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V-Lab
V-Lab

10Y US Treasury CMT 10 Year Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Thursday, September 24th, 2026

1 Day

19.07%

increased by 2.70%

1 Week

19.18%

increased by 2.81%

1 Month

19.60%

increased by 3.23%

Analysis last updated: Thursday, September 24, 2026 at 03:00 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of 10Y US Treasury CMT 10 Year S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Sep 18, 2026

Model Insight

With persistence 0.999, volatility shocks have a half-life of 618 trading days (~2.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

τ

Zero Slope Spline-GARCH Model

Tap to view equation

High persistence: persistence 0.999, shock half-life ~618 days
ParamValuet-stat
ωconst0.9832
3.90***
αARCH0.0475
9.91***
βGARCH0.9514
193.76***
γi Spline Coefficients
K=1
γ1-0.0005
-1.68*

0.999

Persistence

618d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.9832
3.90***
α

ARCH

Response to squared shocks

0.0475
9.91***
β

GARCH

Volatility persistence

0.9514
193.76***
γi Spline Coefficients
K=1
γ1-0.0005
-1.68*

Persistence:

0.999

Half-life:

618 days