Top 10 S&P 500 Companies by Market Cap (1980-2020)

Top 10 S&P 500 Companies (1980-2020) by market capitalization.

Facebook, Microsoft, Amazon, Apple and Google make up 20-25% of the S&P 500. Paradigm shift? or asset bubble?

The S&P 500 index consists of most of the largest companies in the United States. The S&P market cap is 70 to 80% of the total US stock market capitalization. It is a commonly used benchmark for stock portfolio performance in America and abroad. Beating the performance of the S&P with less risk is the goal of nearly every portfolio manager, hedge fund and private investor.

S&P 500 Annualized Returns as of 6/23/20: 11.11%


Source:
Years 1980-2013: https://etfdb.com/history-of-the-s-an...
Years 2014 - 2019: https://siblisresearch.com/data/marke...
Year 2020: Manually calculated as of 6/22/2020