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V-Lab

adidas AG GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

27.66%

increased by 0.59%

1 Week

27.76%

increased by 0.69%

1 Month

28.15%

increased by 1.08%

Analysis last updated: Sunday, July 26, 2026 at 12:09 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of adidas AG GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 17, 1995 to Jul 24, 2026

Model Insight

Volatility shocks decay with a half-life of 63 trading days, meaning a shock loses half its impact after approximately 63 days. Returns follow a Student-t distribution with v = 4.62 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

4.1027
3.84***
α

ARCH

Response to squared shocks

0.0491
23.52***
β

GARCH

Volatility persistence

0.9891
334.39***
ν

DF

Student-t tail thickness

4.6243
7.12***

Persistence:

0.989

Half-life:

63 days