Costco Wholesale Corporation
Compare Last 7 Days with Previous Period
Current Period Close
$926.54
Aug 27, 2026 - Sep 03, 2026
Previous Period Close
$956.12
Aug 19, 2026 - Aug 26, 2026
Net Comparison Delta
$-29.58 (-3.09%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(6 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Aug 27, 2026 | $934.66 | Aug 19, 2026 | $956.99 | -2.33% |
| Aug 28, 2026 | $945.47 | Aug 20, 2026 | $933.51 | +1.28% |
| Aug 31, 2026 | $943.89 | Aug 21, 2026 | $947.74 | -0.41% |
| Sep 01, 2026 | $939.96 | Aug 24, 2026 | $971.40 | -3.24% |
| Sep 02, 2026 | $928.48 | Aug 25, 2026 | $960.01 | -3.28% |
| Sep 03, 2026 | $926.54 | Aug 26, 2026 | $956.12 | -3.09% |