Invesco National AMT-Free Municipal Bond ETF Spline-GARCH Volatility Analysis
Volatility Prediction for Friday, February 13th, 2026:3.08% (+0.12%)
Parameter Estimates
| param | t-stat | |
|---|---|---|
| 1.7918 | 3.62 | |
| 0.1591 | 6.51 | |
| 0.7710 | 28.52 | |
| -0.0353 | -0.31 | |
| 0.1125 | 0.69 | |
| -0.1397 | -1.96 | |
| 0.2067 | 4.16 | |
| -0.3553 | -3.72 |
Estimation Period:
Oct 18, 2007 to Feb 6, 2026
Oct 18, 2007 to Feb 6, 2026
News Impact Curve
Volatility Forecasts
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