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Dow Jones Utilities Average GJR-GARCH Volatility Analysis

Volatility prediction for Monday, September 21st, 2026

1 Day

15.67%

increased by 1.10%

1 Week

15.69%

increased by 1.12%

1 Month

15.76%

increased by 1.19%

Analysis last updated: Saturday, September 19, 2026 at 12:05 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Dow Jones Utilities Average GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Sep 18, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 124% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 124% more than positive returns
ParamValuet-stat
ωconst0.0176
6.61***
αARCH0.0477
4.62***
βGARCH0.9061
119.00***
γleverage0.0591
2.79***

0.983

Persistence

41d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0176
6.61***
α

ARCH

Response to squared shocks

0.0477
4.62***
β

GARCH

Volatility persistence

0.9061
119.00***
γ

leverage

Additional response to negative shocks

0.0591
2.79***

Persistence:

0.983

Half-life:

41 days