Wu said that according to SoSoValue data, yesterday (Eastern Time December 23) the total net outflow of Bitcoin spot ETFs was 227 million dollars. The Bitcoin spot ETF with the highest net inflow yesterday was BlackRock ETF IBIT, with a net inflow of 31.675 million dollars for the day, and the total historical net inflow of IBIT currently stands at 3.7361 billion dollars.