According to Lookonchain monitoring, on August 15, US Ethereum and Bitcoin ETF data revealed that: Nine US Ethereum ETFs have a total net outflow of 1,736 ETH, equivalent to about $4.62 million, of which 11,557 ETH, equivalent to about $30.78 million, and the current grey release holdings are 1,898,644 ETH, worth about $5.06 billion; Ten US Bitcoin ETFs have a total net outflow of 1,316 BTC, which is about $78.32 million, of which Grey Release has outflow of 480 BTC, which is about $28.58 million. The current Grey Release holdings are 231,853 BTC, which is about $13.80 billion.