V-Lab
iShares Systematic Alternatives Active ETF GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
7.17%
decreased by 0.91%
1 Week
8.27%
increased by 0.19%
1 Month
8.59%
increased by 0.51%
Analysis last updated: Friday, August 21, 2026 at 09:51 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 10, 2025 to Aug 21, 2026Model Insight
This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.2037 | 14.51*** |
α ARCH Response to squared shocks | 0.0001 | 0.01 |
β GARCH Volatility persistence | 0.0000 | 0.00 |
γ leverage Additional response to negative shocks | 0.6386 | 4.16*** |
Persistence:
0.319
Half-life:
1 days
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