As of May 2026 Ribbon Communications has a market cap of A$0.65 Billion. This makes Ribbon Communications the world's 7365th 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 May 18th, 2026 the market cap of Ribbon Communications was reported to be: