TechFlow news, on February 21, according to Coinglass data, the total open interest of BTC contracts across all exchanges reached 655,600 BTC (approximately $64.459 billion), up 3.61% in the past 24 hours.
Among them, CME ranked first with 172,300 BTC (approximately $16.924 billion), accounting for 26.25%, with a 24-hour increase of 1.05%;
Binance ranked second with 117,100 BTC (approximately $11.519 billion), accounting for 17.86%, with a 24-hour increase of 4.23%.





