Ray Dalio's position in Lam Research is currently worth $6.89 Million. That's 0.04% of their equity portfolio (316th largest holding). The first Lam Research trade was made in Q1 2007. Since then Ray Dalio bought shares 31 more times and sold shares on 25 occasions. The stake costed the investor $4.27 Million, netting the investor a gain of 61% so far.