Spot Bitcoin ETFs in the United States have reached a significant milestone, recording a new all-time high (ATH) for daily inflows. On February 28, these ETFs garnered nearly $680 million in investments. This surge was primarily driven by iShares Bitcoin Trust, which saw the highest daily inflows at $612.1 million. Other contributors included Fidelity Wise Origin Bitcoin Fund, ARK 21Shares Bitcoin ETF, Bitwise Bitcoin ETF, and WisdomTree Bitcoin ETF. However, Grayscale Bitcoin Trust experienced outflows of $216.4 million, reducing the total inflows to $676.8 million for the day.