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The chart above tracks the average VIX level across the calendar year, using data from 1990 to 2023. The small peak around the beginning of August already perfectly captured the Aug. 5 spike that ...
The current VIX index value quotes the expected annualized change in the S&P 500 index over the following 30 days, as computed from options-based theory and current options-market data. To summarize, VIX is a volatility index derived from S&P 500 options for the 30 days following the measurement date, [ 5 ] with the price of each option ...
The VIX is an index run by the Chicago Board Options Exchange, now known as Cboe, that measures the stock market’s expectation for volatility over the next 30 days based on option prices for the ...
The VIX soon recovered at record speed, however, plummeting over 50 points in a matter of weeks as markets stormed back to erase their losses. The index currently sits around 17, below its long ...
VIX (introduced by CBOE in 2003) is counted as an option price's weighted average, using all available range of strikes, thus it is independent of the model used to derive implied volatilities. This technique works with a thick grid of actively traded strikes (i.e. S&P 500 and other indices), but not for the majority of optionable stocks.
The A-VIX is a market instrument pricing investor sentiment and market expectations. A relatively high A-VIX value implies that the market expects significant changes in the S&P/ASX 200 over the next 30 days, while a relatively low A-VIX value implies that the market expects minimal change. The ASX chart below illustrates this relationship.
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The VDAX indicates in percentage points the volatility to be expected in the next 30 days for the DAX. The basis for the calculation of this index is provided by the DAX option contracts. It is analogous to the VIX implied volatility index on the S&P 500.