There are 500 companies from 11 sectors represented in the S&P 500, making it the most diversified of the major U.S. stock market indexes.
However, the S&P 500 is weighted by market capitalization, which means the largest companies have a greater influence over its performance than the smallest. As of this writing, the following five companies have a combined market cap of $13.4 trillion, representing 27.1% of the entire value of the index:
Apple (NASDAQ: AAPL) has a market cap of $3.4 […]
These 5 Artificial Intelligence (AI) Stocks Make Up 27.1% of the Entire S&P 500 Index