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S&P / TSX 60 VIX Index CAD GJR-GARCH Volatility Analysis

Volatility prediction for Friday, September 25th, 2026

1 Day

94.46%

increased by 0.99%

1 Week

102.22%

increased by 8.75%

1 Month

121.91%

increased by 28.44%

Analysis last updated: Friday, September 25, 2026 at 09:06 PM UTC

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Date Range:

from

09/24/2024

to

09/24/2026

6M ·

1Y ·

2Y ·

5Y ·

All

graph of S&P / TSX 60 VIX Index CAD GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 2017 to Sep 24, 2026
Boundary Parameters

Model Insight

Volatility shocks decay with a half-life of 13 trading days, meaning a shock loses half its impact after approximately 13 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 13-day half-life
ParamValuet-stat
ωconst5.0000
4.05***
αARCH0.1229
2.34**
βGARCH0.7415
18.78***
γleverage0.1687
1.32

0.949

Persistence

13d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

5.0000
4.05***
α

ARCH

Response to squared shocks

0.1229
2.34**
β

GARCH

Volatility persistence

0.7415
18.78***
γ

leverage

Additional response to negative shocks

0.1687
1.32

Persistence:

0.949

Half-life:

13 days