Wu said that according to SoSo Value data, yesterday (May 28, US Eastern Time), the total net inflow of US Bitcoin spot ETFs was 45.1432 million US dollars. Grayscale ETF GBTC had a net outflow of 105 million US dollars in a single day. The largest single-day net inflow was BlackRock ETF IBIT, with a net inflow of 103 million US dollars in a single day. The second largest single-day net inflow was Fidelity ETF FBTC, with a net inflow of 34.3451 million US dollars in a single day.