Johnson Matthey PLC Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 16th, 2026:28.69% (-0.75%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.9189 | 4.92 | |
| 0.0729 | 7.35 | |
| 0.8685 | 49.37 | |
| 0.0021 | 0.05 | |
| 0.0903 | 1.34 | |
| -0.2390 | -5.99 | |
| 0.2569 | 8.64 | |
| -0.1526 | -4.66 | |
| 0.0285 | 0.78 | |
| 0.0653 | 1.42 | |
| -0.0917 | -1.65 | |
| 0.0471 | 1.07 |
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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