According to SoSoValue data, yesterday (Eastern Time December 20) the total net outflow of Bitcoin spot ETFs was $277 million. Yesterday, Grayscale ETF GBTC had a net outflow of $57.36 million, and the historical net outflow for GBTC is $21.29 billion. Grayscale Bitcoin Mini Trust ETF BTC had a net inflow of $6.4074 million yesterday, and the historical total net inflow for Grayscale Bitcoin Mini Trust BTC is $860 million. Next is Franklin Templeton ETF EZBC, with a net inflow of $5.6136 million yesterday, and the historical total net inflow for EZBC has reached $467 million. As of the time of writing, the total net asset value of Bitcoin spot ETFs is $109.725 billion, and the ETF net asset ratio (market value relative to total Bitcoin market value) is 5.75%, with a historical cumulative net inflow of $36.052 billion.