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V-Lab

iShares National AMT-Free Muni Bond ETF EGARCH Volatility Analysis

Volatility prediction for Monday, July 13th, 2026

1 Day

3.08%

decreased by 0.22%

1 Week

3.17%

decreased by 0.13%

1 Month

3.51%

increased by 0.21%

Analysis last updated: Friday, July 10, 2026 at 11:06 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of iShares National AMT-Free Muni Bond ETF EGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 10, 2007 to Jul 10, 2026

Model Insight

This asset exhibits a modest leverage effect: negative returns increase next-day volatility 45% more than equivalent positive returns.

σ

EGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

-0.0636
-15.92***
α

ARCH

Response to squared shocks

0.3019
41.69***
β

GARCH

Volatility persistence

0.9715
733.78***
γ

leverage

Additional response to negative shocks

-0.0553
-9.53***

Persistence:

0.972

Half-life:

24 days