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V-Lab

S&P GSCI Silver Index MF2-GARCH Volatility Analysis

Volatility prediction for Friday, July 17th, 2026

1 Day

43.09%

decreased by 0.71%

1 Week

42.93%

decreased by 0.87%

1 Month

42.17%

decreased by 1.63%

Analysis last updated: Thursday, July 16, 2026 at 11:04 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of S&P GSCI Silver Index MF2-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 shows a rare inverse leverage effect: positive returns raise next-day volatility 114% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

121
α

ARCH

Response to squared shocks

0.0637
26.01***
β

GARCH

Volatility persistence

0.9373
312.22***
γ

leverage

Additional response to negative shocks

-0.0339
-11.79***
λ₁

tau intercept

Baseline long-term coefficient

0.0091
8.75***
λ₂

forecast adj.

Forecast performance sensitivity

0.0221
6.98***
λ₃

tau persistence

Long-term factor persistence

0.9757
277.03***

Persistence:

0.984

Half-life:

43 days