V-Lab
Fujipream Corp GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 17th, 2026
1 Day
42.05%
increased by 5.05%
1 Week
44.81%
increased by 7.81%
1 Month
49.45%
increased by 12.45%
Analysis last updated: Saturday, August 15, 2026 at 10:11 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 29, 2004 to Aug 14, 2026Model Insight
Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.4891 | 19.57*** |
α ARCH Response to squared shocks | 0.1867 | 13.30*** |
β GARCH Volatility persistence | 0.6540 | 53.60*** |
γ leverage Additional response to negative shocks | 0.0495 | 1.71* |
Persistence:
0.865
Half-life:
5 days
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