V-Lab
Capitalonline Data Service Co Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, August 25th, 2026
1 Day
66.15%
increased by 0.53%
1 Week
66.34%
increased by 0.72%
1 Month
66.96%
increased by 1.34%
Analysis last updated: Tuesday, August 25, 2026 at 06:23 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 1, 2020 to Aug 21, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 129% 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 | 0.6373 | 8.71*** |
α ARCH Response to squared shocks | 0.1052 | 10.30*** |
β GARCH Volatility persistence | 0.8908 | 121.33*** |
γ leverage Additional response to negative shocks | -0.0593 | -3.78*** |
Persistence:
0.966
Half-life:
20 days
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