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V-Lab

S&P/TSX Composite Index Asy. MEM Volatility Analysis

Volatility prediction for Thursday, July 16th, 2026

1 Day

10.04%

decreased by 0.56%

1 Week

10.26%

decreased by 0.34%

1 Month

10.97%

increased by 0.37%

Analysis last updated: Wednesday, July 15, 2026 at 09:27 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of S&P/TSX Composite Index AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 1, 1990 to Jul 10, 2026

Model Insight

This asset exhibits a notable leverage effect: negative returns increase next-day volatility 93% more than equivalent positive returns.

μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0167
38.85***
α

ARCH

Response to squared shocks

0.1348
39.35***
β

GARCH

Volatility persistence

0.7828
319.79***
γ

leverage

Additional response to negative shocks

0.1250
20.51***

Persistence:

0.980

Half-life:

35 days