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LANXESS AG GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, September 21st, 2026

1 Day

42.27%

increased by 1.46%

1 Week

42.20%

increased by 1.39%

1 Month

41.95%

increased by 1.14%

Analysis last updated: Saturday, September 19, 2026 at 08:40 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of LANXESS AG GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 31, 2005 to Sep 18, 2026

Model Insight

Volatility shocks decay with a half-life of 62 trading days, meaning a shock loses half its impact after approximately 62 days. Returns follow a Student-t distribution with v = 5.66 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

Shock decay: Shocks decay with a 62-day half-lifev = 5.66 · fat tails
ParamValuet-stat
ωconst6.0915
1.29
αARCH0.0544
7.48***
βGARCH0.9888
103.52***
νDF5.6600
1.55

0.989

Persistence

62d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

6.0915
1.29
α

ARCH

Response to squared shocks

0.0544
7.48***
β

GARCH

Volatility persistence

0.9888
103.52***
ν

DF

Student-t tail thickness

5.6600
1.55

Persistence:

0.989

Half-life:

62 days