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V-Lab

FTSE 100 Index Asy. MEM Volatility Analysis

Volatility prediction for Monday, August 17th, 2026

1 Day

9.26%

decreased by 0.12%

1 Week

9.63%

increased by 0.25%

1 Month

10.80%

increased by 1.42%

Analysis last updated: Friday, August 14, 2026 at 05:03 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of FTSE 100 Index AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Aug 14, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 133% more than equivalent positive returns.

μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0231
25.28***
α

ARCH

Response to squared shocks

0.1018
29.19***
β

GARCH

Volatility persistence

0.8049
312.12***
γ

leverage

Additional response to negative shocks

0.1349
20.12***

Persistence:

0.974

Half-life:

27 days