Coil EGARCH Volatility Analysis
Volatility prediction for Monday, July 20th, 2026
1 Day
20.85%
decreased by 0.01%
1 Week
27.31%
increased by 6.45%
1 Month
44.19%
increased by 23.33%
Analysis last updated: Saturday, July 18, 2026 at 10:38 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 7, 1999 to Jul 17, 2026Model Insight
Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3545 | 26.56*** |
α ARCH Response to squared shocks | 0.3517 | 37.91*** |
β GARCH Volatility persistence | 0.8637 | 152.09*** |
γ leverage Additional response to negative shocks | -0.0081 | -0.63 |
Persistence:
0.864
Half-life:
5 days
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