Jeremy Grantham acquired 768 Thousand Lam Research shares worth $62.6 Million. That's 0.21% of their equity portfolio (62nd largest holding). The first Lam Research trade was made in Q4 2015. Since then Jeremy Grantham bought shares sixteen more times and sold shares on thirteen occasions. The stake costed the investor $53.1 Million, netting the investor a gain of 18% so far.