Gabelli Opportunities in Live and Sports ETF GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, October 20th, 2026
1 Day
14.24%
decreased by 0.07%
1 Week
14.24%
decreased by 0.07%
1 Month
14.26%
decreased by 0.05%
Analysis last updated: Monday, October 19, 2026 at 09:45 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 2026 to Oct 16, 2026Model Insight
Volatility shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 13-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0418 | 1.66* |
| αARCH | 0.0000 | 0.00 |
| βGARCH | 0.9383 | 17.24*** |
| γleverage | 0.0205 | 0.12 |
0.949
Persistence13d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0418 | 1.66* |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.9383 | 17.24*** |
γ leverage Additional response to negative shocks | 0.0205 | 0.12 |
Persistence:
0.949
Half-life:
13 days
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