iTraxx/CBOE Europe Main 6-Month Volatility Index (BP Volatility) GAS-GARCH Student T Volatility Analysis
Inactive
Last recorded values (Monday, August 17th, 2026):
1 Day
58.29%
1 Week
59.32%
1 Month
62.39%
Analysis last updated: Wednesday, October 21, 2026 at 01:11 AM UTC
Press Delete or Backspace to remove this series.
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 5, 2012 to Aug 14, 2026Model Insight
Volatility shocks decay with a half-life of 17 trading days, meaning a shock loses half its impact after approximately 17 days. Returns follow a Student-t distribution with v = 4.47 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 17-day half-lifev = 4.47 · fat tails
| Param | Value | t-stat |
|---|---|---|
| ωlong-run | 19.6227 | 1.85* |
| αscore | 0.0909 | 5.49*** |
| βpersistence | 0.9591 | 44.21*** |
| νDF | 4.4652 | 1.84* |
0.959
Persistence17d
Half-life𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω long-run Long-run variance given a price move | 19.6227 | 1.85* |
α score Weight on the scaled score | 0.0909 | 5.49*** |
β persistence Volatility persistence | 0.9591 | 44.21*** |
ν DF Student-t tail thickness | 4.4652 | 1.84* |
Persistence:
0.959
Half-life:
17 days
Other iTraxx/CBOE Europe Main 6-Month Volatility Index (BP Volatility) Analyses
Other GAS-GARCH Student T Analyses on Volatility Indices