State Street SPDR S&P 500 ETF Trust Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, June 15th, 2026
1 Day
17.58%
decreased by 0.87%
1 Week
17.55%
decreased by 0.90%
1 Month
17.47%
decreased by 0.98%
Analysis last updated: Saturday, June 13, 2026 at 12:06 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.7209 | 4.68 | |
| 0.1117 | 9.79 | |
| 0.8513 | 63.86 | |
| 0.0612 | 1.92 | |
| -0.1504 | -3.40 | |
| 0.1661 | 6.60 | |
| -0.1390 | -5.70 | |
| 0.1007 | 3.35 | |
| -0.0410 | -1.37 | |
| -0.0043 | -0.20 |
Estimation Period:
Jan 29, 1993 to Jun 12, 2026
Jan 29, 1993 to Jun 12, 2026
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