V-Lab
Bitwise XRP ETF GAS-GARCH Student T Volatility Analysis
Volatility prediction for Tuesday, July 28th, 2026
1 Day
57.28%
decreased by 5.06%
1 Week
65.54%
increased by 3.20%
1 Month
69.71%
increased by 7.37%
Analysis last updated: Monday, July 27, 2026 at 09:44 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 20, 2025 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 1 trading day, meaning a shock loses half its impact after approximately 1 day. Returns follow a Student-t distribution with v = 3.66 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 | 20.0383 | 5.12*** |
α ARCH Response to squared shocks | 0.1617 | 2.93*** |
β GARCH Volatility persistence | 0.5562 | 9.00*** |
ν DF Student-t tail thickness | 3.6607 | 1.54 |
Persistence:
0.556
Half-life:
1 days
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