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V-Lab

Planetel Spa GAS-GARCH Student T Volatility Analysis

Volatility prediction for Wednesday, October 7th, 2026

1 Day

35.60%

decreased by 5.65%

1 Week

36.41%

decreased by 4.84%

1 Month

38.52%

decreased by 2.73%

Analysis last updated: Wednesday, October 7, 2026 at 06:35 PM UTC

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Date Range:

from

10/06/2024

to

10/06/2026

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Planetel Spa GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 15, 2021 to Oct 5, 2026

Model Insight

Volatility shocks decay with a half-life of 11 trading days, meaning a shock loses half its impact after approximately 11 days. Returns follow a Student-t distribution with v = 3.06 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

Shock decay: Shocks decay with a 11-day half-lifev = 3.06 · fat tails
ParamValuet-stat
ωconst7.0299
0.69
αARCH0.1532
3.09***
βGARCH0.9388
9.61***
νDF3.0561
2.50**

0.939

Persistence

11d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

7.0299
0.69
α

ARCH

Response to squared shocks

0.1532
3.09***
β

GARCH

Volatility persistence

0.9388
9.61***
ν

DF

Student-t tail thickness

3.0561
2.50**

Persistence:

0.939

Half-life:

11 days