Wu Shuo learned that according to SoSoValue data, the Bitcoin spot ETF had a net outflow of $173 million last week from March 31st to April 4th Eastern Time. The Bitcoin spot ETF with the highest net outflow in a single week last week was the Grayscale Bitcoin ETF GBTC, with a weekly net outflow of $95.48 million. Currently, the total historical net outflow of GBTC has reached $22.62 billion.