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V-Lab
V-Lab

Ops eCom SpA Zero Slope Spline-GARCH Volatility Analysis

Volatility prediction for Wednesday, July 29th, 2026

1 Day

175.13%

decreased by 30.41%

1 Week

176.13%

decreased by 29.41%

1 Month

180.04%

decreased by 25.50%

Analysis last updated: Wednesday, September 2, 2026 at 04:58 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Ops eCom SpA S0GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 7, 2015 to Jul 28, 2026

Model Insight

With persistence 0.998, volatility shocks have a half-life of 452 trading days (~1.8 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 0.998, shock half-life ~452 days
ParamValuet-stat
ωconst2.7296
1.71*
αARCH0.2894
4.42***
βGARCH0.7091
10.77***
γi Spline Coefficients
K=3
γ1-0.1566
-1.77*
γ20.2066
1.70*
γ3-0.0661
-1.24

0.998

Persistence

452d

Half-life
τ

Zero Slope Spline-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

2.7296
1.71*
α

ARCH

Response to squared shocks

0.2894
4.42***
β

GARCH

Volatility persistence

0.7091
10.77***
γi Spline Coefficients
K=3
γ1-0.1566
-1.77*
γ20.2066
1.70*
γ3-0.0661
-1.24

Persistence:

0.998

Half-life:

452 days