According to Trader T's monitoring, in December, the net inflow of the US Bitcoin spot ETF was $4.586 billion, including:

- BlackRock IBIT increased its holdings by 51,538 BTC, currently holding 551,918 BTC, with an inflow of $5.53 billion (the same as last month);

- Fidelity FBTC had an inflow of $267 million;

- Grayscale had an outflow of $866 million (GBTC outflow of $976 million, BTC inflow of $110 million).