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V-Lab

CBOE EuroCurrency ETF Volatility Index GAS-GARCH Student T Volatility Analysis

Inactive

Last recorded values (Monday, January 27th, 2025):

1 Day

164.50%

1 Week

162.47%

1 Month

155.03%

Analysis last updated: Thursday, March 26, 2026 at 01:35 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of CBOE EuroCurrency ETF Volatility Index GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 1, 2008 to Jan 24, 2025

Model Insight

Volatility shocks decay with a half-life of 37 trading days, meaning a shock loses half its impact after approximately 37 days. Returns follow a Student-t distribution with v = 3.74 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

34.3420
5.86***
α

ARCH

Response to squared shocks

0.0607
26.90***
β

GARCH

Volatility persistence

0.9816
410.36***
ν

DF

Student-t tail thickness

3.7379
12.38***

Persistence:

0.982

Half-life:

37 days