As of January 2026 Cogent Communications has a market cap of ยฃ0.87 Billion. This makes Cogent Communications the world's 5727th 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 13th, 2026 the market cap of Cogent Communications was reported to be: