Skip to main content
V-Lab

CBOE 3-Month Volatility Index Asy. MEM Volatility Analysis

Volatility prediction for Friday, September 4th, 2026

1 Day

46.17%

decreased by 3.16%

1 Week

51.61%

increased by 2.28%

1 Month

63.70%

increased by 14.37%

Analysis last updated: Friday, September 4, 2026 at 11:31 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of CBOE 3-Month Volatility Index AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 9, 2007 to Aug 28, 2026

Model Insight

This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 77% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.7033
6.76***
α

ARCH

Response to squared shocks

0.4228
7.66***
β

GARCH

Volatility persistence

0.6017
22.55***
γ

leverage

Additional response to negative shocks

-0.1846
-2.16**

Persistence:

0.932

Half-life:

10 days