CBOE Volatility Index

CBOE NASDAQ-100 Volatility Index

CBOE DJIA Volatility Index

CBOE Russell 2000 Volatility Index

CBOE S&P 500 9-Day Volatility Index

CBOE 3-Month Volatility Index

CBOE 1-Day Volatility Index

CBOE S&P 500 6-Month Volatility Index

CBOE S&P 500 One-Year Volatility Index

CBOE Skew Index

How volatility evolves over time

How illiquidity evolves over time

{name} Model Equation

How returns affect tomorrow's volatility

How returns affect tomorrow's illiquidity

Spline Coefficients

Value at Risk (VaR) estimates the maximum loss at a given confidence level. Expected Shortfall (ES) estimates the average loss beyond VaR.

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Param	Value	t-stat
ωlong-run	1.3607	2.80***
αscore	0.1368	7.82***
βpersistence	0.9737	98.98***
νDF	6.4527	1.78*

Parameter	Value	t-statistic
ω long-run Long-run variance given a price move	1.3607	2.80***
α score Weight on the scaled score	0.1368	7.82***
β persistence Volatility persistence	0.9737	98.98***
ν DF Student-t tail thickness	6.4527	1.78*

V-Lab

Proshares S&P 500 EX-Technology ETF GAS-GARCH Student T Volatility Analysis

Date Range:

News Impact Curve

Volatility Forecast

Parameter Estimates

Other Proshares S&P 500 EX-Technology ETF Analyses