V-Lab
Guangdong Tianyu Semiconductor Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 5th, 2026
1 Day
27.70%
unchanged at 0.00%
1 Week
27.70%
unchanged at 0.00%
1 Month
27.70%
unchanged at 0.00%
Analysis last updated: Wednesday, August 5, 2026 at 06:50 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 5, 2025 to Jul 31, 2026Model Insight
This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.3917 | 2.41** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.0000 | 0.00 |
Spline Coefficients
K=5
| γ1 | 112.1634 | 1.09 |
| γ2 | -206.7895 | -1.43 |
| γ3 | 262.6006 | 2.83*** |
| γ4 | -342.0227 | -3.98*** |
| γ5 | 240.8600 | 4.20*** |
Persistence:
0.000
Half-life:
-
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