V-Lab
Shenzhen Zhaowei Machinery & Electronic Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 5th, 2026
1 Day
85.67%
decreased by 0.68%
1 Week
90.07%
increased by 3.72%
1 Month
91.10%
increased by 4.75%
Analysis last updated: Wednesday, August 5, 2026 at 06:51 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 9, 2026 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 | 0.9357 | 3.57*** |
α ARCH Response to squared shocks | 0.1234 | 0.82 |
β GARCH Volatility persistence | 0.0420 | 0.09 |
Spline Coefficients
K=1
| γ1 | -0.2006 | -0.04 |
Persistence:
0.165
Half-life:
0 days
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