Skip to main content
V-Lab

Mexican Stock Exchange Mexican Bolsa IPC Index Asy. MEM Volatility Analysis

Volatility prediction for Tuesday, July 21st, 2026

1 Day

15.02%

increased by 0.46%

1 Week

15.23%

increased by 0.67%

1 Month

16.01%

increased by 1.45%

Analysis last updated: Monday, July 20, 2026 at 11:10 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Mexican Stock Exchange Mexican Bolsa IPC Index AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 18, 1993 to Jul 17, 2026

Model Insight

With persistence 0.990, volatility shocks have a half-life of 72 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Leverage: Negative returns increase volatility 110% more than positive returns

μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0217
24.41***
α

ARCH

Response to squared shocks

0.0927
31.22***
β

GARCH

Volatility persistence

0.8466
376.44***
γ

leverage

Additional response to negative shocks

0.1023
18.17***

Persistence:

0.990

Half-life:

72 days