According to Farside Investors monitoring data, the US spot Bitcoin ETF and spot Ethereum ETF funding data yesterday (December 19) are as follows: Spot Bitcoin ETF: BITB net outflow $43.60 million, ARKB net outflow $108.40 million, GBTC net outflow $87.90 million, BTC net outflow $188.60 million. Spot Ethereum ETF: ETHW net outflow $6.80 million, ETHE net outflow $58.10 million, ETH net outflow $3.20 million.