Defiance Daily Target 2X Short HOOD ETF GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, July 22nd, 2026
1 Day
146.82%
decreased by 0.23%
1 Week
147.45%
increased by 0.40%
1 Month
149.24%
increased by 2.19%
Analysis last updated: Tuesday, July 21, 2026 at 09:44 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 13, 2025 to Jul 17, 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
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 1.41 |
α ARCH Response to squared shocks | 0.0661 | 1.50 |
β GARCH Volatility persistence | 0.9078 | 19.52*** |
γ leverage Additional response to negative shocks | -0.0555 | -1.09 |
Persistence:
0.946
Half-life:
13 days
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