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V-Lab

WisdomTree Bloomberg U.S. Dollar Bullish Fund GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

4.92%

decreased by 0.15%

1 Week

4.98%

decreased by 0.09%

1 Month

5.21%

increased by 0.14%

Analysis last updated: Friday, August 21, 2026 at 10:53 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of WisdomTree Bloomberg U.S. Dollar Bullish Fund GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 18, 2013 to Aug 21, 2026

Model Insight

Volatility shocks decay with a half-life of 47 trading days, meaning a shock loses half its impact after approximately 47 days. Returns follow a Student-t distribution with v = 6.27 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

0.1837
7.44***
α

ARCH

Response to squared shocks

0.0491
25.09***
β

GARCH

Volatility persistence

0.9853
448.07***
ν

DF

Student-t tail thickness

6.2695
4.48***

Persistence:

0.985

Half-life:

47 days