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V-Lab

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

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of OMX Stockholm 30 Index EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Jul 17, 2026

Model 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

ParameterValuet-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