30Y US Treasury CMT 30 Year MF2-GARCH Volatility Analysis
Volatility prediction for Monday, November 9th, 2026
1 Day
14.39%
1 Week
14.42%
1 Month
14.67%
Analysis last updated: Saturday, November 7, 2026 at 05:01 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 1, 1990 to Nov 6, 2026Model Insight
With persistence 0.999, volatility shocks have a half-life of 1234 trading days (~4.9 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Leverage: Negative returns increase volatility 292% more than positive returns
MF2-GARCH Model
Tap to view equation
| Param | Value | t-stat |
|---|---|---|
| mwindow | 51 | |
| αARCH | 0.0108 | 2.53** |
| βGARCH | 0.9728 | 232.24*** |
| γleverage | 0.0316 | 5.20*** |
| λ₁tau intercept | 2.1789 | 0.74 |
| λ₂forecast adj. | 0.2860 | 0.72 |
| λ₃tau persistence | 0.0000 | 0.00 |
0.999
Persistence1234d
Half-lifeMF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 51 | |
α ARCH Response to squared shocks | 0.0108 | 2.53** |
β GARCH Volatility persistence | 0.9728 | 232.24*** |
γ leverage Additional response to negative shocks | 0.0316 | 5.20*** |
λ₁ tau intercept Baseline long-term coefficient | 2.1789 | 0.74 |
λ₂ forecast adj. Forecast performance sensitivity | 0.2860 | 0.72 |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.999
Half-life:
1234 days
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