V-Lab
Inno Laser Technology Co Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Tuesday, August 25th, 2026
1 Day
87.93%
decreased by 7.55%
1 Week
88.10%
decreased by 7.38%
1 Month
88.56%
decreased by 6.92%
Analysis last updated: Tuesday, August 25, 2026 at 06:21 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 6, 2021 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 10 trading days.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.0339 | 4.24*** |
α ARCH Response to squared shocks | 0.1452 | 4.53*** |
β GARCH Volatility persistence | 0.7893 | 17.02*** |
Spline Coefficients
K=2
| γ1 | 0.1791 | 1.66* |
| γ2 | -0.2592 | -1.94* |
Persistence:
0.935
Half-life:
10 days
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