State Street SPDR Portfolio High Yield Bond ETF Zero Slope Spline-GARCH Volatility Analysis
Volatility Prediction for Wednesday, February 11th, 2026:3.70% (-0.15%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.3042 | 4.76 | |
| 0.1381 | 5.99 | |
| 0.8401 | 38.77 | |
| 0.0036 | 2.26 |
Estimation Period:
Jun 19, 2012 to Feb 6, 2026
Jun 19, 2012 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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