According to Farside Investors, on August 21, the net outflow of spot Ethereum ETF funds reached 18 million US dollars, of which Grayscale's net outflow of ETHE reached 31.10 million US dollars. Between August 15 and August 21, the net outflow of ETHE alone reached 158.60 million US dollars. Despite the continuous reduction of GBTC holdings, the US spot Bitcoin ETF has seen inflows for five consecutive days.