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Christian Dior SE GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, September 15th, 2026

1 Day

1,794.17%

decreased by 134.98%

1 Week

1,792.45%

decreased by 136.70%

1 Month

1,785.58%

decreased by 143.57%

Analysis last updated: Wednesday, September 16, 2026 at 03:08 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

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graph of Christian Dior SE GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 17, 2020 to Sep 14, 2026
Extended Optimization
Boundary Parameters

Model Insight

The estimated Student-t degrees of freedom v = 2.00 sit at the infinite-variance boundary (v → 2): the model is attributing extreme moves to heavy tails rather than to volatility, so the volatility scale is unreliable here. See the boundary-parameters flag.

𝑓

GAS-GARCH-T Model

Tap to view equation

Unreliable tails: v = 2.00 sits at the infinite-variance boundary
ParamValuet-stat
ωconst493.1585
1.72*
αARCH0.1005
25.57***
βGARCH0.9990
1,659.47***
νDF2.0003

0.999

Persistence

693d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

493.1585
1.72*
α

ARCH

Response to squared shocks

0.1005
25.57***
β

GARCH

Volatility persistence

0.9990
1,659.47***
ν

DF

Student-t tail thickness

2.0003

Persistence:

0.999

Half-life:

693 days