Wu said that according to SoSoValue data, yesterday (June 26), the total net inflow of Bitcoin spot ETFs was 21.5187 million US dollars. Grayscale ETF GBTC had a single-day net inflow of 4.3306 million US dollars; the Bitcoin spot ETF with the largest single-day net inflow was Fidelity ETF FBTC, with a single-day net inflow of 18.6093 million US dollars.