US Spot Bitcoin ETFs Log $457 million Net Inflows, Biggest Since Early November

On Wednesday, US spot Bitcoin ETFs took in roughly $457 million in net inflows, the strongest single-day tally since early November. On December 18, 2025, the report noted Fidelity attracted the largest share while BlackRock also saw gains, with cumulative ETF inflows above $57 billion and total assets exceeding $112 billion.