As of October 2026 KLA has a market cap of ยฃ194.73 Billion. This makes KLA the world's 65th 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 Oct 7th, 2026 the market cap of KLA was reported to be: