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V-Lab

CBOT Rough Rice MF2-GARCH Volatility Analysis

Volatility prediction for Monday, August 17th, 2026

1 Day

23.18%

increased by 0.22%

1 Week

23.33%

increased by 0.37%

1 Month

23.83%

increased by 0.87%

Analysis last updated: Saturday, August 15, 2026 at 04:05 AM UTC

Date Range:

from

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 Aug 14, 2026

Model Insight

Volatility shocks decay with a half-life of 23 trading days, meaning a shock loses half its impact after approximately 23 days.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

126
α

ARCH

Response to squared shocks

0.0770
27.10***
β

GARCH

Volatility persistence

0.8910
265.81***
γ

leverage

Additional response to negative shocks

0.0037
0.92
λ₁

tau intercept

Baseline long-term coefficient

0.0027
4.26***
λ₂

forecast adj.

Forecast performance sensitivity

0.0043
4.90***
λ₃

tau persistence

Long-term factor persistence

0.9946
880.98***

Persistence:

0.970

Half-life:

23 days