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V-Lab

Grupo Carso Sab De Cv GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

43.69%

increased by 0.05%

1 Week

43.72%

increased by 0.08%

1 Month

43.83%

increased by 0.19%

Analysis last updated: Sunday, July 26, 2026 at 12:09 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

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10Y ·

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graph of Grupo Carso Sab De Cv GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 4, 2008 to Jul 24, 2026

Model Insight

Volatility shocks decay with a half-life of 19 trading days, meaning a shock loses half its impact after approximately 19 days. Returns follow a Student-t distribution with v = 5.38 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

7.7388
8.53***
α

ARCH

Response to squared shocks

0.0693
19.57***
β

GARCH

Volatility persistence

0.9649
198.18***
ν

DF

Student-t tail thickness

5.3816
4.88***

Persistence:

0.965

Half-life:

19 days