V-Lab
APR Co Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, October 7th, 2026
1 Day
58.58%
increased by 0.28%
1 Week
60.39%
increased by 2.09%
1 Month
62.26%
increased by 3.96%
Analysis last updated: Wednesday, October 7, 2026 at 08:02 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 27, 2024 to Oct 2, 2026Model Insight
Volatility shocks decay with a half-life of 2 trading days, meaning a shock loses half its impact after approximately 2 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 2-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 3.9760 | 0.74 |
| αARCH | 0.0000 | 0.00 |
| βGARCH | 0.7021 | 2.44** |
| γleverage | 0.0923 | 0.40 |
0.748
Persistence2d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 3.9760 | 0.74 |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.7021 | 2.44** |
γ leverage Additional response to negative shocks | 0.0923 | 0.40 |
Persistence:
0.748
Half-life:
2 days
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