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Budapest Stock Exchange Budapest Stock Index MF2-GARCH Volatility Analysis

Volatility prediction for Thursday, October 1st, 2026

1 Day

19.88%

increased by 1.12%

1 Week

19.79%

increased by 1.03%

1 Month

19.79%

increased by 1.03%

Analysis last updated: Thursday, October 1, 2026 at 05:56 PM UTC

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Date Range:

from

09/30/2024

to

09/30/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Budapest Stock Exchange Budapest Stock Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1991 to Sep 25, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 102% more than equivalent positive returns.

σ

MF2-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 102% more than positive returns
ParamValuet-stat
mwindow31
αARCH0.1148
4.74***
βGARCH0.7301
26.00***
γleverage0.1167
3.44***
λ₁tau intercept0.0118
1.62
λ₂forecast adj.0.0301
3.07***
λ₃tau persistence0.9646
78.66***

0.903

Persistence

7d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

31
α

ARCH

Response to squared shocks

0.1148
4.74***
β

GARCH

Volatility persistence

0.7301
26.00***
γ

leverage

Additional response to negative shocks

0.1167
3.44***
λ₁

tau intercept

Baseline long-term coefficient

0.0118
1.62
λ₂

forecast adj.

Forecast performance sensitivity

0.0301
3.07***
λ₃

tau persistence

Long-term factor persistence

0.9646
78.66***

Persistence:

0.903

Half-life:

7 days