Stocks beta calculator
11 Jun 2019 If a stock moves less than the market, the stock's beta is less than 1.0. High-beta stocks tend to be riskier but provide the potential for higher b = (R - Rf) / (Rm - Rf) R = Expected Rate of Return Rf = Risk Free Interest Rate Rm = Expected Market Return b = Stock Beta A common benchmark used to compute beta is the S&P 500. However, the calculator does not support actual S&P 500 prices, but it does support monthly S&P 500