
A market hedge traders use if volatility spikes and the sell-off gets worse
The Cboe Volatility Index (known as the “VIX”) measures the market’s expectation of volatility over the next 30 days as implied by a weighted strip of S & P 500 Index options. When investors are nervous, options premiums, and therefore the VIX tends to spike, reflecting heightened uncertainty. A very high reading often signals panic…