According to SoSoValue data, yesterday (January 23rd, Eastern Time), the total net outflow of Bitcoin spot ETFs was US$105 million, of which the Grayscale Bitcoin Trust ETF had a net outflow of US$515 million, and other ETFs except Grayscale had a total net inflow of US$4.1 Among them, the Bitcoin spot ETF with the largest single-day net inflow was BlackRock ETF IBIT, with a single-day net inflow of US$160 million, followed by Fidelity ETF FBTC, with a single-day net inflow of US$157 million. Currently, the Grayscale Bitcoin Trust ETF still holds net assets of US$20.05 billion, and the total net asset value of the Bitcoin spot ETF is US$25.17 billion.