According to AICoin monitoring, a large amount of funds flooded into the US spot BTC ETF market yesterday, with a net inflow of up to 773 million US dollars. Among them, IBIT was the largest inflow, with a daily net inflow of 627 million US dollars; Next is FBTC, with a total of 134 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