CBOE EuroCurrency ETF Volatility Index GARCH Volatility Analysis
Inactive
Last recorded values (Monday, January 27th, 2025):
1 Day
220.09%
1 Week
214.73%
1 Month
196.08%
Analysis last updated: Wednesday, September 2, 2026 at 04:24 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Aug 1, 2008 to Jan 24, 2025Model Insight
Volatility shocks decay with a half-life of 22 trading days, meaning a shock loses half its impact after approximately 22 days.
σ
GARCH Model
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Shock decay: Shocks decay with a 22-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.0944 | 2.92*** |
| αARCH | 0.0966 | 4.23*** |
| βGARCH | 0.8729 | 30.68*** |
0.969
Persistence22d
Half-lifeσ
GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.0944 | 2.92*** |
α ARCH Response to squared shocks | 0.0966 | 4.23*** |
β GARCH Volatility persistence | 0.8729 | 30.68*** |
Persistence:
0.969
Half-life:
22 days
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