V-Lab
Invesco QQQ LOW Vltility ETF GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
12.74%
decreased by 0.45%
1 Week
12.70%
decreased by 0.49%
1 Month
12.61%
decreased by 0.58%
Analysis last updated: Saturday, August 22, 2026 at 02:23 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 4, 2024 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 14 trading days, meaning a shock loses half its impact after approximately 14 days. Returns follow a Student-t distribution with v = 6.37 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 | 0.6104 | 2.35** |
α ARCH Response to squared shocks | 0.0464 | 4.07*** |
β GARCH Volatility persistence | 0.9511 | 47.04*** |
ν DF Student-t tail thickness | 6.3683 | 0.41 |
Persistence:
0.951
Half-life:
14 days
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