According to AiCoin monitoring, the net outflow of US spot BTC ETF reached $158 million yesterday, the highest daily net outflow since March 13th. Among them, ARKB had the largest outflow of funds, reaching 87.4 million US dollars; Next is FBTC, with an outflow amount of 85.4 million US dollars. According to the "Spot BTC ETF Tracking" real-time trading strategy developed by AiCoin, there is a significant positive correlation between the inflow of ETF funds and BTC prices. Subscription indicators can be used to automatically place orders based on the flow of funds in the program. Data for reference only