V-Lab
Shandong Liancheng Precision Manufacturing Co., Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 26th, 2026
1 Day
51.31%
decreased by 3.75%
1 Week
51.41%
decreased by 3.65%
1 Month
51.60%
decreased by 3.46%
Analysis last updated: Wednesday, August 26, 2026 at 07:53 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 27, 2017 to Aug 21, 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. Short-run deviations decay with a half-life of 5 trading days.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.6876 | 7.51*** |
α ARCH Response to squared shocks | 0.1185 | 4.23*** |
β GARCH Volatility persistence | 0.7592 | 13.27*** |
Spline Coefficients
K=2
| γ1 | 0.1236 | 4.47*** |
| γ2 | -0.1510 | -4.35*** |
Persistence:
0.878
Half-life:
5 days
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