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V-Lab

CBOT Rough Rice MF2-GARCH Volatility Analysis

Volatility prediction for Wednesday, July 8th, 2026

1 Day

27.38%

increased by 3.32%

1 Week

27.44%

increased by 3.38%

1 Month

27.62%

increased by 3.56%

Analysis last updated: Wednesday, July 8, 2026 at 02:06 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of CBOT Rough Rice MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Sep 15, 1999 to Jun 26, 2026

Model Insight

Volatility shocks decay with a half-life of 36 trading days, meaning a shock loses half its impact after approximately 36 days.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

91
α

ARCH

Response to squared shocks

0.0838
24.54***
β

GARCH

Volatility persistence

0.8969
183.87***
γ

leverage

Additional response to negative shocks

0.0006
0.13
λ₁

tau intercept

Baseline long-term coefficient

0.5601
0.27
λ₂

forecast adj.

Forecast performance sensitivity

0.0000
0.00
λ₃

tau persistence

Long-term factor persistence

0.8295
1.34

Persistence:

0.981

Half-life:

36 days