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V-Lab

Warsaw Stock Exchange WIG Total Return Index MF2-GARCH Volatility Analysis

Volatility prediction for Thursday, September 3rd, 2026

1 Day

14.99%

decreased by 0.62%

1 Week

15.40%

decreased by 0.21%

1 Month

16.48%

increased by 0.87%

Analysis last updated: Thursday, September 3, 2026 at 05:44 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Warsaw Stock Exchange WIG Total Return Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 17, 1991 to Aug 28, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 150% more than equivalent positive returns.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

21
α

ARCH

Response to squared shocks

0.0573
4.68***
β

GARCH

Volatility persistence

0.8048
37.35***
γ

leverage

Additional response to negative shocks

0.0858
4.75***
λ₁

tau intercept

Baseline long-term coefficient

0.0093
2.51**
λ₂

forecast adj.

Forecast performance sensitivity

0.0378
4.38***
λ₃

tau persistence

Long-term factor persistence

0.9576
99.12***

Persistence:

0.905

Half-life:

7 days