As of December 2025 Lumen Technologies has a market cap of โน787.20 Billion. This makes Lumen Technologies the world's 2147th 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 12th, 2025 the market cap of Lumen Technologies was reported to be: