The five biggest tech companies now make up 17.5% of the S&P 500 — here's how to protect yourself
Investing in funds that track the S&P 500 is no longer a broad bet on the U.S. economy because the five biggest tech companies have such outsized influence.
28 Jan 2020 ... The five biggest tech companies now make up 17.5% of the S&P 500 ... Apple, Microsoft, Alphabet, Amazon and Facebook now account for ...