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V-Lab
V-Lab

Swiss Market Index GARCH Volatility Analysis

Volatility prediction for Wednesday, September 30th, 2026

1 Day

10.91%

decreased by 0.43%

1 Week

11.51%

increased by 0.17%

1 Month

13.19%

increased by 1.85%

Analysis last updated: Tuesday, September 29, 2026 at 05:04 PM UTC

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graph of Swiss Market Index GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Sep 25, 2026

Model Insight

Volatility shocks decay with a half-life of 16 trading days, meaning a shock loses half its impact after approximately 16 days.

σ

GARCH Model

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Shock decay: Shocks decay with a 16-day half-life
ParamValuet-stat
ωconst0.0479
3.89***
αARCH0.1405
11.58***
βGARCH0.8175
46.19***

0.958

Persistence

16d

Half-life
σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0479
3.89***
α

ARCH

Response to squared shocks

0.1405
11.58***
β

GARCH

Volatility persistence

0.8175
46.19***

Persistence:

0.958

Half-life:

16 days