Upbit lists 4 altcoins as ETHGas surges 11%

South Korean cryptocurrency exchange Upbit expanded its marketplace on August 21, 2026, by listing four new altcoins, triggering an immediate price surge for one of the assets. The exchange added Biconomy (BICO), Bubblemaps (BMT), Nillion (NIL), and ETHGas (GWEI), each paired with Bitcoin (BTC) and Tether (USDT).