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V-Lab

Samhallsbygg I Nor GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

67.23%

decreased by 0.95%

1 Week

70.45%

increased by 2.27%

1 Month

79.62%

increased by 11.44%

Analysis last updated: Tuesday, July 14, 2026 at 06:35 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 Jul 10, 2026

Model Insight

Volatility shocks decay with a half-life of 17 trading days, meaning a shock loses half its impact after approximately 17 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.6252
3.39***
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.8840
90.10***
γ

leverage

Additional response to negative shocks

0.1529
6.63***

Persistence:

0.960

Half-life:

17 days