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V-Lab

State Street SPDR S&P Metals & Mining ETF MF2-GARCH Volatility Analysis

Volatility prediction for Wednesday, September 9th, 2026

1 Day

35.94%

decreased by 0.86%

1 Week

36.22%

decreased by 0.58%

1 Month

36.41%

decreased by 0.39%

Analysis last updated: Tuesday, September 8, 2026 at 10:46 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of State Street SPDR S&P Metals & Mining ETF MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jun 22, 2006 to Sep 4, 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

MF2-GARCH Model

Tap to view equation

Leverage: volatility responds almost entirely to negative shocks
ParamValuet-stat
mwindow76
αARCH0.0134
1.49
βGARCH0.9095
67.03***
γleverage0.0671
4.44***
λ₁tau intercept0.2304
1.80*
λ₂forecast adj.0.3964
3.61***
λ₃tau persistence0.5596
4.36***

0.956

Persistence

16d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

76
α

ARCH

Response to squared shocks

0.0134
1.49
β

GARCH

Volatility persistence

0.9095
67.03***
γ

leverage

Additional response to negative shocks

0.0671
4.44***
λ₁

tau intercept

Baseline long-term coefficient

0.2304
1.80*
λ₂

forecast adj.

Forecast performance sensitivity

0.3964
3.61***
λ₃

tau persistence

Long-term factor persistence

0.5596
4.36***

Persistence:

0.956

Half-life:

16 days