V-Lab
MD Sass Concentrated Value ETF GAS-GARCH Student T Volatility Analysis
Volatility prediction for Wednesday, August 5th, 2026
1 Day
24.29%
unchanged at 0.00%
1 Week
24.29%
unchanged at 0.00%
1 Month
24.29%
unchanged at 0.00%
Analysis last updated: Tuesday, August 4, 2026 at 09:46 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 4, 2026 to Jul 31, 2026Model Insight
Volatility shocks decay with a half-life of 2 trading days, meaning a shock loses half its impact after approximately 2 days. Returns follow a Student-t distribution with v = 4.48 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 | 2.3419 | 0.38 |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.7449 | 0.42 |
ν DF Student-t tail thickness | 4.4768 | 0.26 |
Persistence:
0.745
Half-life:
2 days
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