V-Lab
Ethereum to US Dollar GJR-GARCH Volatility Analysis
Volatility prediction for Monday, September 28th, 2026
1 Day
48.96%
decreased by 0.97%
1 Week
50.59%
increased by 0.66%
1 Month
55.42%
increased by 5.49%
Analysis last updated: Monday, September 28, 2026 at 06:02 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 7, 2018 to Sep 26, 2026Model Insight
Volatility shocks decay with a half-life of 19 trading days, meaning a shock loses half its impact after approximately 19 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 19-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.6808 | 3.36*** |
| αARCH | 0.0590 | 2.03** |
| βGARCH | 0.8918 | 40.96*** |
| γleverage | 0.0253 | 0.44 |
0.963
Persistence19d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.6808 | 3.36*** |
α ARCH Response to squared shocks | 0.0590 | 2.03** |
β GARCH Volatility persistence | 0.8918 | 40.96*** |
γ leverage Additional response to negative shocks | 0.0253 | 0.44 |
Persistence:
0.963
Half-life:
19 days
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