V-Lab
BetaPro NASDAQ-100 2x Daily Bull ETF GAS-GARCH Student T Volatility Analysis
Volatility prediction for Thursday, July 30th, 2026
1 Day
49.56%
increased by 4.31%
1 Week
49.51%
increased by 4.26%
1 Month
49.30%
increased by 4.05%
Analysis last updated: Thursday, July 30, 2026 at 09:06 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 18, 2008 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 48 trading days, meaning a shock loses half its impact after approximately 48 days. Returns follow a Student-t distribution with v = 6.73 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 8.9626 | 4.54*** |
α ARCH Response to squared shocks | 0.1052 | 25.50*** |
β GARCH Volatility persistence | 0.9856 | 287.27*** |
ν DF Student-t tail thickness | 6.7250 | 5.70*** |
Persistence:
0.986
Half-life:
48 days
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