According to Farside Investors monitoring data, the US spot Bitcoin ETF and spot Ethereum ETF funding data yesterday (December 23) are as follows: Spot Bitcoin ETF: GBTC net outflow $38.40 million, ARKB net outflow $15.70 million, BTC net outflow $6.20 million. Spot Ethereum ETF: ETH net outflow 6.10 million USD, CETH, ETHE no inflows or outflows.