According to ChainCatcher, according to SoSoValue data, yesterday (December 19, Eastern Time), the total net outflow of Bitcoin spot ETFs was US$680 million.

Yesterday, Grayscale ETF GBTC had a net outflow of $87.8625 million, and the current historical net outflow of GBTC is $21.236 billion. Grayscale Bitcoin Mini Trust ETF BTC had a net outflow of $189 million, and the current historical total net inflow of Grayscale Bitcoin Mini Trust BTC is $853 million. The Bitcoin spot ETF with the largest net inflow yesterday was WisdomTree ETF BTCW, with a net inflow of $2.0474 million, and the current historical total net inflow of BTCW is $229 million.

As of the time of publication, the total net asset value of Bitcoin spot ETFs is 109.655 billion USD, and the net asset ratio of the ETFs (market value as a percentage of Bitcoin's total market value) has reached 5.74%. The historical cumulative net inflow has reached 36.329 billion USD.