According to SoSoValue data, yesterday (January 21, Eastern Time), the total net inflow of Bitcoin spot ETFs was $802 million. Yesterday, Grayscale's ETF GBTC had a net outflow of $0.00, and its historical net outflow currently stands at $21.65 billion. Grayscale's Bitcoin Mini Trust ETF BTC saw a net inflow of $136 million yesterday, and the historical total net inflow for Grayscale's Bitcoin Mini Trust BTC is currently $1.10 billion. The Bitcoin spot ETF with the highest net inflow yesterday was BlackRock's ETF IBIT, which had a net inflow of $662 million, bringing IBIT's historical total net inflow to $39.07 billion. As of the time of writing, the total net asset value of Bitcoin spot ETFs is $123.59 billion, and the ETF net asset ratio (the market value compared to Bitcoin's total market value) is 5.88%, with a historical cumulative net inflow reaching $38.98 billion.