George Soros acquired 16.4 Million Rivian Automotive shares worth $317 Million. It makes up 9.79% of their stock portfolio and is their biggest holding. The investor owns 1.90% of the outstanding Rivian Automotive stock. George Soros started to build up the position in Rivian Automotive in Q4 2021. Since then they sold 3.48 Million shares. The investor's estimated purchase price is $1.88 Billion, resulting in a loss of 83%.