V-Lab
Sichuan Haite High-tech Co Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 26th, 2026
1 Day
46.49%
decreased by 0.21%
1 Week
46.62%
decreased by 0.08%
1 Month
47.06%
increased by 0.36%
Analysis last updated: Wednesday, August 26, 2026 at 07:48 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 21, 2004 to Aug 21, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 46% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1687 | 14.74*** |
α ARCH Response to squared shocks | 0.0676 | 17.27*** |
β GARCH Volatility persistence | 0.9261 | 353.59*** |
γ leverage Additional response to negative shocks | -0.0212 | -3.83*** |
Persistence:
0.983
Half-life:
41 days
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