V-Lab
Eventide International ETF GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 17th, 2026
1 Day
16.58%
decreased by 0.17%
1 Week
16.71%
decreased by 0.04%
1 Month
17.17%
increased by 0.42%
Analysis last updated: Friday, August 14, 2026 at 10:15 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 17, 2025 to Aug 14, 2026Model Insight
Volatility shocks decay with a half-life of 40 trading days, meaning a shock loses half its impact after approximately 40 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0275 | 8.05*** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.9533 | 78.63*** |
γ leverage Additional response to negative shocks | 0.0591 | 1.66* |
Persistence:
0.983
Half-life:
40 days
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