V-Lab
NextBoat Inc GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
76.79%
increased by 2.43%
1 Week
80.52%
increased by 6.16%
1 Month
86.11%
increased by 11.75%
Analysis last updated: Friday, August 21, 2026 at 11:17 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 13, 2025 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 4 trading days, meaning a shock loses half its impact after approximately 4 days. Returns follow a Student-t distribution with v = 3.84 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 | 31.8522 | 1.99** |
α ARCH Response to squared shocks | 0.0727 | 1.61 |
β GARCH Volatility persistence | 0.8383 | 22.25*** |
ν DF Student-t tail thickness | 3.8443 | 0.52 |
Persistence:
0.838
Half-life:
4 days
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