V-Lab
State Street SPDR Bloomberg 1-10 Year TIPS ETF Asy. Power MEM Volatility Analysis
Volatility prediction for Monday, August 10th, 2026
1 Day
2.86%
decreased by 0.04%
1 Week
2.96%
increased by 0.06%
1 Month
3.29%
increased by 0.39%
Analysis last updated: Friday, August 7, 2026 at 10:43 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 4, 2013 to Aug 7, 2026Model Insight
Volatility shocks decay with a half-life of 38 trading days, meaning a shock loses half its impact after approximately 38 days.
μ
APMEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0017 | 8.90*** |
α ARCH Response to squared shocks | 0.1191 | 18.21*** |
β GARCH Volatility persistence | 0.8620 | 142.22*** |
γ leverage Additional response to negative shocks | 0.0356 | 1.59 |
δ power Transformation power | 2.0156 | 29.66*** |
Persistence:
0.982
Half-life:
38 days
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