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V-Lab

Swiss Market Index EGARCH Volatility Analysis

Volatility prediction for Friday, September 4th, 2026

1 Day

11.32%

decreased by 0.59%

1 Week

11.67%

decreased by 0.24%

1 Month

12.83%

increased by 0.92%

Analysis last updated: Thursday, September 3, 2026 at 05:04 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Swiss Market Index EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Aug 28, 2026

Model Insight

This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.

σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0019
0.78
α

ARCH

Response to squared shocks

0.1849
42.20***
β

GARCH

Volatility persistence

0.9562
461.91***
γ

leverage

Additional response to negative shocks

-0.1246
-24.67***

Persistence:

0.956

Half-life:

15 days