Investors often use standard deviation to quantify asset volatility. You can calculate standard deviation of an asset in a spreadsheet with a series of daily closing values. Standard deviation ...

To calculate the standard deviation (σ) of returns: Finally, multiply the standard deviation by the square root of the time period to annualize the realized volatility (if you’re measuring for ...

There’s a new sheriff in town. President Donald Trump’s administration is quickly falling into place and has already made major changes to U.S. government policies. Look for potentially higher daily ...

Brian Stutland, Equity Armor Investments chief investment officer, joins 'Power Lunch' to discuss how to play market volatility.