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V-Lab

Fresenius SE & Co KGaA GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

22.38%

decreased by 0.26%

1 Week

22.66%

increased by 0.02%

1 Month

23.67%

increased by 1.03%

Analysis last updated: Saturday, August 22, 2026 at 08:39 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Fresenius SE & Co KGaA GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 7, 1992 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 46 trading days, meaning a shock loses half its impact after approximately 46 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

3.7219
5.07***
α

ARCH

Response to squared shocks

0.0599
25.50***
β

GARCH

Volatility persistence

0.9851
320.79***
ν

DF

Student-t tail thickness

4.6244
8.22***

Persistence:

0.985

Half-life:

46 days