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V-Lab

Portfolio Building Block Integrated Oil Gas Exploration & Production Index ETF GJR-GARCH Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

25.75%

unchanged at 0.00%

1 Week

25.75%

unchanged at 0.00%

1 Month

25.76%

increased by 0.01%

Analysis last updated: Friday, July 24, 2026 at 09:55 PM UTC

Date Range:

from

to

6M ·

All

graph of Portfolio Building Block Integrated Oil Gas Exploration & Production Index ETF GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 25, 2025 to Jul 24, 2026
Hessian SE

Model Insight

Volatility shocks decay with a half-life of 21 trading days, meaning a shock loses half its impact after approximately 21 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0873
0.02
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.9669
0.90
γ

leverage

Additional response to negative shocks

0.0000
0.00

Persistence:

0.967

Half-life:

21 days