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Osisko Gold Group Inc GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, September 14th, 2026

1 Day

51.32%

decreased by 2.39%

1 Week

53.53%

decreased by 0.18%

1 Month

57.84%

increased by 4.13%

Analysis last updated: Saturday, September 12, 2026 at 12:23 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

All

graph of Osisko Gold Group Inc GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 30, 2022 to Sep 11, 2026

Model Insight

Volatility shocks decay with a half-life of 6 trading days, meaning a shock loses half its impact after approximately 6 days. Returns follow a Student-t distribution with v = 4.65 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 6-day half-lifev = 4.65 · fat tails
ParamValuet-stat
ωconst15.1323
1.38
αARCH0.0761
1.14
βGARCH0.8905
10.53***
νDF4.6527
0.40

0.891

Persistence

6d

Half-life
𝑓

GAS-GARCH-T Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

15.1323
1.38
α

ARCH

Response to squared shocks

0.0761
1.14
β

GARCH

Volatility persistence

0.8905
10.53***
ν

DF

Student-t tail thickness

4.6527
0.40

Persistence:

0.891

Half-life:

6 days