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V-Lab

FTSE 100 Index GARCH Volatility Analysis

Volatility prediction for Friday, November 13th, 2026

1 Day

12.96%

decreased by 0.59%

1 Week

13.11%

decreased by 0.44%

1 Month

13.64%

increased by 0.09%

Analysis last updated: Thursday, November 12, 2026 at 06:04 PM UTC

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Date Range:

from

11/12/2024

to

11/12/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of FTSE 100 Index GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Nov 6, 2026

Model Insight

Volatility shocks decay with a half-life of 34 trading days, meaning a shock loses half its impact after approximately 34 days.

σ

GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 34-day half-life
ParamValuet-stat
ωconst0.0215
6.37***
αARCH0.1042
11.56***
βGARCH0.8757
92.50***

0.980

Persistence

34d

Half-life
σ

GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0215
6.37***
α

ARCH

Response to squared shocks

0.1042
11.56***
β

GARCH

Volatility persistence

0.8757
92.50***

Persistence:

0.980

Half-life:

34 days