Odaily News According to Coinglass data, the total open interest of BTC futures contracts on the entire network is 538,660 BTC, equivalent to approximately $33.18 billion. Among them, the open interest of CME BTC contracts is 153,030 BTC (approximately $9.4 billion), ranking first; the open interest of Binance BTC contracts is 125,240 BTC (approximately $7.72 billion), ranking second.