According to AICoin monitoring, a large amount of funds flowed out of the US spot BTC ETF market yesterday, with a net outflow of up to $149 million. Among them, IBIT was the largest outflow, with a daily net outflow of $184 million; Next is BITB, with a total of 1.6 million US dollars. According to AICoin's "Spot BTC ETF Tracking" real-time trading strategy, there is a significant positive correlation between ETF fund inflows and BTC prices. Subscription indicators can be used to automatically place orders based on fund flows. Data for reference only