Skip to main content
V-Lab

Samhallsbygg I Nor GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

61.46%

decreased by 0.71%

1 Week

63.58%

increased by 1.41%

1 Month

70.48%

increased by 8.31%

Analysis last updated: Saturday, August 22, 2026 at 08:33 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Samhallsbygg I Nor GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 3, 2023 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 33 trading days, meaning a shock loses half its impact after approximately 33 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.8482
2.94***
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.9221
111.11***
γ

leverage

Additional response to negative shocks

0.1142
7.21***

Persistence:

0.979

Half-life:

33 days