V-Lab
Global X Nasdaq-100 Cove ETF GJR-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
21.55%
increased by 0.05%
1 Week
21.28%
decreased by 0.22%
1 Month
20.34%
decreased by 1.16%
Analysis last updated: Saturday, July 25, 2026 at 09:11 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 14, 2011 to Jul 24, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 368% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0252 | 12.62*** |
α ARCH Response to squared shocks | 0.0275 | 4.02*** |
β GARCH Volatility persistence | 0.8956 | 218.75*** |
γ leverage Additional response to negative shocks | 0.1011 | 9.43*** |
Persistence:
0.974
Half-life:
26 days
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