V-Lab
Global X Nasdaq-100 Income Edge ETF GAS-GARCH Student T Volatility Analysis
Volatility prediction for Wednesday, August 12th, 2026
1 Day
19.67%
decreased by 0.44%
1 Week
19.73%
decreased by 0.38%
1 Month
19.84%
decreased by 0.27%
Analysis last updated: Tuesday, August 11, 2026 at 10:05 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Feb 18, 2026 to Aug 7, 2026Model Insight
Volatility shocks decay with a half-life of 6 trading days, meaning a shock loses half its impact after approximately 6 days. Returns follow a Student-t distribution with v = 19.26 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 | 1.5786 | 5.81*** |
α ARCH Response to squared shocks | 0.0379 | 0.66 |
β GARCH Volatility persistence | 0.8834 | 1.72* |
ν DF Student-t tail thickness | 19.2623 | 0.05 |
Persistence:
0.883
Half-life:
6 days
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