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Simon Property Group Inc MF2-GARCH Volatility Analysis

Volatility prediction for Friday, October 2nd, 2026

1 Day

17.76%

decreased by 0.68%

1 Week

18.25%

decreased by 0.19%

1 Month

19.52%

increased by 1.08%

Analysis last updated: Thursday, October 1, 2026 at 11:16 PM UTC

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Date Range:

from

10/01/2024

to

10/01/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Simon Property Group Inc MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 14, 1993 to Sep 25, 2026

Model Insight

This asset exhibits a strong leverage effect: negative returns increase next-day volatility 128% more than equivalent positive returns.

σ

MF2-GARCH Model

Tap to view equation

Leverage: Negative returns increase volatility 128% more than positive returns
ParamValuet-stat
mwindow61
αARCH0.0613
5.38***
βGARCH0.8434
51.05***
γleverage0.0788
4.14***
λ₁tau intercept0.0158
1.91*
λ₂forecast adj.0.0306
2.47**
λ₃tau persistence0.9634
65.27***

0.944

Persistence

12d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

61
α

ARCH

Response to squared shocks

0.0613
5.38***
β

GARCH

Volatility persistence

0.8434
51.05***
γ

leverage

Additional response to negative shocks

0.0788
4.14***
λ₁

tau intercept

Baseline long-term coefficient

0.0158
1.91*
λ₂

forecast adj.

Forecast performance sensitivity

0.0306
2.47**
λ₃

tau persistence

Long-term factor persistence

0.9634
65.27***

Persistence:

0.944

Half-life:

12 days