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Ishares Core Sp500 IDX (Cad) GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, October 20th, 2026

1 Day

12.67%

decreased by 0.50%

1 Week

12.88%

decreased by 0.29%

1 Month

13.58%

increased by 0.41%

Analysis last updated: Tuesday, October 20, 2026 at 09:10 AM UTC

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Date Range:

from

10/19/2024

to

10/19/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Ishares Core Sp500 IDX (Cad) GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 29, 2001 to Oct 16, 2026

Model Insight

This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.

σ

GJR-GARCH Model

Tap to view equation

Leverage: volatility responds almost entirely to negative shocks
ParamValuet-stat
ωconst0.0247
4.01***
αARCH0.0006
0.03
βGARCH0.8896
73.51***
γleverage0.1757
5.98***

0.978

Persistence

31d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0247
4.01***
α

ARCH

Response to squared shocks

0.0006
0.03
β

GARCH

Volatility persistence

0.8896
73.51***
γ

leverage

Additional response to negative shocks

0.1757
5.98***

Persistence:

0.978

Half-life:

31 days