Billionaire George Soros reveals stake in Rivian, sells some tech shares By: MarketWatch February 13, 2022 at 18:07 PM EST Billionaire George Soros' investment fund has taken a more than $1 billion stake in electric-pickup maker Rivian Automotive Inc. Read More >> Related Stocks: Alphabet-A Amazon.com Ford Motor Nasdaq ETF Peloton Interactive Inc Rivian Automotive, Inc.