According to BlockBeats, on July 21, according to Coinglass data, the total open interest of Bitcoin futures contracts across the entire network was 548,700 BTC (approximately US$36.861 billion).
Among them, the open interest of CME Bitcoin contracts was 171,200 BTC (about 11.476 billion US dollars), ranking first;
Binance Bitcoin contract open interest was 120,600 BTC (about US$8.103 billion), ranking second.