According to data monitored by Farside Investors, the fund data for the US spot Bitcoin ETF and spot Ethereum ETF on December 23rd is as follows: Spot Bitcoin ETF: GBTC had a net outflow of $38.4 million, ARKB had a net outflow of $15.7 million, BTC had a net outflow of $6.2 million. Spot Ethereum ETF: ETH had a net outflow of $6.1 million, CETH and ETHE saw no funds inflow or outflow.