V-Lab
Defiance Daily Target 2X Long LUNR ETF GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, September 16th, 2026
1 Day
135.72%
decreased by 4.38%
1 Week
141.26%
increased by 1.16%
1 Month
158.56%
increased by 18.46%
Analysis last updated: Wednesday, September 16, 2026 at 02:23 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 13, 2026 to Sep 11, 2026Model Insight
Volatility shocks decay with a half-life of 27 trading days, meaning a shock loses half its impact after approximately 27 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 27-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0000 | 0.69 |
| αARCH | 0.1398 | 1.07 |
| βGARCH | 0.8742 | 12.92*** |
| γleverage | -0.0795 | -0.47 |
0.974
Persistence27d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 0.69 |
α ARCH Response to squared shocks | 0.1398 | 1.07 |
β GARCH Volatility persistence | 0.8742 | 12.92*** |
γ leverage Additional response to negative shocks | -0.0795 | -0.47 |
Persistence:
0.974
Half-life:
27 days
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