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Servet Gayrimenkul Yatirim GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

35.85%

decreased by 5.45%

1 Week

38.75%

decreased by 2.55%

1 Month

46.71%

increased by 5.41%

Analysis last updated: Sunday, July 26, 2026 at 06:34 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Servet Gayrimenkul Yatirim GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 24, 2013 to Jul 24, 2026

Model Insight

Volatility shocks decay with a half-life of 18 trading days, meaning a shock loses half its impact after approximately 18 days. Returns follow a Student-t distribution with v = 2.98 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

16.9761
3.37***
α

ARCH

Response to squared shocks

0.1654
26.04***
β

GARCH

Volatility persistence

0.9624
87.41***
ν

DF

Student-t tail thickness

2.9772
22.13***

Persistence:

0.962

Half-life:

18 days