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US Dollar to Euro Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Friday, October 23rd, 2026

1 Day

4.11%

decreased by 0.02%

1 Week

4.13%

decreased by 0.00%

1 Month

4.22%

increased by 0.09%

Analysis last updated: Thursday, October 22, 2026 at 08:07 PM UTC

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Date Range:

from

10/22/2024

to

10/22/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of US Dollar to Euro S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 4, 1999 to Oct 16, 2026

Model Insight

With persistence 0.996, volatility shocks have a half-life of 191 trading days (~0.8 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 0.996, shock half-life ~191 days
ParamValuet-stat
ωconst1.1261
9.75***
αARCH0.0234
7.16***
βGARCH0.9730
247.96***
∑γi Spline Coefficients
K=1
γ10.0002
1.53

0.996

Persistence

191d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.1261
9.75***
α

ARCH

Response to squared shocks

0.0234
7.16***
β

GARCH

Volatility persistence

0.9730
247.96***
∑γi Spline Coefficients
K=1
γ10.0002
1.53

Persistence:

0.996

Half-life:

191 days