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V-Lab

iShares US Real Estate ETF GJR-GARCH Volatility Analysis

Volatility prediction for Monday, September 21st, 2026

1 Day

13.74%

increased by 0.81%

1 Week

13.99%

increased by 1.06%

1 Month

14.88%

increased by 1.95%

Analysis last updated: Friday, September 18, 2026 at 10:55 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of iShares US Real Estate ETF GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jun 16, 2000 to Sep 18, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 186% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 186% more than positive returns
ParamValuet-stat
ωconst0.0251
5.29***
αARCH0.0525
4.03***
βGARCH0.8842
84.51***
γleverage0.0976
3.49***

0.985

Persistence

47d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0251
5.29***
α

ARCH

Response to squared shocks

0.0525
4.03***
β

GARCH

Volatility persistence

0.8842
84.51***
γ

leverage

Additional response to negative shocks

0.0976
3.49***

Persistence:

0.985

Half-life:

47 days