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S&P GSCI All Cattle Spot Index GJR-GARCH Volatility Analysis

Volatility prediction for Friday, October 23rd, 2026

1 Day

13.55%

decreased by 0.24%

1 Week

13.60%

decreased by 0.19%

1 Month

13.80%

increased by 0.01%

Analysis last updated: Thursday, October 22, 2026 at 11:10 PM UTC

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Date Range:

from

10/22/2024

to

10/22/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of S&P GSCI All Cattle Spot Index GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 7, 2002 to Oct 16, 2026

Model Insight

This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.

σ

GJR-GARCH Model

Tap to view equation

Leverage: volatility responds almost entirely to negative shocks
ParamValuet-stat
ωconst0.0125
4.29***
αARCH0.0130
2.02**
βGARCH0.9453
155.78***
γleverage0.0573
3.87***

0.987

Persistence

53d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0125
4.29***
α

ARCH

Response to squared shocks

0.0130
2.02**
β

GARCH

Volatility persistence

0.9453
155.78***
γ

leverage

Additional response to negative shocks

0.0573
3.87***

Persistence:

0.987

Half-life:

53 days