5 Most Valuable Silicon Valley Companies in the World

2. Alphabet Inc. (NASDAQ:GOOG)

Market Capitalization as of 1/1: $1.145 trillion

Number of Hedge Fund Holders: 156

With a market capitalization of $1.145 trillion, search leader Alphabet Inc. (NASDAQ:GOOG) is the most valuable company with headquarters in Mountain View and the second most valuable company with headquarters in Silicon Valley. Alphabet Inc. (NASDAQ:GOOG)’s headquarters consist of the Googleplex which has over 3 million square feet of space. At the end of Q3, Alphabet Inc. (NASDAQ:GOOG) was one of the most widely held tech stocks among elite funds with 156 hedge funds in our database owning shares.