Puyang Refractories Group Co Ltd Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:52.37% (-1.68%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.5772 | 6.71 | |
| 0.1113 | 6.47 | |
| 0.8236 | 29.56 | |
| 0.0006 | 0.02 | |
| 0.0164 | 0.29 | |
| -0.0478 | -1.14 | |
| 0.1507 | 3.06 |
Estimation Period:
Apr 25, 2008 to Feb 6, 2026
Apr 25, 2008 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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