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Leonardo Drs Inc GAS-GARCH Student T Volatility Analysis

Volatility prediction for Friday, October 23rd, 2026

1 Day

42.67%

decreased by 1.34%

1 Week

45.14%

increased by 1.13%

1 Month

52.90%

increased by 8.89%

Analysis last updated: Thursday, October 22, 2026 at 09:20 PM UTC

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Date Range:

from

10/22/2024

to

10/22/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Leonardo Drs Inc GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Apr 1, 1993 to Oct 16, 2026

Model Insight

Volatility shocks decay with a half-life of 34 trading days, meaning a shock loses half its impact after approximately 34 days. Returns follow a Student-t distribution with v = 3.46 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 34-day half-lifev = 3.46 · fat tails
ParamValuet-stat
ωlong-run29.3437
1.32
αscore0.1034
11.40***
βpersistence0.9799
65.03***
νDF3.4618
5.98***

0.980

Persistence

34d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

long-run

Long-run variance given a price move

29.3437
1.32
α

score

Weight on the scaled score

0.1034
11.40***
β

persistence

Volatility persistence

0.9799
65.03***
ν

DF

Student-t tail thickness

3.4618
5.98***

Persistence:

0.980

Half-life:

34 days