According to SoSoValue data, Bitcoin spot ETFs saw a total net inflow of $457 million yesterday (December 17th, Eastern Time). The Bitcoin spot ETF with the largest single-day net inflow was Fidelity ETF FBTC, with a net inflow of $391 million, bringing its historical total net inflow to $12.363 billion. This was followed by BlackRock ETF IBIT, with a net inflow of $111 million, bringing its historical total net inflow to $62.632 billion. The Bitcoin spot ETF with the largest single-day net outflow was Ark Invest and 21Shares ETF ARKB, with a net outflow of $36.9629 million, bringing its historical total net inflow to $1.651 billion. As of press time, the total net asset value of Bitcoin spot ETFs is $112.574 billion, the ETF net asset ratio (market capitalization as a percentage of Bitcoin's total market capitalization) is 6.57%, and the historical cumulative net inflow has reached $57.727 billion.