[Upbit's Trading Volume Soared 22.4% to $9.9 Billion Last Week, XRP Leads in Volume] Deep Tide TechFlow reports, on September 21, according to The Block, Upbit's latest weekly report shows that the platform's trading volume increased by 22.4% week-over-week, reaching $9.9 billion. Among them, XRP was the cryptocurrency with the highest trading volume last week, followed by Bitcoin (BTC) and USDT.