As of December 2025 Koss has a market cap of ยฃ30.23 Million. This makes Koss the world's 9895th 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 19th, 2025 the market cap of Koss was reported to be: