Odaily News According to Coinglass data, the total open interest of BTC futures contracts on the entire network is 527,400 BTC, equivalent to approximately US$34.031 billion. Among them, the open interest of CME BTC contracts is 157,100 BTC (approximately US$10.122 billion), ranking first; the open interest of Binance BTC contracts is 117,300 BTC (approximately US$7.567 billion), ranking second.