TechFlow news, November 21 — According to Coinglass data, the total open interest of BTC contracts across all platforms reached 644,100 BTC (approximately $62.93 billion), marking a 24-hour increase of 10.01%. Among exchanges, CME led with 211,100 BTC (approximately $20.59 billion), accounting for 32.72% of the total and rising 10.42% over the past day. Binance ranked second with 122,700 BTC (approximately $11.99 billion), representing 19.05% of the total and increasing 11.03% in 24 hours.





