What Is the VIX?
The VIX is typically used to measure short-term investor sentiment, but many also use the index as a foundation for active investing strategies. The Cboe Volatility Index – frequently referred to by its ticker symbol, VIX – is a real-time measure of implied volatility on the benchmark S&P 500 Index (SPX). Not only is the VIX used as a quick gauge of short-term investor sentiment, it's also the basis of many active investing strategies, from portfolio hedging to directional speculation.First intr