Learn how using historical data, instead of standard deviation, offers a more accurate assessment of stock volatility and risk management strategies.

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...

Volatility refers to the extent of price fluctuations for a given asset or market. Historically, volatility has been inversely correlated with the stock market. When stock markets rally, volatility ...

Not only have the daily sharp fluctuations increased, but intraday volatility has also grown. On the 2nd, the difference between the intraday low (4,933.58) and high (5,196.71) reached 263.13 points.