V-Lab
Invesco Galaxy Solana ETF GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 28th, 2026
1 Day
52.99%
decreased by 1.37%
1 Week
54.77%
increased by 0.41%
1 Month
59.13%
increased by 4.77%
Analysis last updated: Tuesday, July 28, 2026 at 02:17 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 15, 2025 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 10 trading days, meaning a shock loses half its impact after approximately 10 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.1905 | 2.50** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.8486 | 26.71*** |
γ leverage Additional response to negative shocks | 0.1625 | 3.92*** |
Persistence:
0.930
Half-life:
10 days
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