As of January 2026 Applied Optoelectronics has a market cap of C$4.05 Billion. This makes Applied Optoelectronics the world's 4023th 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 Jan 30th, 2026 the market cap of Applied Optoelectronics was reported to be: