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The resulting VIX index formulation provides a measure of market volatility on which expectations of further stock market volatility in the near future might be based. 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 ...
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 ...
CBOE Volatility Index (VIX) from December 1985 to May 2012 (daily closings) In finance, volatility (usually denoted by "σ") is the degree of variation of a trading price series over time, usually measured by the standard deviation of logarithmic returns. Historic volatility measures a time series of past market prices.
The Nikkei stock index hemorrhaged 12% that Monday — its biggest one-day drop since 1987 — while the S&P 500 plummeted 3%. The VIX Volatility Index ( ^VIX ) spiked to 65, the third-highest ...
The index was developed by Robert E. Whaley, a Vanderbilt University finance professor, [17] and was intended to measure the 30-day implied volatility of S&P 100 option prices. [16] In 2003, the underlying benchmark for the VIX was changed to the S&P 500. [18] The company launched tradeable products using VIX as the underlying index. [18]
The Chicago Board Options Exchange's Volatility Index, also known as the VIX, has been trending lower lately, which has some analysts predicting a stock market correction between late January and ...
A stock market, equity market, or share market is the aggregation of buyers and sellers of stocks (also called shares), which represent ownership claims on businesses; these may include securities listed on a public stock exchange as well as stock that is only traded privately, such as shares of private companies that are sold to investors ...
The stock market's demonstration of the situation is often described as all boats float or sink with the tide, in the popular Wall Street phrase "the trend is your friend". In the last decade, investors are also known to measure market sentiment through the use of news analytics , which include sentiment analysis on textual stories about ...