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V-Lab

Samhallsbygg I Nor GARCH Volatility Analysis

Volatility prediction for Wednesday, September 9th, 2026

1 Day

60.86%

decreased by 0.26%

1 Week

65.96%

increased by 4.84%

1 Month

78.84%

increased by 17.72%

Analysis last updated: Wednesday, September 9, 2026 at 06:41 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Samhallsbygg I Nor GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 3, 2023 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 days.

σ

GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 13-day half-life
ParamValuet-stat
ωconst2.1091
1.37
αARCH0.1060
1.88*
βGARCH0.8425
12.88***

0.948

Persistence

13d

Half-life
σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

2.1091
1.37
α

ARCH

Response to squared shocks

0.1060
1.88*
β

GARCH

Volatility persistence

0.8425
12.88***

Persistence:

0.948

Half-life:

13 days