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V-Lab

S&P/ASX 200 Asy. MEM Volatility Analysis

Volatility prediction for Monday, October 19th, 2026

1 Day

11.62%

decreased by 0.17%

1 Week

11.73%

decreased by 0.06%

1 Month

12.12%

increased by 0.33%

Analysis last updated: Saturday, October 17, 2026 at 02:02 AM UTC

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Date Range:

from

10/16/2024

to

10/16/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of S&P/ASX 200 AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 31, 2000 to Oct 16, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 181% more than equivalent positive returns.

μ

AMEM Model

Tap to view equation

Leverage: Negative returns increase volatility 181% more than positive returns
ParamValuet-stat
ωconst0.0168
7.44***
αARCH0.0725
5.45***
βGARCH0.8407
79.78***
γleverage0.1312
5.64***

0.979

Persistence

32d

Half-life
μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0168
7.44***
α

ARCH

Response to squared shocks

0.0725
5.45***
β

GARCH

Volatility persistence

0.8407
79.78***
γ

leverage

Additional response to negative shocks

0.1312
5.64***

Persistence:

0.979

Half-life:

32 days