As of December 2025 Lam Research has a market cap of S$266.27 Billion. This makes Lam Research the world's 81th 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 8th, 2025 the market cap of Lam Research was reported to be: