State Street SPDR Portfolio Intermediate Term Corporate Bond ETF GAS-GARCH Student T Volatility Analysis
Volatility Prediction for Tuesday, February 17th, 2026:2.73% (+0.15%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.4819 | 6.06 | |
| 0.0872 | 41.06 | |
| 0.9990 | 6,054.55 | |
| 8.2403 | 7.04 |
Estimation Period:
Feb 20, 2009 to Feb 13, 2026
Feb 20, 2009 to Feb 13, 2026
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