Cboe

Cboe is the Chicago-based exchange group that runs the largest US options market and four US stock exchanges grown out of BATS, an exchange built by high frequency traders in 2005. It publishes the VIX, the price of fear built from S&P 500 options.

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  • Volatility / VIXVolatility is how much a price swings. The VIX is Cboe's index of how far the S&P 500 is expected to move over thirty…

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