https://www.cnbc.com/2020/01/16/big-tech-worth-over-5-trillion-with-alphabet-joining-four-comma-club.htmlTech is worth over $5 trillion now that Alphabet has joined the four comma club
Alphabet became the fourth U.S. tech company to reach $1 trillion in market value, after Apple, Microsoft and Amazon, which has since dipped below that mark.
The five most valuable U.S. tech companies now account for over 17% of the S&P 500, up from 11% in 2015.
Even in the face of heightened regulatory pressure, the dominant companies continue to grow and attract investor dollars.