Bitcoin ETF saw an inflow of $440 million last night, with a total inflow of over $2.7 billion in the last three days. Behind this is definitely sovereign-level capital entering the market. The data inflow for Bitcoin can serve as an indicator of the recent market direction. A significant inflow increases the probability of upward fluctuations, while outflows would increase the likelihood of downward movements. This can also serve as a reference signal for taking profits and exiting trades.