V-Lab
Tradr 2X SNDK Long Daily ETF GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, September 9th, 2026
1 Day
185.10%
decreased by 6.58%
1 Week
187.04%
decreased by 4.64%
1 Month
193.47%
increased by 1.79%
Analysis last updated: Tuesday, September 8, 2026 at 10:22 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 27, 2026 to Sep 4, 2026Model Insight
Volatility shocks decay with a half-life of 26 trading days, meaning a shock loses half its impact after approximately 26 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 26-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0000 | 0.46 |
| αARCH | 0.0602 | 0.75 |
| βGARCH | 0.8982 | 15.94*** |
| γleverage | 0.0314 | 0.18 |
0.974
Persistence26d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 0.46 |
α ARCH Response to squared shocks | 0.0602 | 0.75 |
β GARCH Volatility persistence | 0.8982 | 15.94*** |
γ leverage Additional response to negative shocks | 0.0314 | 0.18 |
Persistence:
0.974
Half-life:
26 days
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