iShares Systematic Alternatives Active ETF GAS-GARCH Student T Volatility Analysis
Volatility prediction for Tuesday, July 21st, 2026
1 Day
7.67%
increased by 0.14%
1 Week
7.93%
increased by 0.40%
1 Month
7.98%
increased by 0.45%
Analysis last updated: Monday, July 20, 2026 at 09:28 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 10, 2025 to Jul 17, 2026𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.2536 | 11.79*** |
α ARCH Response to squared shocks | 0.1393 | 1.21 |
β GARCH Volatility persistence | 0.0000 | 0.00 |
ν DF Student-t tail thickness | 7.2832 | 0.33 |
Persistence:
0.000
Half-life:
-
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