414 USD |
| 2026-05-05 | 0.0398 USD |
| 2026-01-30 | 0.0345 USD |
| 2025-10-31 | 0.0357 USD |
| 2025-08-01 | 0.0356 USD |
Open, high, low and close are as traded (THB). Adjusted close accounts for splits and dividends. Educational only, not financial advice.