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V-Lab

iShares Russell 2000 ETF Asy. MEM Volatility Analysis

Volatility prediction for Wednesday, July 22nd, 2026

1 Day

16.71%

decreased by 0.69%

1 Week

17.03%

decreased by 0.37%

1 Month

18.09%

increased by 0.69%

Analysis last updated: Tuesday, July 21, 2026 at 09:45 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of iShares Russell 2000 ETF AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 29, 2000 to Jul 17, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 139% more than equivalent positive returns.

μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0499
28.52***
α

ARCH

Response to squared shocks

0.1045
29.52***
β

GARCH

Volatility persistence

0.7979
295.29***
γ

leverage

Additional response to negative shocks

0.1452
20.70***

Persistence:

0.975

Half-life:

27 days