Golden Finance reports that, according to monitoring data from Farside Investors, the fund data for the US spot Bitcoin ETF and spot Ethereum ETF on December 31 is as follows: Spot Bitcoin ETF: FBTC net inflow of 36.8 million USD, BITB net inflow of 8.7 million USD, GBTC net outflow of 9.6 million USD. Spot Ethereum ETF: FETH net inflow of 31.8 million USD, ETHE net outflow of 5.6 million USD, ETH net inflow of 9.8 million USD.