Ethereum to US Dollar GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 21st, 2026
1 Day
48.20%
decreased by 0.54%
1 Week
49.66%
increased by 0.92%
1 Month
54.22%
increased by 5.48%
Analysis last updated: Tuesday, July 21, 2026 at 06:16 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 7, 2018 to Jul 18, 2026Model Insight
Volatility shocks decay with a half-life of 24 trading days, meaning a shock loses half its impact after approximately 24 days.
σ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.5516 | 14.68*** |
α ARCH Response to squared shocks | 0.0613 | 8.59*** |
β GARCH Volatility persistence | 0.9010 | 179.51*** |
γ leverage Additional response to negative shocks | 0.0189 | 1.41 |
Persistence:
0.972
Half-life:
24 days
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