Costco Wholesale Corp MF2-GARCH Volatility Analysis
Volatility Prediction for Tuesday, February 24th, 2026:20.43% (-0.87%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 41 | ||
| 0.0407 | 9.06 | |
| 0.8123 | 86.50 | |
| 0.0945 | 14.15 | |
| 0.0018 | 1.28 | |
| 0.0102 | 4.20 | |
| 0.9892 | 334.99 |
Estimation Period:
Jan 2, 1990 to Feb 20, 2026
Jan 2, 1990 to Feb 20, 2026
News Impact Curve
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