PRIMECAP Management acquired 25.4M Flex shares worth $3.86B. That's 2.38% of their equity portfolio (7th largest holding). The investor owns 6.98% of the outstanding Flex stock. The first Flex trade was made in Q1 2013. Since then PRIMECAP Management bought shares nineteen more times and sold shares on 33 occasions. The stake costed the investor $223M, netting the investor a gain of 1631% so far.