
Visualizing the S&P 500
Clients sometime ask about the S&P 500 and whether or not they are or should be invested in it. The S&P 500 is an index of the largest 500 companies in the Unites States stock market, the largest market in the world. Together, S&P 500 companies hold $7.1 trillion in assets and account for close to 80% of available market capitalization.