Hubei Heyuan Gas Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Friday, February 13th, 2026:36.60% (-0.95%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.0392 | 9.87 | |
| 0.1556 | 4.68 | |
| 0.6723 | 9.62 | |
| 0.0036 | 0.56 |
Estimation Period:
Jan 13, 2020 to Feb 6, 2026
Jan 13, 2020 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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