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Landi Renzo SPA GAS-GARCH Student T Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

54.85%

increased by 13.01%

1 Week

55.06%

increased by 13.22%

1 Month

55.56%

increased by 13.72%

Analysis last updated: Tuesday, July 14, 2026 at 06:33 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Landi Renzo SPA GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jun 26, 2007 to Jul 10, 2026

Model Insight

Volatility shocks decay with a half-life of 8 trading days, meaning a shock loses half its impact after approximately 8 days. Returns follow a Student-t distribution with v = 2.82 degrees of freedom, capturing fatter tails than a normal distribution.

𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

12.5288
5.11***
α

ARCH

Response to squared shocks

0.1568
19.94***
β

GARCH

Volatility persistence

0.9162
56.47***
ν

DF

Student-t tail thickness

2.8158
18.42***

Persistence:

0.916

Half-life:

8 days