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BASF SE GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, September 15th, 2026

1 Day

23.50%

decreased by 0.21%

1 Week

23.60%

decreased by 0.11%

1 Month

23.99%

increased by 0.28%

Analysis last updated: Wednesday, September 16, 2026 at 05:57 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of BASF SE GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Sep 14, 2026

Model Insight

Volatility shocks decay with a half-life of 60 trading days, meaning a shock loses half its impact after approximately 60 days. Returns follow a Student-t distribution with v = 6.35 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 60-day half-lifev = 6.35 · fat tails
ParamValuet-stat
ωconst3.0579
1.60
αARCH0.0617
8.46***
βGARCH0.9885
125.14***
νDF6.3534
1.63

0.988

Persistence

60d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

3.0579
1.60
α

ARCH

Response to squared shocks

0.0617
8.46***
β

GARCH

Volatility persistence

0.9885
125.14***
ν

DF

Student-t tail thickness

6.3534
1.63

Persistence:

0.988

Half-life:

60 days