the five stocks which are the most price influential in the calculation of the moment to moment price value for SPY & the S&P 500 index - Change in Market Capitalization dollar amount --- change since the Start of 2020: the five most influential stocks because of their Market Cap dollar size and the 495 remaining stocks comprising the S&P 500 index https://media.bespokepremium.com/uploads/2020/07/5largest.png