The stock market is more top-heavy than it has been in decades.
The collective market value of the top 10 companies in the S&P 500 has swelled to about $8 trillion as of Friday as investors have piled into big technology stocks including Apple Inc., Microsoft Corp. and Amazon.com Inc.
Real Life. Real News. Real Voices
Help us tell more of the stories that matterBecome a founding member
Together, the 10 biggest firms comprise 29% of the…
Subscribe to the newsletter news
We hate SPAM and promise to keep your email address safe