Thanks -- and Fool on! The article How to Calculate Beta From Volatility and Correlation originally appeared on Fool.com. Try any of our Foolish newsletter services free for 30 days.

A cash-secured put can take advantage of the high implied volatility around Robinhood stock as it reports earnings on Wednesday.

Implied volatility shows how much movement the market is expecting in the future. Options with high levels of implied volatility suggest that investors in the underlying stocks are expecting a big ...

Our Chief Equity Strategist and Economist, John Blank, wrote recently that the bulk of what happened to large cap U.S. stock indices over the last month was a stock options volatility spike, and a ...

Michael Saylor has pointed to high volatility as a reason for owning MSTR, so without it, the stock could suffer.

Direxion adds Ford to its lineup of single-stock tactical trading vehicles, offering leveraged and inverse ETFs for short-term speculation on the company's volatile stock.