Skip to main content
V-Lab
V-Lab

S&P / TSX 60 VIX Index CAD AGARCH Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

85.77%

decreased by 2.76%

1 Week

103.58%

increased by 15.05%

1 Month

125.89%

increased by 37.36%

Analysis last updated: Saturday, September 12, 2026 at 12:50 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of S&P / TSX 60 VIX Index CAD AGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 2017 to Sep 10, 2026

Model Insight

Volatility shocks decay with a half-life of 4 trading days, meaning a shock loses half its impact after approximately 4 days.

σ

AGARCH Model

Tap to view equation

Shock decay: Shocks decay with a 4-day half-life
ParamValuet-stat
ωconst11.8996
6.41***
αARCH0.3043
6.44***
βGARCH0.5243
12.64***
γleverage1.8513
1.42

0.829

Persistence

4d

Half-life
σ

AGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

11.8996
6.41***
α

ARCH

Response to squared shocks

0.3043
6.44***
β

GARCH

Volatility persistence

0.5243
12.64***
γ

leverage

Additional response to negative shocks

1.8513
1.42

Persistence:

0.829

Half-life:

4 days