Add preferred source Circle’s euro-backed stablecoin EURC is now available on Upbit, South Korea’s largest crypto exchange, with three trading markets: KRW-EURC, BTC-EURC and USDT-EURC. The issuer confirmed the availability in a September 11, 2026 post on X, though the announcement establishes access rather than a formal launch date, and ticker data shows trades predating…