WH Smith PLC Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Wednesday, February 11th, 2026:36.64% (-0.60%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.9364 | 6.84 | |
| 0.1190 | 6.73 | |
| 0.7832 | 25.27 | |
| 0.0190 | 1.32 | |
| -0.0307 | -1.50 | |
| 0.0081 | 0.78 | |
| 0.0209 | 2.47 | |
| -0.0280 | -4.41 |
Estimation Period:
Jan 2, 1990 to Feb 6, 2026
Jan 2, 1990 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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