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V-Lab
V-Lab

Smith Douglas Homes Corp GJR-GARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

57.58%

decreased by 0.08%

1 Week

57.58%

decreased by 0.08%

1 Month

57.56%

decreased by 0.10%

Analysis last updated: Saturday, September 12, 2026 at 12:29 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Smith Douglas Homes Corp GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 11, 2024 to Sep 11, 2026

Model Insight

With persistence 0.993, volatility shocks have a half-life of 104 trading days (~0.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

σ

GJR-GARCH Model

Tap to view equation

High persistence: persistence 0.993, shock half-life ~104 days
ParamValuet-stat
ωconst0.0864
0.55
αARCH0.0000
0.00
βGARCH0.9906
75.88***
γleverage0.0054
0.17

0.993

Persistence

104d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0864
0.55
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.9906
75.88***
γ

leverage

Additional response to negative shocks

0.0054
0.17

Persistence:

0.993

Half-life:

104 days