The current institutional shareholding score of Lam Research Corp is 7.00, ranking 45 out of 105 in the Semiconductors & Semiconductor Equipment industry. The latest institutional shareholding proportion is 89.47%, representing a quarter-over-quarter increase of 0.44%. The largest institutional shareholder is ETHSX, holding a total of 7.09M shares, representing 0.84% of shares outstanding, with 845.95% increase in holdings.