Tradr 2X Long WDC Daily ETF GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, October 20th, 2026
1 Day
150.33%
increased by 3.75%
1 Week
151.05%
increased by 4.47%
1 Month
153.10%
increased by 6.52%
Analysis last updated: Tuesday, October 20, 2026 at 02:20 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 27, 2026 to Oct 16, 2026Model Insight
Volatility shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 13-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0000 | 0.86 |
| αARCH | 0.0821 | 0.58 |
| βGARCH | 0.8696 | 14.15*** |
| γleverage | -0.0048 | -0.02 |
0.949
Persistence13d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 0.86 |
α ARCH Response to squared shocks | 0.0821 | 0.58 |
β GARCH Volatility persistence | 0.8696 | 14.15*** |
γ leverage Additional response to negative shocks | -0.0048 | -0.02 |
Persistence:
0.949
Half-life:
13 days
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