V-Lab
Jpmorgan Active High YLD ETF GJR-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 12th, 2026
1 Day
2.67%
decreased by 0.15%
1 Week
2.77%
decreased by 0.05%
1 Month
3.08%
increased by 0.26%
Analysis last updated: Tuesday, August 11, 2026 at 10:10 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 25, 2025 to Aug 7, 2026Model Insight
Volatility shocks decay with a half-life of 31 trading days, meaning a shock loses half its impact after approximately 31 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0017 | 6.13*** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.8454 | 43.87*** |
γ leverage Additional response to negative shocks | 0.2646 | 7.30*** |
Persistence:
0.978
Half-life:
31 days
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