State Street SPDR S&P 500 ETF Trust GJR-GARCH Volatility Analysis
Volatility Prediction for Monday, February 9th, 2026:14.33% (-0.59%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0244 | 20.28 | |
| 0.0016 | 0.51 | |
| 0.8883 | 382.23 | |
| 0.1820 | 27.18 |
Estimation Period:
Jan 29, 1993 to Feb 6, 2026
Jan 29, 1993 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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