According to Farside Investors data, this week the net outflow of the US Bitcoin spot ETF was 739.2 million US dollars, with a net outflow over four trading days, only 22.1 million US dollars on Wednesday. Among them: BlackRock IBIT had a net outflow of 1.296 billion US dollars; Fidelity FBTC had a net outflow of 2.01 billion US dollars; ARKB had a net outflow of 1.635 billion US dollars; Grayscale GBTC had a net outflow of 1.254 billion US dollars.