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V-Lab
V-Lab

iTraxx/CBOE Europe Main 1-Month Volatility Index (BP Volatility) GAS-GARCH Student T Volatility Analysis

Inactive

Last recorded values (Monday, August 17th, 2026):

1 Day

97.65%

1 Week

98.45%

1 Month

100.27%

Analysis last updated: Wednesday, September 2, 2026 at 06:28 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of iTraxx/CBOE Europe Main 1-Month Volatility Index (BP Volatility) GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 5, 2012 to Aug 14, 2026

Model Insight

Volatility shocks decay with a half-life of 7 trading days, meaning a shock loses half its impact after approximately 7 days. Returns follow a Student-t distribution with v = 5.35 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

Shock decay: Shocks decay with a 7-day half-lifev = 5.35 · fat tails
ParamValuet-stat
ωconst41.5976
3.41***
αARCH0.1072
4.28***
βGARCH0.9089
27.94***
νDF5.3468
1.20

0.909

Persistence

7d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

41.5976
3.41***
α

ARCH

Response to squared shocks

0.1072
4.28***
β

GARCH

Volatility persistence

0.9089
27.94***
ν

DF

Student-t tail thickness

5.3468
1.20

Persistence:

0.909

Half-life:

7 days