J Sainsbury PLC Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Thursday, February 19th, 2026:20.68% (-0.67%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.7539 | 7.28 | |
| 0.0916 | 7.28 | |
| 0.8315 | 37.94 | |
| -0.0446 | -1.23 | |
| 0.1121 | 2.00 | |
| -0.1747 | -4.38 | |
| 0.2052 | 4.35 | |
| -0.1830 | -2.92 | |
| 0.1704 | 2.91 | |
| -0.1337 | -2.95 | |
| 0.0449 | 0.89 | |
| 0.0143 | 0.35 |
Estimation Period:
Jan 1, 1990 to Feb 13, 2026
Jan 1, 1990 to Feb 13, 2026
News Impact Curve
Volatility Forecasts
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