RTB ▲ +7.1% - RTB Digital, Inc. $RTB - Powered by Coinbase, Roundtable’s Real-Time DeFi Media Payment Platform Goes Live $100 Million Ad Ecosystem to Migrate; RTB Shares Begin Trading on Coinbase Today RTB Digital shares rose 7.1% today following the launch of its real-time DeFi media payment platform powered by Coinbase and the announcement that a $100 million ad ecosystem will migrate to the system. The company's shares also began trading on Coinbase today, expanding its exchange accessibility and potentially driving increased retail investor participation. 23-SEP-2026 08:15 AM ET