According to Lookonchain's December 10 update, 10 Bitcoin ETFs had a net inflow of 3,883 BTC (~ $379 million), of which BlackRock had inflows of 4,072 BTC (~ $397 million) and currently holds 527,761 BTC (~ $51.50 billion). In addition, nine Ethereum ETFs had net inflows of 34,008 ETH (~ $125 million), of which BlackRock had inflows of 41,195 ETH (~ $152 million) and currently holds 887,255 ETH (~ $3.26 billion).