U.S. spot Bitcoin ETFs experienced a significant net inflow of $663.9 million on April 18, according to Farside Investors. The IBIT ETF led with $284 million, followed by FBTC with $163.4 million, and ARKB with $117.9 million. Meanwhile, Ethereum ETFs continued their positive streak with a net inflow of $127.4 million, marking the seventh consecutive day of gains. The FETH ETF saw the largest inflow among Ethereum ETFs at $84.1 million, while ETHA recorded $30.8 million.