TechFlow news, September 21: According to Coinglass data, the total open interest of BTC contracts across all platforms reached 722,200 BTC (approximately $83.523 billion), down 1.16% over 24 hours. Among them, CME ranked first with 148,600 BTC (approximately $17.182 billion), accounting for 20.57%, with a 24-hour decline of 0.24%; Binance ranked second with 126,100 BTC (approximately $14.585 billion), accounting for 17.46%, with a 24-hour decline of 1.03%.




