V-Lab
Marketingforce Management GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, August 25th, 2026
1 Day
100.89%
decreased by 1.73%
1 Week
100.02%
decreased by 2.60%
1 Month
97.13%
decreased by 5.49%
Analysis last updated: Tuesday, August 25, 2026 at 06:43 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 16, 2024 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 22 trading days, meaning a shock loses half its impact after approximately 22 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.8976 | 2.40** |
α ARCH Response to squared shocks | 0.0406 | 3.76*** |
β GARCH Volatility persistence | 0.9352 | 47.07*** |
γ leverage Additional response to negative shocks | -0.0136 | -1.08 |
Persistence:
0.969
Half-life:
22 days
Other Marketingforce Management Analyses
Other GJR-GARCH Analyses on International Equities