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V-Lab

S&P GSCI Lean Hogs Index GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, July 15th, 2026

1 Day

35.51%

increased by 1.91%

1 Week

35.25%

increased by 1.65%

1 Month

34.32%

increased by 0.72%

Analysis last updated: Tuesday, July 14, 2026 at 11:10 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of S&P GSCI Lean Hogs Index GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 2, 1990 to Jul 10, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 114% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0514
18.66***
α

ARCH

Response to squared shocks

0.0404
20.37***
β

GARCH

Volatility persistence

0.9190
445.23***
γ

leverage

Additional response to negative shocks

0.0459
9.31***

Persistence:

0.982

Half-life:

39 days