Guangzhou Grandbuy Co Ltd Spline-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:58.10% (+2.01%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.9920 | 6.50 | |
| 0.1441 | 7.97 | |
| 0.7792 | 30.99 | |
| 0.0870 | 1.32 | |
| 0.0181 | 0.17 | |
| -0.2778 | -2.90 | |
| 0.3901 | 3.97 | |
| -0.4245 | -4.19 | |
| 0.5026 | 3.68 |
Estimation Period:
Nov 22, 2007 to Feb 6, 2026
Nov 22, 2007 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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