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V-Lab

FTSE MIB Index GJR-GARCH Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

12.92%

increased by 0.18%

1 Week

13.31%

increased by 0.57%

1 Month

14.65%

increased by 1.91%

Analysis last updated: Friday, September 11, 2026 at 04:03 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of FTSE MIB Index GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1998 to Sep 11, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 394% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 394% more than positive returns
ParamValuet-stat
ωconst0.0301
5.61***
αARCH0.0314
2.37**
βGARCH0.8927
102.80***
γleverage0.1236
5.10***

0.986

Persistence

49d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0301
5.61***
α

ARCH

Response to squared shocks

0.0314
2.37**
β

GARCH

Volatility persistence

0.8927
102.80***
γ

leverage

Additional response to negative shocks

0.1236
5.10***

Persistence:

0.986

Half-life:

49 days