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V-Lab

ams-OSRAM AG GAS-GARCH Student T Volatility Analysis

Volatility prediction for Wednesday, August 26th, 2026

1 Day

95.42%

increased by 6.69%

1 Week

94.78%

increased by 6.05%

1 Month

92.36%

increased by 3.63%

Analysis last updated: Wednesday, August 26, 2026 at 10:03 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of ams-OSRAM AG GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 14, 2004 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 66 trading days, meaning a shock loses half its impact after approximately 66 days. Returns follow a Student-t distribution with v = 3.46 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

12.9748
3.51***
α

ARCH

Response to squared shocks

0.0545
33.90***
β

GARCH

Volatility persistence

0.9895
319.71***
ν

DF

Student-t tail thickness

3.4568
16.32***

Persistence:

0.990

Half-life:

66 days