State Street SPDR Portfolio S&P 500 Growth ETF GARCH Volatility Analysis
Volatility Prediction for Wednesday, February 11th, 2026:19.67% (-0.77%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0147 | 14.19 | |
| 0.0898 | 29.71 | |
| 0.9017 | 283.73 |
Estimation Period:
Oct 2, 2000 to Feb 6, 2026
Oct 2, 2000 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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