Hebei Gongda Keya Technology Group Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:31.68% (-2.57%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.2778 | 4.33 | |
| 0.1321 | 2.78 | |
| 0.7338 | 8.49 | |
| 11.4641 | 2.80 | |
| -17.8180 | -2.70 | |
| 12.3103 | 2.48 | |
| -9.3305 | -1.62 | |
| 4.2570 | 0.48 | |
| -4.7344 | -0.47 | |
| 6.9727 | 0.98 |
Estimation Period:
Aug 8, 2022 to Feb 6, 2026
Aug 8, 2022 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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