V-Lab
ZJK Industrial Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Thursday, August 6th, 2026
1 Day
63.38%
decreased by 2.63%
1 Week
69.10%
increased by 3.09%
1 Month
70.98%
increased by 4.97%
Analysis last updated: Wednesday, August 5, 2026 at 09:36 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 30, 2024 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. Short-run deviations decay with a half-life of 1 trading day.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.7032 | 2.73*** |
α ARCH Response to squared shocks | 0.1932 | 1.39 |
β GARCH Volatility persistence | 0.1741 | 0.77 |
Spline Coefficients
K=2
| γ1 | 2.8860 | 2.79*** |
| γ2 | -2.8622 | -2.36** |
Persistence:
0.367
Half-life:
1 days
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