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QVC Group Inc GAS-GARCH Student T Volatility Analysis

Inactive

Last recorded values (Wednesday, June 24th, 2026):

1 Day

5,872.63%

1 Week

5,850.68%

1 Month

5,764.28%

Analysis last updated: Wednesday, September 2, 2026 at 04:11 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of QVC Group Inc GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 10, 2006 to Jun 23, 2026
Extended Optimization

Model Insight

The estimated Student-t degrees of freedom v = 2.01 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 = 2.01 sits at the infinite-variance boundary
ParamValuet-stat
ωconst1,856.7426
1.88*
αARCH0.0665
22.75***
βGARCH0.9962
515.90***
νDF2.0074
5,702.89***

0.996

Persistence

182d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1,856.7426
1.88*
α

ARCH

Response to squared shocks

0.0665
22.75***
β

GARCH

Volatility persistence

0.9962
515.90***
ν

DF

Student-t tail thickness

2.0074
5,702.89***

Persistence:

0.996

Half-life:

182 days