Skip to main content
V-Lab
V-Lab

S&P/ASX 200 GJR-GARCH Volatility Analysis

Volatility prediction for Monday, October 12th, 2026

1 Day

13.22%

decreased by 0.48%

1 Week

13.26%

decreased by 0.44%

1 Month

13.40%

decreased by 0.30%

Analysis last updated: Saturday, October 10, 2026 at 02:30 AM UTC

Press Delete or Backspace to remove this series.
Date Range:

from

10/09/2024

to

10/09/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of S&P/ASX 200 GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 29, 1992 to Oct 9, 2026

Model Insight

This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.

σ

GJR-GARCH Model

Tap to view equation

Leverage: volatility responds almost entirely to negative shocks
ParamValuet-stat
ωconst0.0204
5.53***
αARCH0.0133
1.69*
βGARCH0.8953
106.52***
γleverage0.1305
6.06***

0.974

Persistence

26d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0204
5.53***
α

ARCH

Response to squared shocks

0.0133
1.69*
β

GARCH

Volatility persistence

0.8953
106.52***
γ

leverage

Additional response to negative shocks

0.1305
6.06***

Persistence:

0.974

Half-life:

26 days