According to Mars Finance, based on SoSoValue data, yesterday (Eastern Time August 21), the total net outflow of Bitcoin spot ETFs was $194 million. The Bitcoin spot ETF with the highest single-day net inflow yesterday was Grayscale Bitcoin Trust ETF BTC, with a single-day net inflow of $4.9657 million, bringing the historical total net inflow for BTC to $1.716 billion. The second was Franklin Bitcoin ETF EZBC, with a single-day net inflow of $3.2497 million, and the historical total net inflow for EZBC reached $281 million. The Bitcoin spot ETF with the highest single-day net outflow yesterday was Blackrock ETF IBIT, with a single-day net outflow of $127 million, and the historical total net inflow for IBIT reached $58.258 billion. As of the time of writing, the total net asset value of Bitcoin spot ETFs was $144.481 billion, and the ETF net asset ratio (market value as a percentage of the total market value of Bitcoin) reached 6.45%, with a historical cumulative net inflow of $53.823 billion.