OMX Stockholm 30 Index EGARCH Volatility Analysis
Volatility prediction for Wednesday, July 22nd, 2026
1 Day
14.54%
decreased by 0.58%
1 Week
14.79%
decreased by 0.33%
1 Month
15.71%
increased by 0.59%
Analysis last updated: Wednesday, July 22, 2026 at 02:03 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Jul 17, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 246% more than equivalent positive returns.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0136 | 8.33*** |
α ARCH Response to squared shocks | 0.1533 | 44.27*** |
β GARCH Volatility persistence | 0.9794 | 1,020.16*** |
γ leverage Additional response to negative shocks | -0.0846 | -25.50*** |
Persistence:
0.979
Half-life:
33 days
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