V-Lab
XtalPi Holdings Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
65.73%
decreased by 2.82%
1 Week
68.93%
increased by 0.38%
1 Month
77.86%
increased by 9.31%
Analysis last updated: Sunday, July 26, 2026 at 12:50 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 13, 2024 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 16 trading days, meaning a shock loses half its impact after approximately 16 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.6237 | 9.80*** |
α ARCH Response to squared shocks | 0.1623 | 11.25*** |
β GARCH Volatility persistence | 0.7882 | 55.17*** |
γ leverage Additional response to negative shocks | 0.0136 | 0.52 |
Persistence:
0.957
Half-life:
16 days
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