ARB rose more than 48% in one day to touch $0.196, last trading at $0.1933, as activity on Robinhood Chain intensified. Built on the Arbitrum technology stack, Robinhood Chain launched its mainnet on July 1. Its DEX (decentralized exchange) trading volume exceeded $1.89 billion over 24 hours yesterday evening, surpassing Solana and BNB Chain to rank first among public chains for the first time. Based on the annualized average of fees generated over the past 30 days, Robinhood Chain's annualized revenue was about $110 million. Under a cooperation licensing agreement, 10% of the network's net protocol revenue is returned to the Arbitrum ecosystem, with 8% going to the Arbitrum DAO (decentralized autonomous organization) treasury and 2% to the Arbitrum Developer Guild.