Ray Dalio's position in Lam Research Corp. is currently worth $16 Million. That's 0.07% of their equity portfolio (189th largest holding). The first Lam Research Corp. trade was made in Q1 2007. Since then Ray Dalio bought shares 27 more times and sold shares on 22 occasions. The stake costed the investor $2.96 Million, netting the investor a gain of 441% so far.