The S&P 500 Price index returned -6.59% in 2018. Using a better calculation which includes dividend reinvestment, the S&P 500 returned -4.75%. The 2018 S&P 500 Return: Buy, Hold and Reinvest The quoted numbers require that you bought the opening trade on January 2nd, 2018 and sold the closing trade on December 31, 2018. If […]