State Street SPDR Portfolio Corporate Bond ETF Spline-GARCH Volatility Analysis
Volatility Prediction for Friday, February 13th, 2026:3.81% (+0.18%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.8336 | 6.83 | |
| 0.0989 | 4.58 | |
| 0.8209 | 26.89 | |
| -0.0795 | -4.08 | |
| 0.1739 | 5.93 | |
| -0.2250 | -6.82 |
Estimation Period:
Apr 7, 2011 to Feb 6, 2026
Apr 7, 2011 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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