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V-Lab

CBOT Corn GJR-GARCH Volatility Analysis

Volatility prediction for Friday, July 17th, 2026

1 Day

28.34%

decreased by 0.34%

1 Week

28.43%

decreased by 0.25%

1 Month

28.74%

increased by 0.06%

Analysis last updated: Friday, July 17, 2026 at 05:15 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of CBOT Corn GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 17, 2000 to Jul 10, 2026

Model Insight

This asset exhibits a modest leverage effect: negative returns increase next-day volatility 40% more than equivalent positive returns.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0580
18.75***
α

ARCH

Response to squared shocks

0.0627
17.60***
β

GARCH

Volatility persistence

0.9096
372.35***
γ

leverage

Additional response to negative shocks

0.0250
3.39***

Persistence:

0.985

Half-life:

45 days