V-Lab
Janus Henderson B-BBB CLO ETF GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 28th, 2026
1 Day
2.84%
increased by 0.01%
1 Week
3.00%
increased by 0.17%
1 Month
3.56%
increased by 0.73%
Analysis last updated: Monday, July 27, 2026 at 09:18 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 12, 2022 to Jul 24, 2026Model Insight
With persistence 0.999, volatility shocks have a half-life of 539 trading days (~2.1 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Leverage: volatility responds almost entirely to negative shocks
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0019 | 9.71*** |
α ARCH Response to squared shocks | 0.0387 | 5.59*** |
β GARCH Volatility persistence | 0.8779 | 143.76*** |
γ leverage Additional response to negative shocks | 0.1641 | 9.67*** |
Persistence:
0.999
Half-life:
539 days
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