As of December 2025 Lam Research has a market cap of HK$1.718 Trillion. This makes Lam Research the world's 74th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Dec 29th, 2025 the market cap of Lam Research was reported to be: