V-Lab
Roundhill Nasdaq-100 0DTE Covered Call ETF Strategy ETF GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, October 6th, 2026
1 Day
13.61%
decreased by 0.22%
1 Week
14.31%
increased by 0.48%
1 Month
15.84%
increased by 2.01%
Analysis last updated: Monday, October 5, 2026 at 09:22 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 6, 2024 to Oct 2, 2026Model Insight
Volatility shocks decay with a half-life of 8 trading days, meaning a shock loses half its impact after approximately 8 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 8-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.1049 | 2.28** |
| αARCH | 0.0000 | 0.00 |
| βGARCH | 0.8312 | 17.01*** |
| γleverage | 0.1667 | 1.99** |
0.915
Persistence8d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1049 | 2.28** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.8312 | 17.01*** |
γ leverage Additional response to negative shocks | 0.1667 | 1.99** |
Persistence:
0.915
Half-life:
8 days
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