Andreas Halvorsen acquired 17.7 Million Charles Schwab shares worth $1.56 Billion. It makes up 4.66% of their stock portfolio and is their biggest holding. The first Charles Schwab trade was made in Q4 2016. Since then Andreas Halvorsen bought shares four more times and sold shares on one occasions. The stake costed the investor $1.32 Billion, netting the investor a gain of 19% so far.